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Add test cases for SDL_RectEmpty

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ferzkopp committed Sep 16, 2011
1 parent 01a4e4e commit cc9056b6e7c83ff5b6ba1efa0c853d3bc8cc170a
Showing with 83 additions and 2 deletions.
  1. +83 −2 test/test-automation/tests/testrect/testrect.c
@@ -77,7 +77,13 @@ static const TestCaseReference test20 =
static const TestCaseReference test21 =
(TestCaseReference){ "rect_testUnionRectParam", "Negative tests against SDL_UnionRect with invalid parameters", TEST_ENABLED, 0, 0 };

/* TODO: SDL_RectEmpty */
/* SDL_RectEmpty */
static const TestCaseReference test22 =
(TestCaseReference){ "rect_testRectEmpty", "Tests SDL_RectEmpty with various inputs", TEST_ENABLED, 0, 0 };

static const TestCaseReference test23 =
(TestCaseReference){ "rect_testRectEmptyParam", "Negative tests against SDL_RectEmpty with invalid parameters", TEST_ENABLED, 0, 0 };

/* TODO: SDL_RectEquals */

/*!
@@ -88,7 +94,7 @@ static const TestCaseReference test21 =
*/
extern const TestCaseReference *testSuite[] = {
&test1, &test2, &test3, &test4, &test5, &test6, &test7, &test8, &test9, &test10, &test11, &test12, &test13, &test14,
&test15, &test16, &test17, &test18, &test19, &test20, &test21, NULL
&test15, &test16, &test17, &test18, &test19, &test20, &test21, &test22, &test23, NULL
};

TestCaseReference **QueryTestSuite() {
@@ -402,6 +408,24 @@ void _validateUnionRectResults(
expectedResult->x, expectedResult->y, expectedResult->w, expectedResult->h);
}

/*!
* \brief Private helper to check SDL_RectEmpty results
*/
void _validateRectEmptyResults(
SDL_bool empty, SDL_bool expectedEmpty,
SDL_Rect *rect, SDL_Rect *refRect)
{
AssertTrue(empty == expectedEmpty,
"Incorrect empty result: expected %s, got %s testing (%d,%d,%d,%d)\n",
(expectedEmpty == SDL_TRUE) ? "true" : "false",
(empty == SDL_TRUE) ? "true" : "false",
rect->x, rect->y, rect->w, rect->h);
AssertTrue(rect->x == refRect->x && rect->y == refRect->y && rect->w == refRect->w && rect->h == refRect->h,
"Source rectangle was modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rect->x, rect->y, rect->w, rect->h,
refRect->x, refRect->y, refRect->w, refRect->h);
}

/*!
* \brief Tests SDL_IntersectRect() with B fully inside A
*
@@ -1199,3 +1223,60 @@ int rect_testUnionRectParam(void *arg)
SDL_UnionRect((SDL_Rect *)NULL, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
AssertPass("Function did return when all parameters were NULL");
}

/*!
* \brief Tests SDL_RectEmpty() with various inputs
*
* \sa
* http://wiki.libsdl.org/moin.cgi/SDL_RectEmpty
*/
int rect_testRectEmpty(void *arg)
{
SDL_Rect refRect;
SDL_Rect rect;
SDL_bool expectedResult;
SDL_bool result;
int w, h;

// Non-empty case
refRect.x=RandomIntegerInRange(-1024, 1024);
refRect.y=RandomIntegerInRange(-1024, 1024);
refRect.w=RandomIntegerInRange(256, 1024);
refRect.h=RandomIntegerInRange(256, 1024);
expectedResult = SDL_FALSE;
rect = refRect;
result = SDL_RectEmpty((const SDL_Rect *)&rect);
_validateRectEmptyResults(result, expectedResult, &rect, &refRect);

// Empty case
for (w=-1; w<2; w++) {
for (h=-1; h<2; h++) {
if ((w != 1) || (h != 1)) {
refRect.x=RandomIntegerInRange(-1024, 1024);
refRect.y=RandomIntegerInRange(-1024, 1024);
refRect.w=w;
refRect.h=h;
expectedResult = SDL_TRUE;
rect = refRect;
result = SDL_RectEmpty((const SDL_Rect *)&rect);
_validateRectEmptyResults(result, expectedResult, &rect, &refRect);
}
}
}
}

/*!
* \brief Negative tests against SDL_RectEmpty() with invalid parameters
*
* \sa
* http://wiki.libsdl.org/moin.cgi/SDL_RectEmpty
*/
int rect_testRectEmptyParam(void *arg)
{
SDL_Rect rect;
SDL_bool result;

// invalid parameter combinations
result = SDL_RectEmpty((const SDL_Rect *)NULL);
AssertTrue(result = SDL_TRUE, "Function did not return TRUE when 1st parameter was NULL");
}

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