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/* Copyright (C) 2024 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lib/self_test.h"
#include "graphics/Color.h"
#include "ps/CLogger.h"
#include <cstring>
class TestColor : public CxxTest::TestSuite
{
public:
void setUp()
{
ColorActivateFastImpl();
}
void test_Color4ub()
{
CheckColor(0, 0, 0, 0x000000);
CheckColor(1, 0, 0, 0x0000ff);
CheckColor(0, 1, 0, 0x00ff00);
CheckColor(0, 0, 1, 0xff0000);
CheckColor(1, 1, 1, 0xffffff);
}
void test_parse()
{
TestLogger nolog;
#define CHECK_CCOLOR_EQUAL(v,r,g,b,a) \
{ \
CStr str = v; \
CColor c; \
TS_ASSERT(c.ParseString(str, 255)); \
CColor c_(r/255.f,g/255.f,b/255.f,a/255.f); \
TS_ASSERT_EQUALS(c, c_); \
}
CHECK_CCOLOR_EQUAL("0 0 0 0", 0, 0, 0, 0);
CHECK_CCOLOR_EQUAL("255 0 255 0", 255, 0, 255, 0);
CHECK_CCOLOR_EQUAL("0 123 0 0", 0, 123, 0, 0);
CHECK_CCOLOR_EQUAL("0 0 0 55", 0, 0, 0, 55);
CHECK_CCOLOR_EQUAL("76 24 0", 76, 24, 0, 255);
CHECK_CCOLOR_EQUAL("159 98 24", 159, 98, 24, 255);
#undef CHECK_CCOLOR_EQUAL
}
void test_parse_failure()
{
TestLogger nolog;
#define CHECK_CCOLOR_FAIL(v) \
{ \
CStr str = v; \
CColor a; \
TS_ASSERT(!a.ParseString(str, 255)); \
}
CHECK_CCOLOR_FAIL("abc");
CHECK_CCOLOR_FAIL("0.123 1 2 3");
CHECK_CCOLOR_FAIL("0 0 0 0 adfasd");
CHECK_CCOLOR_FAIL("0 a0 b0 ax");
CHECK_CCOLOR_FAIL("-124dsaf");
CHECK_CCOLOR_FAIL("\0");
CHECK_CCOLOR_FAIL("1 2 xxxx");
// Not enough parameters
CHECK_CCOLOR_FAIL("");
CHECK_CCOLOR_FAIL("124");
CHECK_CCOLOR_FAIL("0 55");
// More parameters than allowed
CHECK_CCOLOR_FAIL("0 5 1 5 6");
// Out of bounds
CHECK_CCOLOR_FAIL("-1 0 0");
CHECK_CCOLOR_FAIL("256 0 0 0");
CHECK_CCOLOR_FAIL("255 256 -1 0");
#undef CHECK_CCLOLO_FAIL
}
private:
void CheckColor(int r, int g, int b, u32 expected)
{
SColor4ub colorStruct = ConvertRGBColorTo4ub(RGBColor(r,g,b));
u32 actual;
memcpy(&actual, &colorStruct, sizeof(u32));
expected |= 0xff000000; // ConvertRGBColorTo4ub sets alpha to opaque
TS_ASSERT_EQUALS(expected, actual);
}
};
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