db2fda9c43
The ClutterColor conformance test should have a unit for verifying the RGB<->HLS conversion code, especially the ability to roundtrip between the two colorspaces.
141 lines
3.8 KiB
C
141 lines
3.8 KiB
C
#include <stdio.h>
|
|
#include <clutter/clutter.h>
|
|
|
|
#include "test-conform-common.h"
|
|
|
|
void
|
|
test_color_hls_roundtrip (TestConformSimpleFixture *fixture,
|
|
gconstpointer data)
|
|
{
|
|
ClutterColor color;
|
|
gfloat hue, luminance, saturation;
|
|
|
|
/* test luminance only */
|
|
clutter_color_from_string (&color, "#7f7f7f");
|
|
g_assert_cmpint (color.red, ==, 0x7f);
|
|
g_assert_cmpint (color.green, ==, 0x7f);
|
|
g_assert_cmpint (color.blue, ==, 0x7f);
|
|
|
|
clutter_color_to_hls (&color, &hue, &luminance, &saturation);
|
|
g_assert_cmpfloat (hue, ==, 0.0);
|
|
g_assert (luminance >= 0.0 && luminance <= 1.0);
|
|
g_assert_cmpfloat (saturation, ==, 0.0);
|
|
if (g_test_verbose ())
|
|
{
|
|
g_print ("RGB = { %x, %x, %x }, HLS = { %.2f, %.2f, %.2f }\n",
|
|
color.red,
|
|
color.green,
|
|
color.blue,
|
|
hue,
|
|
luminance,
|
|
saturation);
|
|
}
|
|
|
|
color.red = color.green = color.blue = 0;
|
|
clutter_color_from_hls (&color, hue, luminance, saturation);
|
|
|
|
g_assert_cmpint (color.red, ==, 0x7f);
|
|
g_assert_cmpint (color.green, ==, 0x7f);
|
|
g_assert_cmpint (color.blue, ==, 0x7f);
|
|
|
|
/* full conversion */
|
|
clutter_color_from_string (&color, "#7f8f7f");
|
|
color.alpha = 255;
|
|
|
|
g_assert_cmpint (color.red, ==, 0x7f);
|
|
g_assert_cmpint (color.green, ==, 0x8f);
|
|
g_assert_cmpint (color.blue, ==, 0x7f);
|
|
|
|
clutter_color_to_hls (&color, &hue, &luminance, &saturation);
|
|
g_assert (hue >= 0.0 && hue < 360.0);
|
|
g_assert (luminance >= 0.0 && luminance <= 1.0);
|
|
g_assert (saturation >= 0.0 && saturation <= 1.0);
|
|
if (g_test_verbose ())
|
|
{
|
|
g_print ("RGB = { %x, %x, %x }, HLS = { %.2f, %.2f, %.2f }\n",
|
|
color.red,
|
|
color.green,
|
|
color.blue,
|
|
hue,
|
|
luminance,
|
|
saturation);
|
|
}
|
|
|
|
color.red = color.green = color.blue = 0;
|
|
clutter_color_from_hls (&color, hue, luminance, saturation);
|
|
|
|
g_assert_cmpint (color.red, ==, 0x7f);
|
|
g_assert_cmpint (color.green, ==, 0x8f);
|
|
g_assert_cmpint (color.blue, ==, 0x7f);
|
|
|
|
/* the alpha channel should be untouched */
|
|
g_assert_cmpint (color.alpha, ==, 255);
|
|
}
|
|
|
|
void
|
|
test_color_from_string (TestConformSimpleFixture *fixture,
|
|
gconstpointer data)
|
|
{
|
|
ClutterColor color;
|
|
|
|
clutter_color_from_string (&color, "#ff0000ff");
|
|
if (g_test_verbose ())
|
|
{
|
|
g_print ("color = { %x, %x, %x, %x }, expected = { 0xff, 0, 0, 0xff }\n",
|
|
color.red,
|
|
color.green,
|
|
color.blue,
|
|
color.alpha);
|
|
}
|
|
g_assert (color.red == 0xff);
|
|
g_assert (color.green == 0);
|
|
g_assert (color.blue == 0);
|
|
g_assert (color.alpha == 0xff);
|
|
|
|
clutter_color_from_string (&color, "#0f0f");
|
|
if (g_test_verbose ())
|
|
{
|
|
g_print ("color = { %x, %x, %x, %x }, expected = { 0, 0xff, 0, 0xff }\n",
|
|
color.red,
|
|
color.green,
|
|
color.blue,
|
|
color.alpha);
|
|
}
|
|
g_assert (color.red == 0);
|
|
g_assert (color.green == 0xff);
|
|
g_assert (color.blue == 0);
|
|
g_assert (color.alpha == 0xff);
|
|
|
|
clutter_color_from_string (&color, "#0000ff");
|
|
if (g_test_verbose ())
|
|
{
|
|
g_print ("color = { %x, %x, %x, %x }, expected = { 0, 0, 0xff, 0xff }\n",
|
|
color.red,
|
|
color.green,
|
|
color.blue,
|
|
color.alpha);
|
|
}
|
|
g_assert (color.red == 0);
|
|
g_assert (color.green == 0);
|
|
g_assert (color.blue == 0xff);
|
|
g_assert (color.alpha == 0xff);
|
|
}
|
|
|
|
void
|
|
test_color_to_string (TestConformSimpleFixture *fixture,
|
|
gconstpointer data)
|
|
{
|
|
ClutterColor color;
|
|
gchar *str;
|
|
|
|
color.red = 0xcc;
|
|
color.green = 0xcc;
|
|
color.blue = 0xcc;
|
|
color.alpha = 0x22;
|
|
|
|
str = clutter_color_to_string (&color);
|
|
g_assert_cmpstr (str, ==, "#cccccc22");
|
|
|
|
g_free (str);
|
|
}
|