[gtksourceview] Add unit test for GtkSourceLanguage

[Paolo Borelli <pborelli src gnome org>]

commit 052ad01cf710afb48187fabd1c81a7393e2ad89f
Author: Paolo Borelli <pborelli gnome org>
Date:   Sun Jan 13 12:20:33 2013 +0100

    Add unit test for GtkSourceLanguage

 tests/Makefile.am                    |   10 +++
 tests/language-specs/test-empty.lang |    6 ++
 tests/language-specs/test-full.lang  |   34 +++++++++
 tests/test-language.c                |  130 ++++++++++++++++++++++++++++++++++
 4 files changed, 180 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 0d5f985..cb5f1e8 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -35,6 +35,14 @@ test_languagemanager_LDADD = 		\
 	$(DEP_LIBS)			\
 	$(TESTS_LIBS)
 
+UNIT_TEST_PROGS += test-language
+test_language_SOURCES =		\
+	test-language.c
+test_language_LDADD = 		\
+	$(top_builddir)/gtksourceview/libgtksourceview-3.0.la \
+	$(DEP_LIBS)			\
+	$(TESTS_LIBS)
+
 UNIT_TEST_PROGS += test-printcompositor
 test_printcompositor_SOURCES =		\
 	test-printcompositor.c
@@ -76,6 +84,8 @@ python_tests =			\
 #	$(DEP_LIBS)
 
 EXTRA_DIST =				\
+	language-specs/test-empty.lang	\
+	language-specs/test-full.lang	\
 	$(python_tests)
 
