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-rw-r--r--scene/gui/tab_bar.cpp15
-rw-r--r--scene/gui/tab_bar.h4
-rw-r--r--scene/gui/tab_container.cpp4
-rw-r--r--tests/scene/test_tab_bar.h864
-rw-r--r--tests/scene/test_tab_container.h671
-rw-r--r--tests/test_macros.h3
-rw-r--r--tests/test_main.cpp2
7 files changed, 1557 insertions, 6 deletions
diff --git a/scene/gui/tab_bar.cpp b/scene/gui/tab_bar.cpp
index 90bb0799b1..6cc7ec3bd5 100644
--- a/scene/gui/tab_bar.cpp
+++ b/scene/gui/tab_bar.cpp
@@ -354,6 +354,8 @@ void TabBar::_notification(int p_what) {
if (scroll_to_selected) {
ensure_tab_visible(current);
}
+ // Set initialized even if no tabs were set.
+ initialized = true;
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
@@ -655,10 +657,10 @@ void TabBar::set_tab_count(int p_count) {
}
if (!initialized) {
- if (queued_current != current) {
- current = queued_current;
- }
initialized = true;
+ if (queued_current != CURRENT_TAB_UNINITIALIZED && queued_current != current) {
+ set_current_tab(queued_current);
+ }
}
queue_redraw();
@@ -740,6 +742,13 @@ bool TabBar::select_next_available() {
return false;
}
+void TabBar::set_tab_offset(int p_offset) {
+ ERR_FAIL_INDEX(p_offset, tabs.size());
+ offset = p_offset;
+ _update_cache();
+ queue_redraw();
+}
+
int TabBar::get_tab_offset() const {
return offset;
}
diff --git a/scene/gui/tab_bar.h b/scene/gui/tab_bar.h
index d62b39ae16..f5ae75de51 100644
--- a/scene/gui/tab_bar.h
+++ b/scene/gui/tab_bar.h
@@ -117,8 +117,9 @@ private:
bool scroll_to_selected = true;
int tabs_rearrange_group = -1;
+ static const int CURRENT_TAB_UNINITIALIZED = -2;
bool initialized = false;
- int queued_current = -1;
+ int queued_current = CURRENT_TAB_UNINITIALIZED;
const float DEFAULT_GAMEPAD_EVENT_DELAY_MS = 0.5;
const float GAMEPAD_EVENT_REPEAT_RATE_MS = 1.0 / 20;
@@ -249,6 +250,7 @@ public:
bool select_previous_available();
bool select_next_available();
+ void set_tab_offset(int p_offset);
int get_tab_offset() const;
bool get_offset_buttons_visible() const;
diff --git a/scene/gui/tab_container.cpp b/scene/gui/tab_container.cpp
index eb9616c939..33e72428cf 100644
--- a/scene/gui/tab_container.cpp
+++ b/scene/gui/tab_container.cpp
@@ -190,7 +190,7 @@ void TabContainer::_notification(int p_what) {
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
- if (!is_visible() || setup_current_tab > -2) {
+ if (!is_visible()) {
return;
}
@@ -200,7 +200,7 @@ void TabContainer::_notification(int p_what) {
// beat it to the punch and make sure that the correct node is the only one visible first.
// Otherwise, it can prevent a tab change done right before this container was made visible.
Vector<Control *> controls = _get_tab_controls();
- int current = get_current_tab();
+ int current = setup_current_tab > -2 ? setup_current_tab : get_current_tab();
for (int i = 0; i < controls.size(); i++) {
controls[i]->set_visible(i == current);
}
diff --git a/tests/scene/test_tab_bar.h b/tests/scene/test_tab_bar.h
new file mode 100644
index 0000000000..147513bb69
--- /dev/null
+++ b/tests/scene/test_tab_bar.h
@@ -0,0 +1,864 @@
+/**************************************************************************/
+/* test_tab_bar.h */
+/**************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/**************************************************************************/
+
+#ifndef TEST_TAB_BAR_H
+#define TEST_TAB_BAR_H
+
+#include "scene/gui/tab_bar.h"
+#include "scene/main/window.h"
+
+#include "tests/test_macros.h"
+
+namespace TestTabBar {
+static inline Array build_array() {
+ return Array();
+}
+template <typename... Targs>
+static inline Array build_array(Variant item, Targs... Fargs) {
+ Array a = build_array(Fargs...);
+ a.push_front(item);
+ return a;
+}
+
+TEST_CASE("[SceneTree][TabBar] tab operations") {
+ TabBar *tab_bar = memnew(TabBar);
+ SceneTree::get_singleton()->get_root()->add_child(tab_bar);
+ tab_bar->set_clip_tabs(false);
+ MessageQueue::get_singleton()->flush();
+
+ SIGNAL_WATCH(tab_bar, "tab_selected");
+ SIGNAL_WATCH(tab_bar, "tab_changed");
+
+ SUBCASE("[TabBar] no tabs") {
+ CHECK(tab_bar->get_tab_count() == 0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ }
+
+ SUBCASE("[TabBar] add tabs") {
+ tab_bar->add_tab("tab0");
+ CHECK(tab_bar->get_tab_count() == 1);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+
+ tab_bar->add_tab("tab1");
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_bar->add_tab("tab2");
+ CHECK(tab_bar->get_tab_count() == 3);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ CHECK(tab_bar->get_tab_title(0) == "tab0");
+ CHECK(tab_bar->get_tab_tooltip(0) == "");
+ CHECK(tab_bar->get_tab_text_direction(0) == Control::TEXT_DIRECTION_INHERITED);
+ CHECK_FALSE(tab_bar->is_tab_disabled(0));
+ CHECK_FALSE(tab_bar->is_tab_hidden(0));
+
+ CHECK(tab_bar->get_tab_title(1) == "tab1");
+ CHECK(tab_bar->get_tab_tooltip(1) == "");
+ CHECK(tab_bar->get_tab_text_direction(1) == Control::TEXT_DIRECTION_INHERITED);
+ CHECK_FALSE(tab_bar->is_tab_disabled(1));
+ CHECK_FALSE(tab_bar->is_tab_hidden(1));
+
+ CHECK(tab_bar->get_tab_title(2) == "tab2");
+ CHECK(tab_bar->get_tab_tooltip(2) == "");
+ CHECK(tab_bar->get_tab_text_direction(2) == Control::TEXT_DIRECTION_INHERITED);
+ CHECK_FALSE(tab_bar->is_tab_disabled(2));
+ CHECK_FALSE(tab_bar->is_tab_hidden(2));
+ }
+
+ SUBCASE("[TabBar] set tab count") {
+ // Adds multiple tabs at once.
