gtk2/gtk/tests/stylecontext.c

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2010-11-18 07:00:53 +00:00
#include <gtk/gtk.h>
static void
test_parse_empty (void)
{
GtkCssProvider *provider;
GError *error;
gboolean res;
provider = gtk_css_provider_new ();
error = NULL;
res = gtk_css_provider_load_from_data (provider, "", -1, &error);
g_assert (res);
g_assert_no_error (error);
g_clear_error (&error);
g_object_unref (provider);
}
static void
test_parse_at (void)
{
GtkCssProvider *provider;
GError *error;
gboolean res;
gint i;
const gchar *valid[] = {
"@import \"test.css\";",
"@import 'test.css';",
"@import url(\"test.css\");",
"@import url('test.css');",
"@import\nurl (\t\"test.css\" ) ;",
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"@define-color bg_color #f9a039;",
"@define-color color @bg_color;",
"@define-color color rgb(100, 99, 88);",
"@define-color color rgba(50%, 50%, 50%, 0.5);",
"@define-color color lighter(#f9a039);",
"@define-color color darker ( @blue ) ;",
"@define-color color shade(@blue, 1.3);",
"@define-color color alpha(@blue, 1.3);",
"@define-color color mix(@blue, @red, 0.2);",
"@define-color color red;",
"@define-color color mix(shade (#121212, 0.5), mix (rgb(10%,20%,100%), @blue,0.5), 0.2);",
"@define-color blue @blue;",
"@define-color blue123_a-b #123;",
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NULL
};
const gchar *invalid[] = {
"@import test.css ;",
"@import url ( \"test.css\" xyz );",
"@import url(\");",
"@import url(');",
"@import url(\"abc');",
"@ import ;",
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"@define_color blue red;",
"@define-color blue #12234;",
"@define-color blue #12g234;",
"@define-color blue @@;",
"@define-color blue 5!#%4@DG$##x;",
"@define-color color mix(@red, @blue, @green);",
"@define-color color mix(@blue, 0.2, @red);",
"@define-color color mix(0.2, @blue, @red);",
"@define-color color mix(@blue, @red);",
"@define-color color mix(@blue);",
"@define-color color mix();",
"@define-color color rgba(50%, 50%, 50%);",
"@define-color color rgb(50%, a);",
"@define-color 1col rgb(50%, a);",
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"@three-dee { some other crap };",
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NULL
};
error = NULL;
for (i = 0; valid[i]; i++)
{
provider = gtk_css_provider_new ();
res = gtk_css_provider_load_from_data (provider, valid[i], -1, &error);
g_assert_no_error (error);
g_assert (res);
g_object_unref (provider);
}
for (i = 0; invalid[i]; i++)
{
provider = gtk_css_provider_new ();
res = gtk_css_provider_load_from_data (provider, invalid[i], -1, &error);
g_assert_error (error, GTK_CSS_PROVIDER_ERROR, GTK_CSS_PROVIDER_ERROR_FAILED);
g_assert (!res);
g_object_unref (provider);
g_clear_error (&error);
}
}
static void
test_parse_selectors (void)
{
GtkCssProvider *provider;
GError *error;
gboolean res;
gint i;
const gchar *valid[] = {
"* {}",
"E {}",
"E F {}",
"E > F {}",
"E#id {}",
"#id {}",
"tab:first-child {}",
"tab:last-child {}",
"tab:nth-child(first) {}",
"tab:nth-child(last) {}",
"tab:nth-child(even) {}",
"tab:nth-child(odd) {}",
"tab:sorted {}",
".some-class {}",
".some-class.another-class {}",
".some-class .another-class {}",
"E * {}",
"E .class {}",
"E > .foo {}",
"E > #id {}",
"E:active {}",
"E:prelight {}",
"E:hover {}",
"E:selected {}",
"E:insensitive {}",
"E:inconsistent {}",
"E:focused {}",
"E:active:prelight {}",
"* > .notebook tab:first-child .label:focused {}",
"E, F {}",
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"E, F /* comment here */ {}",
