[gtksourceview/wip/improve-bracket-matching: 3/3] Bracket matching: write more unit tests

[Sébastien Wilmet <swilmet src gnome org>]

commit 25cb584f45ed749eebfbc85e7a754642f98397c2
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Fri Oct 23 17:14:30 2015 +0200

    Bracket matching: write more unit tests

 tests/test-buffer.c |   38 +++++++++++++++++++++++++++++++++++++-
 1 files changed, 37 insertions(+), 1 deletions(-)
---
diff --git a/tests/test-buffer.c b/tests/test-buffer.c
index cfc7869..569569d 100644
--- a/tests/test-buffer.c
+++ b/tests/test-buffer.c
@@ -3,7 +3,7 @@
  * This file is part of GtkSourceView
  *
  * Copyright (C) 2010 - Krzesimir Nowak
- * Copyright (C) 2012-2014 - Sébastien Wilmet
+ * Copyright (C) 2012-2015 - Sébastien Wilmet
  * Copyright (C) 2013, 2015 - Paolo Borelli
  *
  * GtkSourceView is free software; you can redistribute it and/or
@@ -32,6 +32,15 @@ static const char *c_snippet =
        "int main() {\n"
        "}\n";
 
+static void
+flush_queue (void)
+{
+       while (gtk_events_pending ())
+       {
+               gtk_main_iteration ();
+       }
+}
+
 /* If we are running from the source dir (e.g. during make check)
  * we override the path to read from the data dir
  */
@@ -295,6 +304,11 @@ do_test_bracket_matching (GtkSourceBuffer           *source_buffer,
 
        gtk_text_buffer_set_text (text_buffer, text, -1);
 
+       /* Ensure that the syntax highlighting engine has finished, and that
+        * context classes are correctly defined.
+        */
+       flush_queue ();
+
        gtk_text_buffer_get_iter_at_offset (text_buffer, &iter, offset);
 
        result = _gtk_source_buffer_find_bracket_match (source_buffer,
@@ -330,6 +344,8 @@ test_bracket_matching (void)
        g_assert (c_language != NULL);
        gtk_source_buffer_set_language (buffer, c_language);
 
+       /* Basics */
+
        do_test_bracket_matching (buffer, "(ab)", 0, 0, 3, GTK_SOURCE_BRACKET_MATCH_FOUND);
        do_test_bracket_matching (buffer, "(ab)", 1, 0, 3, GTK_SOURCE_BRACKET_MATCH_FOUND);
        do_test_bracket_matching (buffer, "(ab)", 2, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
@@ -343,6 +359,26 @@ test_bracket_matching (void)
        do_test_bracket_matching (buffer, "(ab))", 4, 3, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
        do_test_bracket_matching (buffer, "(ab))", 5, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
 
+       do_test_bracket_matching (buffer, "((ab)", 0, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
+       do_test_bracket_matching (buffer, "((ab)", 1, 1, 4, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "((ab)", 2, 1, 4, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "((ab)", 3, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
+       do_test_bracket_matching (buffer, "((ab)", 4, 4, 1, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "((ab)", 5, 4, 1, GTK_SOURCE_BRACKET_MATCH_FOUND);
+
+       /* String context class */
+
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 0, 0, 8, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 1, 0, 8, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 2, 2, 5, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 3, 2, 5, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 4, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 5, 5, 2, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 6, 5, 2, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 7, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 8, 8, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
+       do_test_bracket_matching (buffer, "(\"(ab))\")", 9, 8, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
+
        g_object_unref (buffer);
 }