mutter/tests/conform/test-color.c
2011-11-10 12:57:34 +00:00

298 lines
8.8 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;
g_assert (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);
g_assert (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);
g_assert (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);
g_assert (clutter_color_from_string (&color, "#abc"));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { 0xaa, 0xbb, 0xcc, 0xff }\n",
color.red,
color.green,
color.blue,
color.alpha);
}
g_assert (color.red == 0xaa);
g_assert (color.green == 0xbb);
g_assert (color.blue == 0xcc);
g_assert (color.alpha == 0xff);
g_assert (clutter_color_from_string (&color, "#123abc"));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { 0x12, 0x3a, 0xbc, 0xff }\n",
color.red,
color.green,
color.blue,
color.alpha);
}
g_assert (color.red == 0x12);
g_assert (color.green == 0x3a);
g_assert (color.blue == 0xbc);
g_assert (color.alpha == 0xff);
g_assert (clutter_color_from_string (&color, "rgb(255, 128, 64)"));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { 255, 128, 64, 255 }\n",
color.red,
color.green,
color.blue,
color.alpha);
}
g_assert_cmpint (color.red, ==, 255);
g_assert_cmpint (color.green, ==, 128);
g_assert_cmpint (color.blue, ==, 64);
g_assert_cmpint (color.alpha, ==, 255);
g_assert (clutter_color_from_string (&color, "rgba ( 30%, 0, 25%, 0.5 ) "));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { %.1f, 0, %.1f, 128 }\n",
color.red,
color.green,
color.blue,
color.alpha,
CLAMP (255.0 / 100.0 * 30.0, 0, 255),
CLAMP (255.0 / 100.0 * 25.0, 0, 255));
}
g_assert_cmpint (color.red, ==, (255.0 / 100.0 * 30.0));
g_assert_cmpint (color.green, ==, 0);
g_assert_cmpint (color.blue, ==, (255.0 / 100.0 * 25.0));
g_assert_cmpint (color.alpha, ==, 127);
g_assert (clutter_color_from_string (&color, "rgb( 50%, -50%, 150% )"));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { 127, 0, 255, 255 }\n",
color.red,
color.green,
color.blue,
color.alpha);
}
g_assert_cmpint (color.red, ==, 127);
g_assert_cmpint (color.green, ==, 0);
g_assert_cmpint (color.blue, ==, 255);
g_assert_cmpint (color.alpha, ==, 255);
g_assert (clutter_color_from_string (&color, "hsl( 0, 100%, 50% )"));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { 255, 0, 0, 255 }\n",
color.red,
color.green,
color.blue,
color.alpha);
}
g_assert_cmpint (color.red, ==, 255);
g_assert_cmpint (color.green, ==, 0);
g_assert_cmpint (color.blue, ==, 0);
g_assert_cmpint (color.alpha, ==, 255);
g_assert (clutter_color_from_string (&color, "hsla( 0, 100%, 50%, 0.5 )"));
if (g_test_verbose ())
{
g_print ("color = { %x, %x, %x, %x }, expected = { 255, 0, 0, 127 }\n",
color.red,
color.green,
color.blue,
color.alpha);
}
g_assert_cmpint (color.red, ==, 255);
g_assert_cmpint (color.green, ==, 0);
g_assert_cmpint (color.blue, ==, 0);
g_assert_cmpint (color.alpha, ==, 127);
}
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);
}
void
test_color_operators (TestConformSimpleFixture *fixture,
gconstpointer data)
{
ClutterColor op1, op2;
ClutterColor res;
clutter_color_from_pixel (&op1, 0xff0000ff);
g_assert_cmpint (op1.red, ==, 0xff);
g_assert_cmpint (op1.green, ==, 0);
g_assert_cmpint (op1.blue, ==, 0);
g_assert_cmpint (op1.alpha, ==, 0xff);
clutter_color_from_pixel (&op2, 0x00ff00ff);
g_assert_cmpint (op2.red, ==, 0);
g_assert_cmpint (op2.green, ==, 0xff);
g_assert_cmpint (op2.blue, ==, 0);
g_assert_cmpint (op2.alpha, ==, 0xff);
if (g_test_verbose ())
g_print ("Adding %x, %x; expected result: %x\n",
clutter_color_to_pixel (&op1),
clutter_color_to_pixel (&op2),
0xffff00ff);
clutter_color_add (&op1, &op2, &res);
g_assert_cmpint (clutter_color_to_pixel (&res), ==, 0xffff00ff);
if (g_test_verbose ())
g_print ("Checking alpha channel on color add\n");
op1.alpha = 0xdd;
op2.alpha = 0xcc;
clutter_color_add (&op1, &op2, &res);
g_assert_cmpint (clutter_color_to_pixel (&res), ==, 0xffff00dd);
clutter_color_from_pixel (&op1, 0xffffffff);
clutter_color_from_pixel (&op2, 0xff00ffff);
if (g_test_verbose ())
g_print ("Subtracting %x, %x; expected result: %x\n",
clutter_color_to_pixel (&op1),
clutter_color_to_pixel (&op2),
0x00ff00ff);
clutter_color_subtract (&op1, &op2, &res);
g_assert_cmpint (clutter_color_to_pixel (&res), ==, 0x00ff00ff);
if (g_test_verbose ())
g_print ("Checking alpha channel on color subtract\n");
op1.alpha = 0xdd;
op2.alpha = 0xcc;
clutter_color_subtract (&op1, &op2, &res);
g_assert_cmpint (clutter_color_to_pixel (&res), ==, 0x00ff00cc);
}