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Diffstat (limited to '')
-rw-r--r-- | src/jaegertracing/thrift/lib/java/test/org/apache/thrift/transport/TestTMemoryInputTransport.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/lib/java/test/org/apache/thrift/transport/TestTMemoryInputTransport.java b/src/jaegertracing/thrift/lib/java/test/org/apache/thrift/transport/TestTMemoryInputTransport.java new file mode 100644 index 000000000..273145bd2 --- /dev/null +++ b/src/jaegertracing/thrift/lib/java/test/org/apache/thrift/transport/TestTMemoryInputTransport.java @@ -0,0 +1,85 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.thrift.transport; + +import java.util.Arrays; + +import junit.framework.TestCase; + +public class TestTMemoryInputTransport extends TestCase { + public void testFresh() throws Exception { + byte[] input_buf = new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; + TMemoryInputTransport trans = new TMemoryInputTransport(input_buf); + assertEquals(0, trans.getBufferPosition()); + assertEquals(input_buf, trans.getBuffer()); + assertEquals(10, trans.getBytesRemainingInBuffer()); + + byte[] buf1 = new byte[4]; + trans.readAll(buf1, 0, 4); + assertTrue(Arrays.equals(new byte[]{1, 2, 3, 4}, buf1)); + assertEquals(4, trans.getBufferPosition()); + assertEquals(6, trans.getBytesRemainingInBuffer()); + + trans.consumeBuffer(2); + + assertEquals(6, trans.getBufferPosition()); + assertEquals(4, trans.getBytesRemainingInBuffer()); + + trans.readAll(buf1, 0, 4); + assertTrue(Arrays.equals(new byte[]{7, 8, 9, 10}, buf1)); + assertEquals(10, trans.getBufferPosition()); + assertEquals(0, trans.getBytesRemainingInBuffer()); + } + + public void testReused() throws Exception { + byte[] input_buf = new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; + TMemoryInputTransport trans = new TMemoryInputTransport(input_buf); + assertEquals(0, trans.getBufferPosition()); + assertEquals(input_buf, trans.getBuffer()); + assertEquals(10, trans.getBytesRemainingInBuffer()); + + byte[] new_buf = new byte[]{10, 9, 8}; + trans.reset(new_buf); + assertEquals(0, trans.getBufferPosition()); + assertEquals(new_buf, trans.getBuffer()); + assertEquals(3, trans.getBytesRemainingInBuffer()); + } + + public void testWithOffsetAndLength() throws Exception { + byte[] input_buf = new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; + TMemoryInputTransport trans = new TMemoryInputTransport(input_buf, 1, 3); + assertEquals(1, trans.getBufferPosition()); + assertEquals(3, trans.getBytesRemainingInBuffer()); + byte[] readBuffer = new byte[3]; + trans.readAll(readBuffer, 0, 3); + assertTrue(Arrays.equals(new byte[]{2, 3, 4}, readBuffer)); + + try { + assertEquals(0, trans.readAll(readBuffer, 0, 3)); + fail("should have thrown an exception"); + } catch (Exception e) { + // yay + } + + trans.reset(input_buf, 3, 4); + readBuffer = new byte[4]; + trans.readAll(readBuffer, 0, 4); + assertTrue(Arrays.equals(new byte[]{4, 5, 6, 7}, readBuffer)); + } +} |