+ tab_bar->set_tab_count(3);
+ CHECK(tab_bar->get_tab_count() == 3);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ CHECK(tab_bar->get_tab_title(0) == "");
+ CHECK(tab_bar->get_tab_tooltip(0) == "");
+ CHECK(tab_bar->get_tab_text_direction(0) == Control::TEXT_DIRECTION_INHERITED);
+ CHECK_FALSE(tab_bar->is_tab_disabled(0));
+ CHECK_FALSE(tab_bar->is_tab_hidden(0));
+
+ CHECK(tab_bar->get_tab_title(1) == "");
+ CHECK(tab_bar->get_tab_tooltip(1) == "");
+ CHECK(tab_bar->get_tab_text_direction(1) == Control::TEXT_DIRECTION_INHERITED);
+ CHECK_FALSE(tab_bar->is_tab_disabled(1));
+ CHECK_FALSE(tab_bar->is_tab_hidden(1));
+
+ CHECK(tab_bar->get_tab_title(2) == "");
+ CHECK(tab_bar->get_tab_tooltip(2) == "");
+ CHECK(tab_bar->get_tab_text_direction(2) == Control::TEXT_DIRECTION_INHERITED);
+ CHECK_FALSE(tab_bar->is_tab_disabled(2));
+ CHECK_FALSE(tab_bar->is_tab_hidden(2));
+
+ // Setting to less tabs than there are removes from the end.
+ tab_bar->set_tab_title(0, "tab0");
+ tab_bar->set_tab_title(1, "tab1");
+ tab_bar->set_tab_title(2, "tab2");
+
+ tab_bar->set_tab_count(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ CHECK(tab_bar->get_tab_title(0) == "tab0");
+ CHECK(tab_bar->get_tab_title(1) == "tab1");
+
+ // Remove all tabs.
+ tab_bar->set_tab_count(0);
+ CHECK(tab_bar->get_tab_count() == 0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ }
+
+ SUBCASE("[TabBar] clear tabs") {
+ CHECK(tab_bar->get_tab_count() == 0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+
+ tab_bar->set_tab_count(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ tab_bar->clear_tabs();
+ CHECK(tab_bar->get_tab_count() == 0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SUBCASE("[TabBar] remove tabs") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_tab_count() == 3);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Remove first tab.
+ tab_bar->remove_tab(0);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_tab_title(0) == "tab1");
+ CHECK(tab_bar->get_tab_title(1) == "tab2");
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Remove last tab.
+ tab_bar->remove_tab(1);
+ CHECK(tab_bar->get_tab_count() == 1);
+ CHECK(tab_bar->get_tab_title(0) == "tab1");
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Remove only tab.
+ tab_bar->remove_tab(0);
+ CHECK(tab_bar->get_tab_count() == 0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK("tab_changed", build_array(build_array(-1)));
+
+ // Remove current tab when there are other tabs.
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ tab_bar->set_current_tab(1);
+ tab_bar->set_current_tab(2);
+ CHECK(tab_bar->get_tab_count() == 3);
+ CHECK(tab_bar->get_current_tab() == 2);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ tab_bar->remove_tab(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ }
+
+ SUBCASE("[TabBar] move tabs") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Don't move if index is the same.
+ tab_bar->move_tab(0, 0);
+ CHECK(tab_bar->get_tab_title(0) == "tab0");
+ CHECK(tab_bar->get_tab_title(1) == "tab1");
+ CHECK(tab_bar->get_tab_title(2) == "tab2");
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Move the first tab to the end.
+ tab_bar->move_tab(0, 2);
+ CHECK(tab_bar->get_tab_title(0) == "tab1");
+ CHECK(tab_bar->get_tab_title(1) == "tab2");
+ CHECK(tab_bar->get_tab_title(2) == "tab0");
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 2);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Move the second tab to the front.
+ tab_bar->move_tab(1, 0);
+ CHECK(tab_bar->get_tab_title(0) == "tab2");
+ CHECK(tab_bar->get_tab_title(1) == "tab1");
+ CHECK(tab_bar->get_tab_title(2) == "tab0");
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 2);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SUBCASE("[TabBar] set current tab") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+
+ // Set the current tab.
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+
+ // Set to same tab.
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Out of bounds.
+ ERR_PRINT_OFF;
+ tab_bar->set_current_tab(-5);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_bar->set_current_tab(5);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ ERR_PRINT_ON;
+ }
+
+ SUBCASE("[TabBar] deselection enabled") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Setting deselect enabled doesn't change current tab.
+ tab_bar->set_deselect_enabled(true);
+ CHECK(tab_bar->get_deselect_enabled());
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Can deselect all tabs by setting current to -1.
+ tab_bar->set_current_tab(-1);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(-1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(-1)));
+
+ // Adding a tab will still set the current tab to 0.