"E,/* comment here */ F {}",
"E1.e1_2 #T3_4 {}",
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NULL
};
const gchar *invalid[] = {
/* nth-child and similar pseudo classes can only
* be used with regions, not with types
*/
"E:first-child {}",
"E:last-child {}",
"E:nth-child(first) {}",
"E:nth-child(last) {}",
"E:nth-child(even) {}",
"E:nth-child(odd) {}",
"E:sorted {}",
/* widget state pseudo-classes can only be used for
* the last element
*/
"E:focused tab {}",
NULL
};
error = NULL;
for (i = 0; valid[i]; i++)
{
provider = gtk_css_provider_new ();
res = gtk_css_provider_load_from_data (provider, valid[i], -1, &error);
g_assert_no_error (error);
g_assert (res);
g_object_unref (provider);
}
for (i = 0; invalid[i]; i++)
{
provider = gtk_css_provider_new ();
res = gtk_css_provider_load_from_data (provider, invalid[i], -1, &error);
g_assert_error (error, GTK_CSS_PROVIDER_ERROR, GTK_CSS_PROVIDER_ERROR_FAILED);
g_assert (!res);
g_object_unref (provider);
g_clear_error (&error);
}
}
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static void
test_parse_declarations (void)
{
GtkCssProvider *provider;
GError *error;
gboolean res;
gint i;
const gchar *valid[] = {
"* {}",
"* { font: Sans 15 }",
"* { font: Sans 15; }",
"* { font: bold }",
"* { color: red }",
"* { /* just a comment */ }",
"* { /* multi\nline\ncomment */ }",
"* { font: /* comment here */ Sans 15 }",
"* { color: red; background-color: shade (@bg_color, 0.5) }",
"* { margin: 5 }",
"* { margin: 5 10 }",
"* { margin: 5 10 3 }",
"* { margin: 5 10 3 5 }",
"* { padding: 5 }",
"* { padding: 5 10 }",
"* { border-width: 5; border-radius: 10 }",
"* { border-color: #ff00ff }",
"* { engine: clearlooks }",
"* { background-image: -gtk-gradient (linear, \n"
" left top, right top, \n"
" from (#fff), to (#000)) }",
"* { background-image: -gtk-gradient (linear, \n"
" 0.0 0.5, 0.5 1.0, \n"
" from (#fff), \n"
" color-stop (0.5, #f00),\n"
" to (#000)) }",
"* { background-image: -gtk-gradient (radial, \n"
" center center, 0.2, \n"
" center center, 0.8, \n"
" color-stop (0.0,#fff),\n"
" color-stop (1.0,#000))}\n",
"* { border-image: url (\"test.png\") 3 4 3 4 stretch }",
"* { border-image: url (\"test.png\") 3 4 3 4 repeat stretch}",
"* { transition: 150ms ease-in-out }",
"* { transition: 1s linear loop }",
NULL
};
const gchar *invalid[] = {
"* { color }",
"* { color:green; color }",
"* { color:red; color; color:green }",
"* { color:green; color: }",
"* { color:red; color:; color:green }",
"* { color:green; color{;color:maroon} }",
"* { color:red; color{;color:maroon}; color:green }",
"* { content: 'Hello",
NULL
};
error = NULL;
for (i = 0; valid[i]; i++)
{
provider = gtk_css_provider_new ();
res = gtk_css_provider_load_from_data (provider, valid[i], -1, &error);
g_assert_no_error (error);
g_assert (res);
g_object_unref (provider);
}
for (i = 0; invalid[i]; i++)
{
provider = gtk_css_provider_new ();
res = gtk_css_provider_load_from_data (provider, invalid[i], -1, &error);
g_assert_error (error, GTK_CSS_PROVIDER_ERROR, GTK_CSS_PROVIDER_ERROR_FAILED);
g_assert (!res);
g_object_unref (provider);
g_clear_error (&error);
}
}
static void
test_path (void)
{
GtkWidgetPath *path;
GtkWidgetPath *path2;
gint pos;
GtkRegionFlags flags;
path = gtk_widget_path_new ();
g_assert_cmpint (gtk_widget_path_length (path), ==, 0);
pos = gtk_widget_path_append_type (path, GTK_TYPE_WINDOW);
g_assert_cmpint (pos, ==, 0);
g_assert_cmpint (gtk_widget_path_length (path), ==, 1);
