1 files changed, 209 insertions, 0 deletions
diff --git a/harmony-tests/src/test/java/org/apache/harmony/tests/java/io/FilterInputStreamTest.java b/harmony-tests/src/test/java/org/apache/harmony/tests/java/io/FilterInputStreamTest.java
new file mode 100644
index 0000000..1e42770
--- /dev/null
+++ b/harmony-tests/src/test/java/org/apache/harmony/tests/java/io/FilterInputStreamTest.java
@@ -0,0 +1,209 @@
+/*
+ *  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.harmony.tests.java.io;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.FilterInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
+import junit.framework.TestCase;
+
+public class FilterInputStreamTest extends TestCase {
+
+    static class MyFilterInputStream extends FilterInputStream {
+        public MyFilterInputStream(InputStream is) {
+            super(is);
+        }
+    }
+
+    private String fileName;
+    private InputStream is;
+    private static final String INPUT =
+             "Test_All_Tests\n" +
+             "Test_BufferedInputStream\n" +
+             "Test_java_io_BufferedOutputStream\n" +
+             "Test_java_io_ByteArrayInputStream\n" +
+             "Test_java_io_ByteArrayOutputStream\n" +
+             "Test_java_io_DataInputStream\n" +
+             "Test_java_io_File\n" +
+             "Test_java_io_FileDescriptor\n" +
+             "Test_java_io_FileInputStream\n" +
+             "Test_java_io_FileNotFoundException\n" +
+             "Test_java_io_FileOutputStream\n" +
+             "Test_java_io_FilterInputStream\n" +
+             "Test_java_io_FilterOutputStream\n" +
+             "Test_java_io_InputStream\n" +
+             "Test_java_io_IOException\n" +
+             "Test_java_io_OutputStream\n" +
+             "Test_java_io_PrintStream\n" +
+             "Test_java_io_RandomAccessFile\n" +
+             "Test_java_io_SyncFailedException\n" +
+             "Test_java_lang_AbstractMethodError\n" +
+             "Test_java_lang_ArithmeticException\n" +
+             "Test_java_lang_ArrayIndexOutOfBoundsException\n" +
+             "Test_java_lang_ArrayStoreException\n" +
+             "Test_java_lang_Boolean\n" +
+             "Test_java_lang_Byte\n" +
+             "Test_java_lang_Character\n" +
+             "Test_All_Tests\n" +
+             "Test_BufferedInputStream\n" +
+             "Test_java_io_BufferedOutputStream\n" +
+             "Test_java_io_ByteArrayInputStream\n" +
+             "Test_java_io_ByteArrayOutputStream\n" +
+             "Test_java_io_DataInputStream\n" +
+             "Test_java_io_File\n" +
+             "Test_java_io_FileDescriptor\n" +
+             "Test_java_io_FileInputStream\n" +
+             "Test_java_io_FileNotFoundException\n" +
+             "Test_java_io_FileOutputStream\n" +
+             "Test_java_io_FilterInputStream\n" +
+             "Test_java_io_FilterOutputStream\n" +
+             "Test_java_io_InputStream\n" +
+             "Test_java_io_IOException\n" +
+             "Test_java_io_OutputStream\n" +
+             "Test_java_io_PrintStream\n" +
+             "Test_java_io_RandomAccessFile\n" +
+             "Test_java_io_SyncFailedException\n" +
+             "Test_java_lang_AbstractMethodError\n" +
+             "Test_java_lang_ArithmeticException\n" +
+             "Test_java_lang_ArrayIndexOutOfBoundsException\n" +
+             "Test_java_lang_ArrayStoreException\n" +
+             "Test_java_lang_Boolean\n" +
+             "Test_java_lang_Byte\n" +
+             "Test_java_lang_Character\n";
+
+    /**
+     * Sets up the fixture, for example, open a network connection. This method
+     * is called before a test is executed.
+     */
+    @Override
+    protected void setUp() throws IOException {
+        File temp = File.createTempFile("FilterInputStreamTest", "tst");
+        fileName = temp.getAbsolutePath();
+        OutputStream fos = new FileOutputStream(temp.getAbsolutePath());
+        fos.write(INPUT.getBytes(StandardCharsets.US_ASCII));
+        fos.close();
+        is = new MyFilterInputStream(new java.io.FileInputStream(fileName));
+    }
+
+    /**
+     * Tears down the fixture, for example, close a network connection. This
+     * method is called after a test is executed.
+     */
+    @Override
+    protected void tearDown() {
+        try {
+            is.close();
+        } catch (Exception e) {
+            // Ignored
+        }
+        new File(fileName).delete();
+    }
+
+    /**
+     * java.io.FilterInputStream#available()
+     */
+    public void test_available() throws IOException {
+        assertTrue("Returned incorrect number of available bytes", is
+                .available() == INPUT.length());
+    }
+
+    /**
+     * java.io.FilterInputStream#close()
+     */
+    public void test_close() throws IOException {
+        is.close();
+
+        try {
+            is.read();
+            fail("Able to read from closed stream");
+        } catch (java.io.IOException e) {
+            // Expected
+        }
+    }
+
+    /**
+     * java.io.FilterInputStream#mark(int)
+     */
+    public void test_markI() {
+        assertTrue("Mark not supported by parent InputStream", true);
+    }
+
+    /**
+     * java.io.FilterInputStream#markSupported()
+     */
+    public void test_markSupported() {
+        assertTrue("markSupported returned true", !is.markSupported());
+    }
+
+    /**
+     * java.io.FilterInputStream#read()
+     */
+    public void test_read() throws Exception {
+        int c = is.read();
+        assertTrue("read returned incorrect char", c == INPUT.charAt(0));
+    }
+
+    /**
+     * java.io.FilterInputStream#read(byte[])
+     */
+    public void test_read$B() throws Exception {
+        byte[] buf1 = new byte[100];
+        is.read(buf1);
+        assertTrue("Failed to read correct data", new String(buf1, 0,
+                buf1.length, "UTF-8").equals(INPUT.substring(0, 100)));
+    }
+
+    /**
+     * java.io.FilterInputStream#read(byte[], int, int)
+     */
+    public void test_read$BII() throws Exception {
+        byte[] buf1 = new byte[100];
+        is.skip(500);
+        is.mark(1000);
+        is.read(buf1, 0, buf1.length);
+        assertTrue("Failed to read correct data", new String(buf1, 0,
+                buf1.length, "UTF-8").equals(INPUT.substring(500, 600)));
+    }
+
+    /**
+     * java.io.FilterInputStream#reset()
+     */
+    public void test_reset() {
+        try {
+            is.reset();
+            fail("should throw IOException");
+        } catch (IOException e) {
+            // expected
+        }
+    }
+
+    /**
+     * java.io.FilterInputStream#skip(long)
+     */
+    public void test_skipJ() throws Exception {
+        byte[] buf1 = new byte[10];
+        is.skip(1000);
+        is.read(buf1, 0, buf1.length);
+        assertTrue("Failed to skip to correct position", new String(buf1, 0,
+                buf1.length, "UTF-8").equals(INPUT.substring(1000, 1010)));
+    }
+}