+ tab_bar->clear_tabs();
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ CHECK(tab_bar->get_tab_count() == 3);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+
+ tab_bar->set_current_tab(-1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Disabling while at -1 will select the first available tab.
+ tab_bar->set_deselect_enabled(false);
+ CHECK_FALSE(tab_bar->get_deselect_enabled());
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+
+ // Cannot set to -1 if disabled.
+ ERR_PRINT_OFF;
+ tab_bar->set_current_tab(-1);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ ERR_PRINT_ON;
+
+ // Disabling while at -1 skips any disabled or hidden tabs.
+ tab_bar->set_deselect_enabled(true);
+ tab_bar->set_tab_disabled(0, true);
+ tab_bar->set_tab_hidden(1, true);
+ tab_bar->set_current_tab(-1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+ tab_bar->set_deselect_enabled(false);
+ CHECK(tab_bar->get_current_tab() == 2);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(2)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(2)));
+ }
+
+ SUBCASE("[TabBar] hidden tabs") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ CHECK_FALSE(tab_bar->is_tab_hidden(1));
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ MessageQueue::get_singleton()->flush();
+ Vector<Rect2> tab_rects = {
+ tab_bar->get_tab_rect(0),
+ tab_bar->get_tab_rect(1),
+ tab_bar->get_tab_rect(2)
+ };
+
+ // Hiding a tab does not affect current tab.
+ tab_bar->set_tab_hidden(1, true);
+ CHECK(tab_bar->is_tab_hidden(1));
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // The tabs after are moved over.
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_bar->get_tab_rect(0) == tab_rects[0]);
+ CHECK(tab_bar->get_tab_rect(2) == tab_rects[1]);
+
+ // Unhiding a tab does not affect current tab.
+ tab_bar->set_tab_hidden(1, false);
+ CHECK_FALSE(tab_bar->is_tab_hidden(1));
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // The tabs are back where they were.
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_bar->get_tab_rect(0) == tab_rects[0]);
+ CHECK(tab_bar->get_tab_rect(1) == tab_rects[1]);
+ CHECK(tab_bar->get_tab_rect(2) == tab_rects[2]);
+ }
+
+ SUBCASE("[TabBar] disabled tabs") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ CHECK_FALSE(tab_bar->is_tab_disabled(1));
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ CHECK_FALSE(tab_bar->is_tab_hidden(1));
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Disabling a tab does not affect current tab.
+ tab_bar->set_tab_disabled(1, true);
+ CHECK(tab_bar->is_tab_disabled(1));
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Enabling a tab does not affect current tab.
+ tab_bar->set_tab_disabled(1, false);
+ CHECK_FALSE(tab_bar->is_tab_disabled(1));
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SUBCASE("[TabBar] select next available") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ tab_bar->add_tab("tab3");
+ tab_bar->add_tab("tab4");
+ tab_bar->set_tab_disabled(2, true);
+ tab_bar->set_tab_hidden(3, true);
+ tab_bar->set_current_tab(0);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Selects the next tab.
+ CHECK(tab_bar->select_next_available());
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+
+ // Skips over disabled and hidden tabs.
+ CHECK(tab_bar->select_next_available());
+ CHECK(tab_bar->get_current_tab() == 4);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(4)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(4)));
+
+ // Does not wrap around.
+ CHECK_FALSE(tab_bar->select_next_available());
+ CHECK(tab_bar->get_current_tab() == 4);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Fails if there is only one valid tab.
+ tab_bar->remove_tab(0);
+ tab_bar->remove_tab(3);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ CHECK_FALSE(tab_bar->select_next_available());
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Fails if there are no valid tabs.
+ tab_bar->remove_tab(0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ CHECK_FALSE(tab_bar->select_next_available());
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Fails if there are no tabs.
+ tab_bar->clear_tabs();
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ CHECK_FALSE(tab_bar->select_next_available());
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SUBCASE("[TabBar] select previous available") {
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1");
+ tab_bar->add_tab("tab2");
+ tab_bar->add_tab("tab3");
+ tab_bar->add_tab("tab4");
+ tab_bar->set_tab_disabled(1, true);
+ tab_bar->set_tab_hidden(2, true);
+ tab_bar->set_current_tab(4);
+ CHECK(tab_bar->get_current_tab() == 4);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Selects the previous tab.
+ CHECK(tab_bar->select_previous_available());
+ CHECK(tab_bar->get_current_tab() == 3);
+ CHECK(tab_bar->get_previous_tab() == 4);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(3)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(3)));
+
+ // Skips over disabled and hidden tabs.
+ CHECK(tab_bar->select_previous_available());
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 3);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+
+ // Does not wrap around.
+ CHECK_FALSE(tab_bar->select_previous_available());
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 3);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Fails if there is only one valid tab.
+ tab_bar->remove_tab(4);
+ tab_bar->remove_tab(3);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 2);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ CHECK_FALSE(tab_bar->select_previous_available());
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == 2);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Fails if there are no valid tabs.
+ tab_bar->remove_tab(0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ CHECK_FALSE(tab_bar->select_previous_available());
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Fails if there are no tabs.
+ tab_bar->clear_tabs();
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ CHECK_FALSE(tab_bar->select_previous_available());
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SIGNAL_UNWATCH(tab_bar, "tab_selected");
+ SIGNAL_UNWATCH(tab_bar, "tab_changed");
+
+ memdelete(tab_bar);
+}
+
+TEST_CASE("[SceneTree][TabBar] initialization") {
+ TabBar *tab_bar = memnew(TabBar);
+
+ SIGNAL_WATCH(tab_bar, "tab_selected");
+ SIGNAL_WATCH(tab_bar, "tab_changed");
+
+ SUBCASE("[TabBar] current tab can be set before tabs are set") {
+ // This queues the current tab to update on when tabs are set.