 # Generated files for the code coverage
diff --git a/tests/language-specs/test-empty.lang b/tests/language-specs/test-empty.lang
new file mode 100644
index 0000000..56771f4
--- /dev/null
+++ b/tests/language-specs/test-empty.lang
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<language id="test-empty" name="Test Empty" version="2.0" hidden="true">
+  <definitions>
+    <context id="test-empty"/>
+  </definitions>
+</language>
diff --git a/tests/language-specs/test-full.lang b/tests/language-specs/test-full.lang
new file mode 100644
index 0000000..4ef9b91
--- /dev/null
+++ b/tests/language-specs/test-full.lang
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<language id="test-full" name="Test Full" version="2.0" section="Sources">
+  <metadata>
+    <property name="mimetypes">text/x-test;application/x-test</property>
+    <property name="globs">*.test;*.tst</property>
+    <property name="extra-meta">extra</property>
+  </metadata>
+
+  <styles>
+    <style id="string" name="String" map-to="def:string"/>
+    <style id="keyword" name="Keywords" map-to="def:keyword"/>
+  </styles>
+
+  <definitions>
+
+    <context id="string" style-ref="string" end-at-line-end="true" class="string" class-disabled="no-spell-check">
+      <start>"</start>
+      <end>"</end>
+    </context>
+
+    <context id="keywords" style-ref="keyword">
+      <keyword>foo</keyword>
+      <keyword>bar</keyword>
+    </context>
+
+    <context id="test-full" class="no-spell-check">
+      <include>
+        <context ref="string"/>
+        <context ref="keywords"/>
+      </include>
+    </context>
+
+  </definitions>
+</language>
diff --git a/tests/test-language.c b/tests/test-language.c
new file mode 100644
index 0000000..530403d
--- /dev/null
+++ b/tests/test-language.c
@@ -0,0 +1,130 @@
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <gtk/gtk.h>
+#include <gtksourceview/gtksource.h>
+
+typedef struct _TestFixture TestFixture;
+
+struct _TestFixture {
+	GtkSourceLanguageManager *manager;
+};
+
+static void
+test_fixture_setup (TestFixture   *fixture,
+                    gconstpointer  data)
+{
+	const gchar * const *orig_lang_dirs;
+	gchar **lang_dirs;
+	guint n, i;
+
+	fixture->manager = gtk_source_language_manager_get_default ();
+
+	orig_lang_dirs = gtk_source_language_manager_get_search_path (fixture->manager);
+	n = g_strv_length ((gchar **)orig_lang_dirs);
+
+	lang_dirs = g_new0 (gchar *, n + 2);
+	lang_dirs[0] = g_build_filename (TOP_SRCDIR, "tests", "language-specs", NULL);
+	for (i = 0; i < n; i++)
+	{
+		lang_dirs[i + 1] = g_strdup (orig_lang_dirs[i]);
+	}
+
+	gtk_source_language_manager_set_search_path (fixture->manager, lang_dirs);
+	g_strfreev (lang_dirs);
+}
+
+static void
+test_fixture_teardown (TestFixture   *fixture,
+                       gconstpointer  data)
+{
+}
+
+static void
+compare_strv (gchar **strv,
+              gchar **expected_strv)
+{
+	if (expected_strv != NULL)
+	{
+		guint n, i;
+
+		n = g_strv_length (expected_strv);
+		for (i = 0; i < n; i++)
+		{
+			g_assert_cmpstr (strv[i], ==, expected_strv[i]);
+		}
+	}
+	else
+	{
+		g_assert (strv == NULL);
+	}
+}
+
+static void
+check_language (GtkSourceLanguage  *language,
+                const char         *id,
+                const char         *expected_name,
+                const char         *expected_section,
+                gboolean            expected_hidden,
+                const char         *expected_extra_meta,
+                gchar             **expected_mime,
+                gchar             **expected_glob,
+                gchar             **expected_styles,
+		const char         *style_id,
+                const char         *expected_style_name)
+{
+	gchar **mime;
+	gchar **glob;
+	gchar **styles;
+
+	g_assert_cmpstr (gtk_source_language_get_id (language), ==, id);
+	g_assert_cmpstr (gtk_source_language_get_name (language), ==, expected_name);
+	g_assert_cmpstr (gtk_source_language_get_section (language), ==, expected_section);
+	g_assert (gtk_source_language_get_hidden (language) == expected_hidden);
+	g_assert_cmpstr (gtk_source_language_get_metadata (language, "extra-meta"), ==, expected_extra_meta);
+
+	mime = gtk_source_language_get_mime_types (language);
+	compare_strv (mime, expected_mime);
+	g_strfreev (mime);
+
+	glob = gtk_source_language_get_globs (language);
+	compare_strv (glob, expected_glob);
+	g_strfreev (glob);
+
+	styles = gtk_source_language_get_style_ids (language);
+	compare_strv (styles, expected_styles);
+	g_strfreev (styles);
+
+	if (expected_style_name != NULL)
+	{
+		g_assert_cmpstr (gtk_source_language_get_style_name (language, style_id), ==, expected_style_name);
+	}
+}
+
+static void
+test_language (TestFixture   *fixture,
+               gconstpointer  data)
+{
+	GtkSourceLanguage *language;
+
+	language = gtk_source_language_manager_get_language (fixture->manager, "test-full");
+	gchar *mime[] = { "text/x-test", "application/x-test", NULL};
+	gchar *glob[] = { "*.test", "*.tst", NULL};
+	gchar *styles[] = { "test-full:keyword", "test-full:string", NULL};
+	check_language (language, "test-full", "Test Full", "Sources", FALSE, "extra", mime, glob, styles, "test-full:string", "String");
+
+	language = gtk_source_language_manager_get_language (fixture->manager, "test-empty");
+	check_language (language, "test-empty", "Test Empty", "Others", TRUE, NULL, NULL, NULL, NULL, NULL, NULL);
+}
+
+int
+main (int argc, char** argv)
+{
+	gtk_test_init (&argc, &argv);
+
+	g_test_add ("/Language/language-properties", TestFixture, NULL, test_fixture_setup, test_language, test_fixture_teardown);
+
+	return g_test_run();
+}