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#include <cxxtest/TestSuite.h>
#include "Dice.h"
#include "MockStdlib.h"
class TestDice : public CxxTest::TestSuite
{
public:
MockStdlib *stdlib;
void setUp()
{
TS_ASSERT( stdlib = new MockStdlib );
}
void tearDown()
{
delete stdlib;
}
void test_Randomize_uses_time()
{
stdlib->nextTime = 12345;
Dice dice;
TS_ASSERT_EQUALS( stdlib->lastSeed, 12345 );
}
void test_Roll()
{
Dice dice;
stdlib->nextRand = 0;
TS_ASSERT_EQUALS( dice.roll(), 1 );
stdlib->nextRand = 2;
TS_ASSERT_EQUALS( dice.roll(), 3 );
stdlib->nextRand = 5;
TS_ASSERT_EQUALS( dice.roll(), 6 );
stdlib->nextRand = 7;
TS_ASSERT_EQUALS( dice.roll(), 2 );
}
void test_Temporary_override_of_one_mock_function()
{
Dice dice;
stdlib->nextRand = 2;
TS_ASSERT_EQUALS( dice.roll(), 3 );
class Five : public T::Base_rand { int rand() { return 5; } };
Five *five = new Five;
TS_ASSERT_EQUALS( dice.roll(), 6 );
TS_ASSERT_EQUALS( dice.roll(), 6 );
TS_ASSERT_EQUALS( dice.roll(), 6 );
delete five;
stdlib->nextRand = 1;
TS_ASSERT_EQUALS( dice.roll(), 2 );
}
};
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