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_bar->set_tab_count(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+
+ // Does not work again.
+ ERR_PRINT_OFF;
+ tab_bar->set_current_tab(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_bar->set_tab_count(3);
+ CHECK(tab_bar->get_tab_count() == 3);
+ CHECK(tab_bar->get_current_tab() == 1);
+ CHECK(tab_bar->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ ERR_PRINT_ON;
+ }
+
+ SUBCASE("[TabBar] setting tabs works normally if no current tab was set") {
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+
+ tab_bar->set_tab_count(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SUBCASE("[TabBar] cannot set current tab to an invalid value before tabs are set") {
+ tab_bar->set_current_tab(100);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // This will print an error message as if `set_current_tab` was called after.
+ ERR_PRINT_OFF;
+ tab_bar->set_tab_count(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ ERR_PRINT_ON;
+ }
+
+ SUBCASE("[TabBar] setting the current tab before tabs only works when out of tree") {
+ tab_bar->set_current_tab(1);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ SceneTree::get_singleton()->get_root()->add_child(tab_bar);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_bar->get_tab_count() == 0);
+ CHECK(tab_bar->get_current_tab() == -1);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Works normally.
+ tab_bar->set_tab_count(2);
+ CHECK(tab_bar->get_tab_count() == 2);
+ CHECK(tab_bar->get_current_tab() == 0);
+ CHECK(tab_bar->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SIGNAL_UNWATCH(tab_bar, "tab_selected");
+ SIGNAL_UNWATCH(tab_bar, "tab_changed");
+
+ memdelete(tab_bar);
+}
+
+TEST_CASE("[SceneTree][TabBar] layout and offset") {
+ TabBar *tab_bar = memnew(TabBar);
+ SceneTree::get_singleton()->get_root()->add_child(tab_bar);
+
+ tab_bar->set_clip_tabs(false);
+ tab_bar->add_tab("tab0");
+ tab_bar->add_tab("tab1 ");
+ tab_bar->add_tab("tab2 ");
+ MessageQueue::get_singleton()->flush();
+ Size2 all_tabs_size = tab_bar->get_size();
+
+ Vector<Rect2> tab_rects = {
+ tab_bar->get_tab_rect(0),
+ tab_bar->get_tab_rect(1),
+ tab_bar->get_tab_rect(2)
+ };
+
+ SUBCASE("[TabBar] tabs are arranged next to each other") {
+ // Horizontal positions are next to each other.
+ CHECK(tab_rects[0].position.x == 0);
+ CHECK(tab_rects[1].position.x == tab_rects[0].size.x);
+ CHECK(tab_rects[2].position.x == tab_rects[1].position.x + tab_rects[1].size.x);
+
+ // Fills the entire width.
+ CHECK(tab_rects[2].position.x + tab_rects[2].size.x == all_tabs_size.x);
+
+ // Horizontal sizes are positive.
+ CHECK(tab_rects[0].size.x > 0);
+ CHECK(tab_rects[1].size.x > 0);
+ CHECK(tab_rects[2].size.x > 0);
+
+ // Vertical positions are at 0.
+ CHECK(tab_rects[0].position.y == 0);
+ CHECK(tab_rects[1].position.y == 0);
+ CHECK(tab_rects[2].position.y == 0);
+
+ // Vertical sizes are the same.
+ CHECK(tab_rects[0].size.y == tab_rects[1].size.y);
+ CHECK(tab_rects[1].size.y == tab_rects[2].size.y);
+ }
+
+ SUBCASE("[TabBar] tab alignment") {
+ // Add extra space so the alignment can be seen.
+ tab_bar->set_size(Size2(all_tabs_size.x + 100, all_tabs_size.y));
+
+ // Left alignment.
+ tab_bar->set_tab_alignment(TabBar::ALIGNMENT_LEFT);
+ MessageQueue::get_singleton()->flush();
+ tab_rects = {
+ tab_bar->get_tab_rect(0),
+ tab_bar->get_tab_rect(1),
+ tab_bar->get_tab_rect(2)
+ };
+ CHECK(tab_bar->get_tab_alignment() == TabBar::ALIGNMENT_LEFT);
+ CHECK(tab_rects[0].position.x == 0);
+ CHECK(tab_rects[1].position.x == tab_rects[0].size.x);
+ CHECK(tab_rects[2].position.x == tab_rects[1].position.x + tab_rects[1].size.x);
+
+ // Right alignment.
+ tab_bar->set_tab_alignment(TabBar::ALIGNMENT_RIGHT);
+ MessageQueue::get_singleton()->flush();
+ tab_rects = {
+ tab_bar->get_tab_rect(0),
+ tab_bar->get_tab_rect(1),
+ tab_bar->get_tab_rect(2)
+ };
+ CHECK(tab_bar->get_tab_alignment() == TabBar::ALIGNMENT_RIGHT);
+ CHECK(tab_rects[2].position.x == tab_bar->get_size().x - tab_rects[2].size.x);
+ CHECK(tab_rects[1].position.x == tab_rects[2].position.x - tab_rects[1].size.x);
+ CHECK(tab_rects[0].position.x == tab_rects[1].position.x - tab_rects[0].size.x);
+
+ // Center alignment.
