[gtk+] Add a a drop-in test for the GtkBuilder parser

[Matthias Clasen <matthiasc src gnome org>]

commit 38b315d0be0e2d4424cf590780478dc2ed32944c
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Oct 18 22:12:54 2014 -0400

    Add a a drop-in test for the GtkBuilder parser

 testsuite/gtk/Makefile.am       |   15 ++++-
 testsuite/gtk/builderparser.c   |  143 +++++++++++++++++++++++++++++++++++++++
 testsuite/gtk/ui/test1.expected |    2 +
 testsuite/gtk/ui/test1.ui       |    5 ++
 testsuite/gtk/ui/test2.expected |    2 +
 testsuite/gtk/ui/test2.ui       |    5 ++
 testsuite/gtk/ui/test3.expected |    2 +
 testsuite/gtk/ui/test3.ui       |    5 ++
 testsuite/gtk/ui/test4.expected |    2 +
 testsuite/gtk/ui/test4.ui       |    5 ++
 10 files changed, 185 insertions(+), 1 deletions(-)
---
diff --git a/testsuite/gtk/Makefile.am b/testsuite/gtk/Makefile.am
index 52aacfa..728c379 100644
--- a/testsuite/gtk/Makefile.am
+++ b/testsuite/gtk/Makefile.am
@@ -34,6 +34,7 @@ TEST_PROGS +=                         \
        adjustment              \
        bitmask                 \
        builder                 \
+       builderparser           \
        cellarea                \
        check-icon-names        \
        clipboard               \
@@ -161,10 +162,22 @@ test_icontheme =                                  \
        icons2/index.theme                              \
        $(NULL)
 
+test_ui =                                              \
+       ui/test1.ui                                     \
+       ui/test1.expected                               \
+       ui/test2.ui                                     \
+       ui/test2.expected                               \
+       ui/test3.ui                                     \
+       ui/test3.expected                               \
+       ui/test4.ui                                     \
+       ui/test4.expected                               \
+       $(NULL)
+
 EXTRA_DIST +=                          \
        file-chooser-test-dir/empty     \
        file-chooser-test-dir/text.txt  \
        $(test_icontheme)               \
+       $(test_ui)                      \
        $(NULL)
 
 GTK_GSETTINGS_SCHEMAS = \
@@ -186,7 +199,7 @@ all-am: gschemas.compiled
 if BUILDOPT_INSTALL_TESTS
 insttestdir = $(libexecdir)/installed-tests/$(PACKAGE)
 insttest_PROGRAMS = $(TEST_PROGS)
-nobase_insttest_DATA = $(test_icontheme)
+nobase_insttest_DATA = $(test_icontheme) $(test_ui)
 