g_assert (gtk_widget_path_iter_get_widget_type (path, 0) == GTK_TYPE_WINDOW);
g_assert (gtk_widget_path_is_type (path, GTK_TYPE_WIDGET));
g_assert (gtk_widget_path_iter_get_name (path, 0) == NULL);
pos = gtk_widget_path_append_type (path, GTK_TYPE_WIDGET);
g_assert_cmpint (pos, ==, 1);
g_assert_cmpint (gtk_widget_path_length (path), ==, 2);
gtk_widget_path_iter_set_widget_type (path, pos, GTK_TYPE_BUTTON);
g_assert (gtk_widget_path_is_type (path, GTK_TYPE_BUTTON));
g_assert (gtk_widget_path_has_parent (path, GTK_TYPE_WIDGET));
g_assert (gtk_widget_path_has_parent (path, GTK_TYPE_WINDOW));
g_assert (!gtk_widget_path_has_parent (path, GTK_TYPE_DIALOG));
g_assert (gtk_widget_path_iter_get_name (path, 1) == NULL);
gtk_widget_path_iter_set_name (path, 1, "name");
g_assert (gtk_widget_path_iter_has_name (path, 1, "name"));
gtk_widget_path_iter_add_class (path, 1, "class1");
gtk_widget_path_iter_add_class (path, 1, "class2");
g_assert (gtk_widget_path_iter_has_class (path, 1, "class1"));
g_assert (gtk_widget_path_iter_has_class (path, 1, "class2"));
g_assert (!gtk_widget_path_iter_has_class (path, 1, "class3"));
path2 = gtk_widget_path_copy (path);
g_assert (gtk_widget_path_iter_has_class (path2, 1, "class1"));
g_assert (gtk_widget_path_iter_has_class (path2, 1, "class2"));
g_assert (!gtk_widget_path_iter_has_class (path2, 1, "class3"));
gtk_widget_path_free (path2);
gtk_widget_path_iter_remove_class (path, 1, "class2");
g_assert (gtk_widget_path_iter_has_class (path, 1, "class1"));
g_assert (!gtk_widget_path_iter_has_class (path, 1, "class2"));
gtk_widget_path_iter_clear_classes (path, 1);
g_assert (!gtk_widget_path_iter_has_class (path, 1, "class1"));
gtk_widget_path_iter_add_region (path, 1, "tab", 0);
gtk_widget_path_iter_add_region (path, 1, "title", GTK_REGION_EVEN | GTK_REGION_FIRST);
g_assert (gtk_widget_path_iter_has_region (path, 1, "tab", &flags) &&
flags == 0);
g_assert (gtk_widget_path_iter_has_region (path, 1, "title", &flags) &&
flags == (GTK_REGION_EVEN | GTK_REGION_FIRST));
g_assert (!gtk_widget_path_iter_has_region (path, 1, "extension", NULL));
path2 = gtk_widget_path_copy (path);
g_assert (gtk_widget_path_iter_has_region (path2, 1, "tab", &flags) &&
flags == 0);
g_assert (gtk_widget_path_iter_has_region (path2, 1, "title", &flags) &&
flags == (GTK_REGION_EVEN | GTK_REGION_FIRST));
g_assert (!gtk_widget_path_iter_has_region (path2, 1, "extension", NULL));
gtk_widget_path_free (path2);
gtk_widget_path_free (path);
}
static void
test_match (void)
{
GtkStyleContext *context;
GtkWidgetPath *path;
GtkCssProvider *provider;
GError *error;
const gchar *data;
GdkRGBA *color;
GdkRGBA expected;
error = NULL;
provider = gtk_css_provider_new ();
gdk_rgba_parse (&expected, "#fff");
context = gtk_style_context_new ();
path = gtk_widget_path_new ();
gtk_widget_path_append_type (path, GTK_TYPE_WINDOW);
gtk_widget_path_append_type (path, GTK_TYPE_BOX);
gtk_widget_path_append_type (path, GTK_TYPE_BUTTON);
gtk_widget_path_iter_set_name (path, 0, "mywindow");
gtk_widget_path_iter_add_class (path, 2, "button");
gtk_style_context_set_path (context, path);
gtk_widget_path_free (path);
gtk_style_context_add_provider (context,
GTK_STYLE_PROVIDER (provider),
GTK_STYLE_PROVIDER_PRIORITY_USER);
data = "* { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"GtkButton { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"GtkButton { color: #fff }\n"
"GtkWindow > GtkButton { color: #000 }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