+ tab_bar->set_tab_alignment(TabBar::ALIGNMENT_CENTER);
+ MessageQueue::get_singleton()->flush();
+ tab_rects = {
+ tab_bar->get_tab_rect(0),
+ tab_bar->get_tab_rect(1),
+ tab_bar->get_tab_rect(2)
+ };
+ CHECK(tab_bar->get_tab_alignment() == TabBar::ALIGNMENT_CENTER);
+ float center_pos = tab_bar->get_size().x / 2;
+ CHECK(tab_rects[0].position.x == center_pos - all_tabs_size.x / 2);
+ CHECK(tab_rects[1].position.x == tab_rects[0].position.x + tab_rects[0].size.x);
+ CHECK(tab_rects[2].position.x == tab_rects[1].position.x + tab_rects[1].size.x);
+ }
+
+ SUBCASE("[TabBar] clip tabs") {
+ // Clip tabs disabled means all tabs are visible and the minimum size holds all of them.
+ tab_bar->set_clip_tabs(false);
+ CHECK_FALSE(tab_bar->get_clip_tabs());
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_bar->get_tab_offset() == 0);
+ CHECK(tab_bar->get_minimum_size() == tab_bar->get_size());
+ CHECK(tab_bar->get_size().x == tab_rects[0].size.x + tab_rects[1].size.x + tab_rects[2].size.x);
+ CHECK(tab_bar->get_size().y == MAX(tab_rects[0].size.y, MAX(tab_rects[1].size.y, tab_rects[2].size.y)));
+
+ tab_bar->set_clip_tabs(true);
+ CHECK(tab_bar->get_clip_tabs());
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_bar->get_tab_offset() == 0);
+
+ // Horizontal size and minimum size get set to 0.
+ CHECK(tab_bar->get_minimum_size().x == 0);
+ CHECK(tab_bar->get_minimum_size().y == all_tabs_size.y);
+ CHECK(tab_bar->get_size().x == 0);
+ CHECK(tab_bar->get_size().y == all_tabs_size.y);
+ }
+
+ SUBCASE("[TabBar] ensure tab visible") {
+ tab_bar->set_scroll_to_selected(false);
+ tab_bar->set_clip_tabs(true);
+
+ // Resize tab bar to only be able to fit 2 tabs.
+ const float offset_button_size = tab_bar->get_theme_icon("decrement_icon")->get_width() + tab_bar->get_theme_icon("increment_icon")->get_width();
+ tab_bar->set_size(Size2(tab_rects[2].size.x + tab_rects[1].size.x + offset_button_size, all_tabs_size.y));
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_bar->get_tab_offset() == 0);
+ CHECK(tab_bar->get_offset_buttons_visible());
+
+ // Scroll right to a tab that is not visible.
+ tab_bar->ensure_tab_visible(2);
+ CHECK(tab_bar->get_tab_offset() == 1);
+ CHECK(tab_bar->get_tab_rect(1).position.x == 0);
+ CHECK(tab_bar->get_tab_rect(2).position.x == tab_rects[1].size.x);
+
+ tab_bar->set_tab_offset(2);
+ CHECK(tab_bar->get_tab_offset() == 2);
+ CHECK(tab_bar->get_tab_rect(2).position.x == 0);
+
+ // Scroll left to a previous tab.
+ tab_bar->ensure_tab_visible(1);
+ CHECK(tab_bar->get_tab_offset() == 1);
+ CHECK(tab_bar->get_tab_rect(1).position.x == 0);
+ CHECK(tab_bar->get_tab_rect(2).position.x == tab_rects[1].size.x);
+
+ // Will not scroll if the tab is already visible.
+ tab_bar->ensure_tab_visible(2);
+ CHECK(tab_bar->get_tab_offset() == 1);
+ CHECK(tab_bar->get_tab_rect(1).position.x == 0);
+ CHECK(tab_bar->get_tab_rect(2).position.x == tab_rects[1].size.x);
+ }
+
+ memdelete(tab_bar);
+}
+
+// FIXME: Add tests for mouse click, keyboard navigation, and drag and drop.
+
+} // namespace TestTabBar
+
+#endif // TEST_TAB_BAR_H
diff --git a/tests/scene/test_tab_container.h b/tests/scene/test_tab_container.h
new file mode 100644
index 0000000000..2a211a2c09
--- /dev/null
+++ b/tests/scene/test_tab_container.h
@@ -0,0 +1,671 @@
+/**************************************************************************/
+/* test_tab_container.h */
+/**************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/**************************************************************************/
+
+#ifndef TEST_TAB_CONTAINER_H
+#define TEST_TAB_CONTAINER_H
+
+#include "scene/gui/tab_container.h"
+
+#include "tests/test_macros.h"
+
+namespace TestTabContainer {
+static inline Array build_array() {
+ return Array();
+}
+template <typename... Targs>
+static inline Array build_array(Variant item, Targs... Fargs) {
+ Array a = build_array(Fargs...);
+ a.push_front(item);
+ return a;
+}
+
+TEST_CASE("[SceneTree][TabContainer] tab operations") {
+ TabContainer *tab_container = memnew(TabContainer);
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ MessageQueue::get_singleton()->flush();
+ SIGNAL_WATCH(tab_container, "tab_selected");
+ SIGNAL_WATCH(tab_container, "tab_changed");
+
+ Control *tab0 = memnew(Control);
+ tab0->set_name("tab0");
+ Control *tab1 = memnew(Control);
+ tab1->set_name("tab1");
+ Control *tab2 = memnew(Control);
+ tab2->set_name("tab2");
+
+ SUBCASE("[TabContainer] add tabs by adding children") {
+ CHECK(tab_container->get_tab_count() == 0);
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ // Add first tab child.
+ tab_container->add_child(tab0);
+ // MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+
+ // Add second tab child.
+ tab_container->add_child(tab1);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Check default values, the title is the name of the child.
