janwas
aea2368300
- displaying symbol values requires stack pointer, not frame pointer - update debug_IsPointerBogus - skip-n-frames code changed to skip-all-frames-up-to-func (more reliable in the face of inlining) debug.cpp: cleanup This was SVN commit r6410.
43 lines
975 B
C++
43 lines
975 B
C++
#include "lib/self_test.h"
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#include "lib/rand.h"
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class TestRand : public CxxTest::TestSuite
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{
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public:
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// complain if huge interval or min > max
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void TestParam()
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{
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debug_SkipNextError(ERR::INVALID_PARAM);
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TS_ASSERT_EQUALS(rand(1, 0), size_t(0));
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debug_SkipNextError(ERR::INVALID_PARAM);
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TS_ASSERT_EQUALS(rand(2, ~0u), size_t(0));
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}
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// returned number must be in [min, max)
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void TestReturnedRange()
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{
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for(int i = 0; i < 100; i++)
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{
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size_t min = rand(), max = min+rand();
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size_t x = rand(min, max);
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TS_ASSERT(min <= x && x < max);
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}
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}
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// make sure both possible values are hit
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void TestTwoValues()
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{
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size_t ones = 0, twos = 0;
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for(int i = 0; i < 100; i++)
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{
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size_t x = rand(1, 3);
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// paranoia: don't use array (x might not be 1 or 2 - checked below)
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if(x == 1) ones++;
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if(x == 2) twos++;
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}
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TS_ASSERT_EQUALS(ones+twos, size_t(100));
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TS_ASSERT(ones > 10 && twos > 10);
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}
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};
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