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#include <cxxtest/TestSuite.h>
#include "common/stream.h"
class MemoryReadStreamTestSuite : public CxxTest::TestSuite {
public:
void test_seek_set() {
byte contents[] = { 'a', 'b', '\n', '\n', 'c', '\n' };
Common::MemoryReadStream ms(contents, sizeof(contents));
ms.seek(0, SEEK_SET);
TS_ASSERT_EQUALS(ms.pos(), 0);
TS_ASSERT(!ms.eos());
ms.seek(1, SEEK_SET);
TS_ASSERT_EQUALS(ms.pos(), 1);
TS_ASSERT(!ms.eos());
ms.seek(5, SEEK_SET);
TS_ASSERT_EQUALS(ms.pos(), 5);
TS_ASSERT(!ms.eos());
}
void test_seek_cur() {
byte contents[] = { 'a', 'b', '\n', '\n', 'c' };
Common::MemoryReadStream ms(contents, sizeof(contents));
ms.seek(3, SEEK_CUR);
TS_ASSERT_EQUALS(ms.pos(), 3);
TS_ASSERT(!ms.eos());
ms.seek(-1, SEEK_CUR);
TS_ASSERT_EQUALS(ms.pos(), 2);
TS_ASSERT(!ms.eos());
ms.seek(3, SEEK_CUR);
TS_ASSERT_EQUALS(ms.pos(), 5);
TS_ASSERT(!ms.eos());
ms.seek(-1, SEEK_CUR);
TS_ASSERT_EQUALS(ms.pos(), 4);
TS_ASSERT(!ms.eos());
}
void test_seek_end() {
byte contents[] = { 'a', 'b', '\n', '\n', 'c' };
Common::MemoryReadStream ms(contents, sizeof(contents));
ms.seek(0, SEEK_END);
TS_ASSERT_EQUALS(ms.pos(), 5);
TS_ASSERT(!ms.eos());
ms.seek(-1, SEEK_END);
TS_ASSERT_EQUALS(ms.pos(), 4);
TS_ASSERT(!ms.eos());
ms.seek(-5, SEEK_END);
TS_ASSERT_EQUALS(ms.pos(), 0);
TS_ASSERT(!ms.eos());
}
};
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