+ CHECK(tab_container->get_tab_control(0) == tab0);
+ CHECK(tab_container->get_tab_idx_from_control(tab0) == 0);
+ CHECK(tab_container->get_tab_title(0) == "tab0");
+ CHECK(tab_container->get_tab_tooltip(0) == "");
+ CHECK_FALSE(tab_container->is_tab_disabled(0));
+ CHECK_FALSE(tab_container->is_tab_hidden(0));
+
+ CHECK(tab_container->get_tab_control(1) == tab1);
+ CHECK(tab_container->get_tab_idx_from_control(tab1) == 1);
+ CHECK(tab_container->get_tab_title(1) == "tab1");
+ CHECK(tab_container->get_tab_tooltip(1) == "");
+ CHECK_FALSE(tab_container->is_tab_disabled(1));
+ CHECK_FALSE(tab_container->is_tab_hidden(1));
+ }
+
+ SUBCASE("[TabContainer] remove tabs by removing children") {
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+ tab_container->set_current_tab(1);
+ CHECK(tab_container->get_tab_count() == 3);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Remove first tab.
+ tab_container->remove_child(tab0);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_tab_title(0) == "tab1");
+ CHECK(tab_container->get_tab_title(1) == "tab2");
+ CHECK(tab_container->get_tab_idx_from_control(tab1) == 0);
+ CHECK(tab_container->get_tab_idx_from_control(tab2) == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Remove last tab.
+ tab_container->remove_child(tab2);
+ CHECK(tab_container->get_tab_count() == 1);
+ CHECK(tab_container->get_tab_title(0) == "tab1");
+ CHECK(tab_container->get_tab_idx_from_control(tab1) == 0);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Remove only tab.
+ tab_container->remove_child(tab1);
+ CHECK(tab_container->get_tab_count() == 0);
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK("tab_changed", build_array(build_array(-1)));
+
+ // Remove current tab when there are other tabs.
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+ tab_container->set_current_tab(1);
+ tab_container->set_current_tab(2);
+ CHECK(tab_container->get_tab_count() == 3);
+ CHECK(tab_container->get_current_tab() == 2);
+ CHECK(tab_container->get_previous_tab() == 1);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ tab_container->remove_child(tab2);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ }
+
+ SUBCASE("[TabContainer] move tabs by moving children") {
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+ tab_container->set_current_tab(1);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+
+ // Move the first tab to the end.
+ tab_container->move_child(tab0, 2);
+ CHECK(tab_container->get_tab_idx_from_control(tab0) == 2);
+ CHECK(tab_container->get_tab_idx_from_control(tab1) == 0);
+ CHECK(tab_container->get_tab_idx_from_control(tab2) == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == 2);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Move the second tab to the front.
+ tab_container->move_child(tab2, 0);
+ CHECK(tab_container->get_tab_idx_from_control(tab0) == 2);
+ CHECK(tab_container->get_tab_idx_from_control(tab1) == 1);
+ CHECK(tab_container->get_tab_idx_from_control(tab2) == 0);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 2);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ }
+
+ SUBCASE("[TabContainer] set current tab") {
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(0)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(0)));
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab0->is_visible());
+ CHECK_FALSE(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ // Set the current tab.
+ tab_container->set_current_tab(1);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ // Set to same tab.
+ tab_container->set_current_tab(1);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK_FALSE("tab_changed");
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ // Out of bounds.
+ ERR_PRINT_OFF;
+ tab_container->set_current_tab(-5);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ tab_container->set_current_tab(5);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+ ERR_PRINT_ON;
+ }
+
+ SUBCASE("[TabContainer] change current tab by changing visibility of children") {
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab0->is_visible());
+ CHECK_FALSE(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ // Show a child to make it the current tab.
+ tab1->show();
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ // Hide the visible child to select the next tab.
+ tab1->hide();
+ CHECK(tab_container->get_current_tab() == 2);
+ CHECK(tab_container->get_previous_tab() == 1);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(2)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(2)));
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK_FALSE(tab1->is_visible());
+ CHECK(tab2->is_visible());
+
+ // Hide the visible child to select the previous tab if there is no next.
+ tab2->hide();
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 2);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+
+ // Cannot hide if there is only one valid child since deselection is not enabled.
+ tab_container->remove_child(tab1);
+ tab_container->remove_child(tab2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_DISCARD("tab_selected");
+ SIGNAL_DISCARD("tab_changed");
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab0->is_visible());
+
+ tab0->hide();
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab0->is_visible());
+
+ // Can hide the last tab if deselection is enabled.
+ tab_container->set_deselect_enabled(true);
+ tab0->hide();
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(-1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(-1)));
+ MessageQueue::get_singleton()->flush();
+ CHECK_FALSE(tab0->is_visible());
+ }
+
+ SIGNAL_UNWATCH(tab_container, "tab_selected");
+ SIGNAL_UNWATCH(tab_container, "tab_changed");
+
+ memdelete(tab2);
+ memdelete(tab1);
+ memdelete(tab0);
+ memdelete(tab_container);
+}
+
+TEST_CASE("[SceneTree][TabContainer] initialization") {
+ TabContainer *tab_container = memnew(TabContainer);
+
+ Control *tab0 = memnew(Control);
+ tab0->set_name("tab0");
+ Control *tab1 = memnew(Control);
+ tab1->set_name("tab1 ");
+ Control *tab2 = memnew(Control);
+ tab2->set_name("tab2 ");
+
+ SIGNAL_WATCH(tab_container, "tab_selected");
+ SIGNAL_WATCH(tab_container, "tab_changed");
+
+ SUBCASE("[TabContainer] add children before entering tree") {
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ tab_container->add_child(tab0);
+ CHECK(tab_container->get_tab_count() == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ tab_container->add_child(tab1);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ CHECK(tab0->is_visible());
+ CHECK_FALSE(tab1->is_visible());
+ }
+
+ SUBCASE("[TabContainer] current tab can be set before children are added") {
+ // Set the current tab before there are any tabs.
