Add dozens of new integration tests to the GDScript test suite

This also ignores `.out` files in the file format static checks.

1 files changed, 18 insertions, 0 deletions

diff --git a/modules/gdscript/tests/scripts/parser/features/string_formatting.gd b/modules/gdscript/tests/scripts/parser/features/string_formatting.gd
new file mode 100644
index 0000000000..a91837145d
--- /dev/null
+++ b/modules/gdscript/tests/scripts/parser/features/string_formatting.gd
@@ -0,0 +1,18 @@
+func test():
+	print("hello %s" % "world" == "hello world")
+	print("hello %s" % true == "hello true")
+	print("hello %s" % false == "hello false")
+
+	print("hello %d" % 25 == "hello 25")
+	print("hello %d %d" % [25, 42] == "hello 25 42")
+	# Pad with spaces.
+	print("hello %3d" % 25 == "hello  25")
+	# Pad with zeroes.
+	print("hello %03d" % 25 == "hello 025")
+
+	print("hello %.02f" % 0.123456 == "hello 0.12")
+
+	# Dynamic padding:
+	# <https://docs.godotengine.org/en/stable/getting_started/scripting/gdscript/gdscript_format_string.html#dynamic-padding>
+	print("hello %*.*f" % [7, 3, 0.123456] == "hello   0.123")
+	print("hello %0*.*f" % [7, 3, 0.123456] == "hello 000.123")