Added two new classes, BufferedReadStream & BufferedSeekableReadStream, as proposed on scummvm-devel

svn-id: r33419

1 files changed, 27 insertions, 0 deletions

diff --git a/test/common/bufferedreadstream.h b/test/common/bufferedreadstream.h
new file mode 100644
index 0000000000..7733949d9a
--- /dev/null
+++ b/test/common/bufferedreadstream.h
@@ -0,0 +1,27 @@
+#include <cxxtest/TestSuite.h>
+
+#include "common/stream.h"
+
+class BufferedReadStreamTestSuite : public CxxTest::TestSuite {
+	public:
+	void test_traverse(void) {
+		byte contents[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+		Common::MemoryReadStream ms(contents, 10);
+
+		// Use a buffer size of 4 -- note that 10 % 4 != 0,
+		// so we test what happens if the cache can't be completly
+		// refilled.
+		Common::BufferedReadStream srs(&ms, 4);
+
+		int i;
+		byte b;
+		for (i = 0; i < 10; ++i) {
+			TS_ASSERT( !srs.eos() );
+
+			b = srs.readByte();
+			TS_ASSERT_EQUALS( i, b );
+		}
+
+		TS_ASSERT( srs.eos() );
+	}
+};