+ // This queues the current tab to update on entering the tree.
+ tab_container->set_current_tab(1);
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_container->add_child(tab0);
+ CHECK(tab_container->get_tab_count() == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ tab_container->add_child(tab1);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ tab_container->add_child(tab2);
+ CHECK(tab_container->get_tab_count() == 3);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // Current tab is set when entering the tree.
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 3);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+ }
+
+ SUBCASE("[TabContainer] cannot set current tab to an invalid value before tabs are set") {
+ tab_container->set_current_tab(100);
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_container->add_child(tab0);
+ CHECK(tab_container->get_tab_count() == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ tab_container->add_child(tab1);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+
+ // This will print an error message as if `set_current_tab` was called after.
+ ERR_PRINT_OFF;
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ ERR_PRINT_ON;
+ }
+
+ SUBCASE("[TabContainer] children visibility before entering tree") {
+ CHECK(tab_container->get_current_tab() == -1);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ // Adding a hidden child first will change visibility because it is the current tab.
+ tab0->hide();
+ tab_container->add_child(tab0);
+ CHECK(tab_container->get_tab_count() == 1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab0->is_visible());
+
+ // Adding a visible child after will hide it because it is not the current tab.
+ tab_container->add_child(tab1);
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab0->is_visible());
+ CHECK_FALSE(tab1->is_visible());
+
+ // Can change current by showing child now after children have been added.
+ // This queues the current tab to update on entering the tree.
+ tab1->show();
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ CHECK(tab0->is_visible());
+ CHECK(tab1->is_visible());
+
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 2);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ }
+
+ SUBCASE("[TabContainer] setting current tab and changing child visibility after adding") {
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ tab2->show();
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 3);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+ SIGNAL_CHECK_FALSE("tab_selected");
+ SIGNAL_CHECK_FALSE("tab_changed");
+ CHECK(tab0->is_visible());
+ CHECK_FALSE(tab1->is_visible());
+ CHECK(tab2->is_visible());
+
+ // Whichever happens last will have priority.
+ tab_container->set_current_tab(1);
+ CHECK(tab_container->get_current_tab() == 0);
+ CHECK(tab_container->get_previous_tab() == -1);
+
+ // Current tab is set when entering the tree.
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ MessageQueue::get_singleton()->flush();
+ CHECK(tab_container->get_tab_count() == 3);
+ CHECK(tab_container->get_current_tab() == 1);
+ CHECK(tab_container->get_previous_tab() == 0);
+ SIGNAL_CHECK("tab_selected", build_array(build_array(1)));
+ SIGNAL_CHECK("tab_changed", build_array(build_array(1)));
+ CHECK_FALSE(tab0->is_visible());
+ CHECK(tab1->is_visible());
+ CHECK_FALSE(tab2->is_visible());
+ }
+
+ SIGNAL_UNWATCH(tab_container, "tab_selected");
+ SIGNAL_UNWATCH(tab_container, "tab_changed");
+
+ memdelete(tab2);
+ memdelete(tab1);
+ memdelete(tab0);
+ memdelete(tab_container);
+}
+
+TEST_CASE("[SceneTree][TabContainer] layout and offset") {
+ TabContainer *tab_container = memnew(TabContainer);
+ SceneTree::get_singleton()->get_root()->add_child(tab_container);
+ tab_container->set_clip_tabs(false);
+
+ Control *tab0 = memnew(Control);
+ tab0->set_name("tab0");
+ Control *tab1 = memnew(Control);
+ tab1->set_name("tab1 ");
+ Control *tab2 = memnew(Control);
+ tab2->set_name("tab2 ");
+
+ tab_container->add_child(tab0);
+ tab_container->add_child(tab1);
+ tab_container->add_child(tab2);
+
+ MessageQueue::get_singleton()->flush();
+
+ Size2 all_tabs_size = tab_container->get_size();
+ const float side_margin = tab_container->get_theme_constant("side_margin");
+
+ TabBar *tab_bar = tab_container->get_tab_bar();
+
+ Vector<Rect2> tab_rects = {
+ tab_bar->get_tab_rect(0),
+ tab_bar->get_tab_rect(1),
+ tab_bar->get_tab_rect(2)
+ };
+
+ SUBCASE("[TabContainer] tabs are arranged next to each other") {
+ // Horizontal positions are next to each other.
+ CHECK(tab_rects[0].position.x == 0);
+ CHECK(tab_rects[1].position.x == tab_rects[0].size.x);
+ CHECK(tab_rects[2].position.x == tab_rects[1].position.x + tab_rects[1].size.x);
+
+ // Fills the entire width.
+ CHECK(tab_rects[2].position.x + tab_rects[2].size.x == all_tabs_size.x - side_margin);
+
+ // Horizontal sizes are positive.
+ CHECK(tab_rects[0].size.x > 0);
+ CHECK(tab_rects[1].size.x > 0);
+ CHECK(tab_rects[2].size.x > 0);
+
+ // Vertical positions are at 0.
+ CHECK(tab_rects[0].position.y == 0);
+ CHECK(tab_rects[1].position.y == 0);
+ CHECK(tab_rects[2].position.y == 0);
+
+ // Vertical sizes are the same.
+ CHECK(tab_rects[0].size.y == tab_rects[1].size.y);
+ CHECK(tab_rects[1].size.y == tab_rects[2].size.y);
+ }
+
+ SUBCASE("[TabContainer] tab position") {
+ float tab_height = tab_rects[0].size.y;
+ Ref<StyleBox> panel_style = tab_container->get_theme_stylebox("panel_style");
+
+ // Initial position, same as top position.
+ // Tab bar is at the top.
