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Create tests for GskTextNode

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This commit is contained in:
Matthias Clasen 2017-10-01 22:09:43 -04:00
parent 3aaea0ef40
commit a4d984fb18
1 changed files with 83 additions and 0 deletions
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83
tests/rendernode-create-tests.c
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@ -343,6 +343,88 @@ borders (guint n)
return container;
}
const char *example =
"'Twas brillig, and the slithy toves\n"
"Did gyre and gimble in the wabe;\n"
"All mimsy were the borogoves,\n"
"And the mome raths outgrabe.\n"
"\n"
"'Beware the Jabberwock, my son!\n"
"The jaws that bite, the claws that catch!\n"
"Beware the Jubjub bird, and shun\n"
"The frumious Bandersnatch!'";
GskRenderNode *
text (guint n)
{
GskRenderNode **nodes = g_newa (GskRenderNode *, n);
GskRenderNode *container;
PangoFontDescription *desc;
PangoContext *context;
PangoLayout *layout;
int i;
context = gdk_pango_context_get ();
desc = pango_font_description_new ();
pango_font_description_set_family (desc, "Cantarell");
layout = pango_layout_new (context);
pango_layout_set_text (layout, example, -1);
for (i = 0; i < n; i++)
{
PangoFont *font;
PangoLayoutIter *iter;
PangoGlyphString *glyphs;
PangoLayoutRun *run;
GdkRGBA color;
int x, y;
if (g_random_boolean ())
pango_font_description_set_style (desc, PANGO_STYLE_ITALIC);
else
pango_font_description_set_style (desc, PANGO_STYLE_NORMAL);
pango_font_description_set_weight (desc, 100 * g_random_int_range (1, 10));
pango_font_description_set_size (desc, PANGO_SCALE * g_random_int_range (8,32));
font = pango_context_load_font (context, desc);
pango_layout_set_font_description (layout, desc);
iter = pango_layout_get_iter (layout);
do
{
if (g_random_boolean ())
pango_layout_iter_next_run (iter);
if (g_random_boolean ())
pango_layout_iter_next_run (iter);
run = pango_layout_iter_get_run (iter);
}
while (run == NULL);
glyphs = run->glyphs;
x = g_random_int_range (0, 1000);
y = g_random_int_range (0, 1000);
hsv_to_rgb (&color, g_random_double (), g_random_double_range (0.15, 0.4), g_random_double_range (0.6, 0.85));
nodes[i] = gsk_text_node_new (font, glyphs, &color, x, y);
pango_layout_iter_free (iter);
g_object_unref (font);
}
pango_font_description_free (desc);
container = gsk_container_node_new (nodes, n);
for (i = 0; i < n; i++)
gsk_render_node_unref (nodes[i]);
return container;
}
int
main (int argc, char **argv)
{
@ -356,6 +438,7 @@ main (int argc, char **argv)
{ "rounded-backgrounds.node", rounded_backgrounds },
{ "linear-gradient.node", linear_gradient },
{ "borders.node", borders },
{ "text.node", text },
};
GError *error = NULL;
GskRenderNode *node;