".button { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"GtkButton { color: #000 }\n"
".button { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"GtkButton { color: #000 }\n"
"GtkWindow GtkButton { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
".button { color: #000 }\n"
"GtkWindow .button { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"* .button { color: #000 }\n"
"#mywindow .button { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"GtkWindow .button { color: #000 }\n"
"GtkWindow#mywindow .button { color: #fff }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
data = "* { color: #f00 }\n"
"GtkWindow .button { color: #fff }\n"
"GObject .button { color: #000 }";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, 0, "color", &color, NULL);
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
g_object_unref (provider);
g_object_unref (context);
}
static void
test_style_property (void)
{
GtkStyleContext *context;
GtkWidgetPath *path;
GtkCssProvider *provider;
GError *error;
const gchar *data;
gint x;
GdkRGBA *color;
GdkRGBA expected;
error = NULL;
provider = gtk_css_provider_new ();
context = gtk_style_context_new ();
path = gtk_widget_path_new ();
gtk_widget_path_append_type (path, GTK_TYPE_WINDOW);
gtk_widget_path_append_type (path, GTK_TYPE_BOX);
gtk_widget_path_append_type (path, GTK_TYPE_BUTTON);
gtk_style_context_set_path (context, path);
gtk_widget_path_free (path);
gtk_style_context_set_state (context, GTK_STATE_FLAG_PRELIGHT);
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/* Since we set the prelight state on the context, we expect
* only the third selector to match, even though the second one
* has higher specificity, and the fourth one comes later.
*
* In particular, we want to verify that widget style properties and
* CSS properties follow the same matching rules, ie we expect
* color to be #003 and child-displacement-x to be 3.
*/
data = "GtkButton:insensitive { color: #001; -GtkButton-child-displacement-x: 1 }\n"
"GtkBox GtkButton:selected { color: #002; -GtkButton-child-displacement-x: 2 }\n"
"GtkButton:prelight { color: #003; -GtkButton-child-displacement-x: 3 }\n"
"GtkButton:focused { color: #004; -GtkButton-child-displacement-x: 4 }\n";
gtk_css_provider_load_from_data (provider, data, -1, &error);
g_assert_no_error (error);
gtk_style_context_add_provider (context,
GTK_STYLE_PROVIDER (provider),
GTK_STYLE_PROVIDER_PRIORITY_USER);
gtk_style_context_invalidate (context);
gtk_style_context_get (context, GTK_STATE_FLAG_PRELIGHT, "color", &color, NULL);
gdk_rgba_parse (&expected, "#003");
g_assert (gdk_rgba_equal (color, &expected));
gdk_rgba_free (color);
gtk_style_context_get_style (context, "child-displacement-x", &x, NULL);
g_assert_cmpint (x, ==, 3);
g_object_unref (provider);
g_object_unref (context);
}
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int
main (int argc, char *argv[])
{
gtk_init (NULL, NULL);
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g_test_init (&argc, &argv, NULL);
g_test_add_func ("/style/parse/empty", test_parse_empty);
g_test_add_func ("/style/parse/at", test_parse_at);
g_test_add_func ("/style/parse/selectors", test_parse_selectors);
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g_test_add_func ("/style/parse/declarations", test_parse_declarations);
g_test_add_func ("/style/path", test_path);
g_test_add_func ("/style/match", test_match);
g_test_add_func ("/style/style-property", test_style_property);
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return g_test_run ();
}