+ CHECK(tab_bar->get_anchor(SIDE_TOP) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_BOTTOM) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_LEFT) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_RIGHT) == 1);
+ CHECK(tab_bar->get_offset(SIDE_TOP) == 0);
+ CHECK(tab_bar->get_offset(SIDE_BOTTOM) == tab_height);
+ CHECK(tab_bar->get_offset(SIDE_LEFT) == side_margin);
+ CHECK(tab_bar->get_offset(SIDE_RIGHT) == 0);
+
+ // Child is expanded and below the tab bar.
+ CHECK(tab0->get_anchor(SIDE_TOP) == 0);
+ CHECK(tab0->get_anchor(SIDE_BOTTOM) == 1);
+ CHECK(tab0->get_anchor(SIDE_LEFT) == 0);
+ CHECK(tab0->get_anchor(SIDE_RIGHT) == 1);
+ CHECK(tab0->get_offset(SIDE_TOP) == tab_height);
+ CHECK(tab0->get_offset(SIDE_BOTTOM) == 0);
+ CHECK(tab0->get_offset(SIDE_LEFT) == 0);
+ CHECK(tab0->get_offset(SIDE_RIGHT) == 0);
+
+ // Bottom position.
+ tab_container->set_tabs_position(TabContainer::POSITION_BOTTOM);
+ CHECK(tab_container->get_tabs_position() == TabContainer::POSITION_BOTTOM);
+ MessageQueue::get_singleton()->flush();
+
+ // Tab bar is at the bottom.
+ CHECK(tab_bar->get_anchor(SIDE_TOP) == 1);
+ CHECK(tab_bar->get_anchor(SIDE_BOTTOM) == 1);
+ CHECK(tab_bar->get_anchor(SIDE_LEFT) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_RIGHT) == 1);
+ CHECK(tab_bar->get_offset(SIDE_TOP) == -tab_height);
+ CHECK(tab_bar->get_offset(SIDE_BOTTOM) == 0);
+ CHECK(tab_bar->get_offset(SIDE_LEFT) == side_margin);
+ CHECK(tab_bar->get_offset(SIDE_RIGHT) == 0);
+
+ // Child is expanded and above the tab bar.
+ CHECK(tab0->get_anchor(SIDE_TOP) == 0);
+ CHECK(tab0->get_anchor(SIDE_BOTTOM) == 1);
+ CHECK(tab0->get_anchor(SIDE_LEFT) == 0);
+ CHECK(tab0->get_anchor(SIDE_RIGHT) == 1);
+ CHECK(tab0->get_offset(SIDE_TOP) == 0);
+ CHECK(tab0->get_offset(SIDE_BOTTOM) == -tab_height);
+ CHECK(tab0->get_offset(SIDE_LEFT) == 0);
+ CHECK(tab0->get_offset(SIDE_RIGHT) == 0);
+
+ // Top position.
+ tab_container->set_tabs_position(TabContainer::POSITION_TOP);
+ CHECK(tab_container->get_tabs_position() == TabContainer::POSITION_TOP);
+ MessageQueue::get_singleton()->flush();
+
+ // Tab bar is at the top.
+ CHECK(tab_bar->get_anchor(SIDE_TOP) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_BOTTOM) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_LEFT) == 0);
+ CHECK(tab_bar->get_anchor(SIDE_RIGHT) == 1);
+ CHECK(tab_bar->get_offset(SIDE_TOP) == 0);
+ CHECK(tab_bar->get_offset(SIDE_BOTTOM) == tab_height);
+ CHECK(tab_bar->get_offset(SIDE_LEFT) == side_margin);
+ CHECK(tab_bar->get_offset(SIDE_RIGHT) == 0);
+
+ // Child is expanded and below the tab bar.
+ CHECK(tab0->get_anchor(SIDE_TOP) == 0);
+ CHECK(tab0->get_anchor(SIDE_BOTTOM) == 1);
+ CHECK(tab0->get_anchor(SIDE_LEFT) == 0);
+ CHECK(tab0->get_anchor(SIDE_RIGHT) == 1);
+ CHECK(tab0->get_offset(SIDE_TOP) == tab_height);
+ CHECK(tab0->get_offset(SIDE_BOTTOM) == 0);
+ CHECK(tab0->get_offset(SIDE_LEFT) == 0);
+ CHECK(tab0->get_offset(SIDE_RIGHT) == 0);
+ }
+
+ memdelete(tab_container);
+}
+
+// FIXME: Add tests for mouse click, keyboard navigation, and drag and drop.
+
+} // namespace TestTabContainer
+
+#endif // TEST_TAB_CONTAINER_H
diff --git a/tests/test_macros.h b/tests/test_macros.h
index 10f4c59a90..d32b26f111 100644
--- a/tests/test_macros.h
+++ b/tests/test_macros.h
@@ -376,6 +376,9 @@ public:
bool check_false(const String &p_name) {
bool has = _signals.has(p_name);
+ if (has) {
+ MESSAGE("Signal has " << _signals[p_name] << " expected none.");
+ }
discard_signal(p_name);
return !has;
}
diff --git a/tests/test_main.cpp b/tests/test_main.cpp
index 949e4f0b33..2721a4f710 100644
--- a/tests/test_main.cpp
+++ b/tests/test_main.cpp
@@ -138,6 +138,8 @@
#include "tests/scene/test_color_picker.h"
#include "tests/scene/test_graph_node.h"
#include "tests/scene/test_option_button.h"
+#include "tests/scene/test_tab_bar.h"
+#include "tests/scene/test_tab_container.h"
#include "tests/scene/test_text_edit.h"
#include "tests/scene/test_tree.h"
#endif // ADVANCED_GUI_DISABLED