Rename GDScript test script filenames to use snake_case

modules/gdscript/tests/scripts/parser/errors/missing_argument.gd

@@ -0,0 +1,6 @@
+func args(a, b):
+    print(a)
+    print(b)
+
+func test():
+    args(1,)

modules/gdscript/tests/scripts/parser/errors/missing_argument.out

@@ -0,0 +1,2 @@
+GDTEST_ANALYZER_ERROR
+Too few arguments for "args()" call. Expected at least 2 but received 1.

modules/gdscript/tests/scripts/parser/errors/missing_closing_expr_paren.gd

@@ -0,0 +1,2 @@
+func test():
+    var a = ("missing paren ->"

modules/gdscript/tests/scripts/parser/errors/missing_closing_expr_paren.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Expected closing ")" after grouping expression.

modules/gdscript/tests/scripts/parser/errors/missing_colon.gd

@@ -0,0 +1,3 @@
+func test():
+    if true # Missing colon here.
+        print("true")

modules/gdscript/tests/scripts/parser/errors/missing_colon.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Expected ":" after "if" condition.

modules/gdscript/tests/scripts/parser/errors/missing_paren_after_args.gd

@@ -0,0 +1,6 @@
+func args(a, b):
+    print(a)
+    print(b)
+
+func test():
+    args(1,2

modules/gdscript/tests/scripts/parser/errors/missing_paren_after_args.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Expected closing ")" after call arguments.

modules/gdscript/tests/scripts/parser/errors/mixing_tabs_spaces.gd

@@ -0,0 +1,3 @@
+func test():
+    print("Using spaces")
+	print("Using tabs")

modules/gdscript/tests/scripts/parser/errors/mixing_tabs_spaces.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Used "\t" for indentation instead " " as used before in the file.

modules/gdscript/tests/scripts/parser/errors/nothing_after_dollar.gd

@@ -0,0 +1,3 @@
+extends Node
+func test():
+    var a = $ # Expected some node path.

modules/gdscript/tests/scripts/parser/errors/nothing_after_dollar.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Expect node path as string or identifier after "$".

modules/gdscript/tests/scripts/parser/errors/wrong_value_after_dollar.gd

@@ -0,0 +1,3 @@
+extends Node
+func test():
+    $23 # Can't use number here.

modules/gdscript/tests/scripts/parser/errors/wrong_value_after_dollar.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Expect node path as string or identifier after "$".

modules/gdscript/tests/scripts/parser/errors/wrong_value_after_dollar_slash.gd

@@ -0,0 +1,3 @@
+extends Node
+func test():
+    $MyNode/23 # Can't use number here.

modules/gdscript/tests/scripts/parser/errors/wrong_value_after_dollar_slash.out

@@ -0,0 +1,2 @@
+GDTEST_PARSER_ERROR
+Expect node path after "/".