 %.test: %$(EXEEXT) Makefile
        $(AM_V_GEN) (echo '[Test]' > $  tmp; \
diff --git a/testsuite/gtk/builderparser.c b/testsuite/gtk/builderparser.c
new file mode 100644
index 0000000..4aba4db
--- /dev/null
+++ b/testsuite/gtk/builderparser.c
@@ -0,0 +1,143 @@
+/*
+ * builderparser.c: Test GtkBuilder parser
+ *
+ * Copyright (C) 2014 Red Hat, Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <string.h>
+#include <gtk/gtk.h>
+
+static void
+test_file (const gchar *filename, GString *string)
+{
+  gchar *contents;
+  gsize  length;
+  GError *error = NULL;
+  gboolean ret;
+  GtkBuilder *builder;
+
+  if (!g_file_get_contents (filename, &contents, &length, &error))
+    {
+      fprintf (stderr, "%s\n", error->message);
+      g_error_free (error);
+      return;
+    }
+
+  builder = gtk_builder_new ();
+  ret = gtk_builder_add_from_string (builder, contents, length, &error);
+  g_free (contents);
+
+  if (ret)
+    {
+      g_assert_no_error (error);
+      g_string_append_printf (string, "SUCCESS\n");
+    }
+  else
+    {
+      g_string_append_printf (string, "ERROR: %s %d\n%s\n",
+                              g_quark_to_string (error->domain),
+                              error->code, 
+                              error->message);
+      g_error_free (error);
+    }
+
+  g_object_unref (builder);
+}
+
+static gchar *
+get_expected_filename (const gchar *filename)
+{
+  gchar *f, *p, *expected;
+
+  f = g_strdup (filename);
+  p = strstr (f, ".ui");
+  if (p) 
+    *p = 0;
+  expected = g_strconcat (f, ".expected", NULL);
+  
+  g_free (f);
+  
+  return expected;
+}
+
+static void
+test_parse (gconstpointer d)
+{
+  const gchar *filename = d;
+  gchar *expected_file;
+  gchar *expected;
+  GError *error = NULL;
+  GString *string;
+
+  expected_file = get_expected_filename (filename);
+
+  string = g_string_sized_new (0);
+
+  test_file (filename, string);
+
+  g_file_get_contents (expected_file, &expected, NULL, &error);
+  g_assert_no_error (error);
+  g_assert_cmpstr (string->str, ==, expected);
+  g_free (expected);
+
+  g_string_free (string, TRUE);
+
+  g_free (expected_file);
+}
+
+int
+main (int argc, char *argv[])
+{
+  GDir *dir;
+  GError *error = NULL;
+  const gchar *name;
+  gchar *path;
+
+  gtk_test_init (&argc, &argv, NULL);
+
+  /* allow to easily generate expected output for new test cases */
+  if (argc > 1)
+    {
+      GString *string;
+
+      string = g_string_sized_new (0);
+      test_file (argv[1], string);
+      g_print ("%s", string->str);
+
+      return 0;
+    }
+
+  path = g_test_build_filename (G_TEST_DIST, "ui", NULL);
+  dir = g_dir_open (path, 0, &error);
+  g_free (path);
+  g_assert_no_error (error);
+  while ((name = g_dir_read_name (dir)) != NULL)
+    {
+      if (!g_str_has_suffix (name, ".ui"))
+        continue;
+
+      path = g_strdup_printf ("/builder/parse/%s", name);
+      g_test_add_data_func_full (path, g_test_build_filename (G_TEST_DIST, "ui", name, NULL),
+                                 test_parse, g_free);
+      g_free (path);
+    }
+  g_dir_close (dir);
+
+  return g_test_run ();
+}
+
diff --git a/testsuite/gtk/ui/test1.expected b/testsuite/gtk/ui/test1.expected
new file mode 100644
index 0000000..dcfceae
--- /dev/null
+++ b/testsuite/gtk/ui/test1.expected
@@ -0,0 +1,2 @@
+ERROR: gtk-builder-error-quark 1
+Unhandled tag: <style>
diff --git a/testsuite/gtk/ui/test1.ui b/testsuite/gtk/ui/test1.ui
new file mode 100644
index 0000000..f73c5c7
--- /dev/null
+++ b/testsuite/gtk/ui/test1.ui
@@ -0,0 +1,5 @@
+<interface>
+  <object class="GtkWindow">
+  </object>
+  <style></style>
+</interface>
diff --git a/testsuite/gtk/ui/test2.expected b/testsuite/gtk/ui/test2.expected
new file mode 100644
index 0000000..871e994
--- /dev/null
+++ b/testsuite/gtk/ui/test2.expected
@@ -0,0 +1,2 @@
+ERROR: gtk-builder-error-quark 3
+<input>:3:1 'get-type' is not a valid attribute of <object>
diff --git a/testsuite/gtk/ui/test2.ui b/testsuite/gtk/ui/test2.ui
new file mode 100644
index 0000000..9665d40
--- /dev/null
+++ b/testsuite/gtk/ui/test2.ui
@@ -0,0 +1,5 @@
+<interface>
+  <object get-type="gtk_window_get_type">
+    <object class="GtkBox"/>
+  </object>
+</interface>
diff --git a/testsuite/gtk/ui/test3.expected b/testsuite/gtk/ui/test3.expected
new file mode 100644
index 0000000..22701d3
--- /dev/null
+++ b/testsuite/gtk/ui/test3.expected
@@ -0,0 +1,2 @@
+ERROR: g-markup-error-quark 6
+element 'class' requires attribute 'name'
diff --git a/testsuite/gtk/ui/test3.ui b/testsuite/gtk/ui/test3.ui
new file mode 100644
index 0000000..04732b3
--- /dev/null
+++ b/testsuite/gtk/ui/test3.ui
@@ -0,0 +1,5 @@
+<interface>
+  <object class="GtkWindow">
+    <style><class>name</class></style>
+  </object>
+</interface>
diff --git a/testsuite/gtk/ui/test4.expected b/testsuite/gtk/ui/test4.expected
new file mode 100644
index 0000000..45d5b67
--- /dev/null
+++ b/testsuite/gtk/ui/test4.expected
@@ -0,0 +1,2 @@
+ERROR: gtk-builder-error-quark 1
+Unhandled tag: <random>
diff --git a/testsuite/gtk/ui/test4.ui b/testsuite/gtk/ui/test4.ui
new file mode 100644
index 0000000..aa0bfaf
--- /dev/null
+++ b/testsuite/gtk/ui/test4.ui
@@ -0,0 +1,5 @@
+<interface>
+  <object class="GtkBox">
+    <property name="orientation"><random></random></property>
+  </object>
+</interface>