Examples with DigestInputStream java.security.DigestInputStream used on opensource projects

Example 96 with DigestInputStream

use of java.security.DigestInputStream in project robovm by robovm.

the class DigestInputStream2Test method test_ConstructorLjava_io_InputStreamLjava_security_MessageDigest.

/**
     * java.security.DigestInputStream#DigestInputStream(java.io.InputStream,
     *        java.security.MessageDigest)
     */
public void test_ConstructorLjava_io_InputStreamLjava_security_MessageDigest() {
    // Test for method java.security.DigestInputStream(java.io.InputStream,
    // java.security.MessageDigest)
    DigestInputStream dis = new DigestInputStream(inStream, digest);
    assertNotNull("Constructor returned null instance", dis);
}

Example 97 with DigestInputStream

use of java.security.DigestInputStream in project robovm by robovm.

the class DigestInputStream2Test method test_read.

/**
     * java.security.DigestInputStream#read()
     */
public void test_read() throws IOException {
    // Test for method int java.security.DigestInputStream.read()
    DigestInputStream dis = new DigestInputStream(inStream, digest);
    // read and compare the data that the inStream has
    int c;
    while ((c = dis.read()) > -1) {
        int d = inStream1.read();
        assertEquals(d, c);
    }
// end while
}

Example 98 with DigestInputStream

use of java.security.DigestInputStream in project robovm by robovm.

the class DigestInputStream2Test method test_getMessageDigest.

/**
     * java.security.DigestInputStream#getMessageDigest()
     */
public void test_getMessageDigest() {
    // Test for method java.security.MessageDigest
    // java.security.DigestInputStream.getMessageDigest()
    DigestInputStream dis = new DigestInputStream(inStream, digest);
    assertEquals("getMessageDigest returned a bogus result", digest, dis.getMessageDigest());
}

Example 99 with DigestInputStream

use of java.security.DigestInputStream in project robovm by robovm.

the class DigestInputStream2Test method test_read$BII_Exception.

/**
     * java.security.DigestInputStream#read(byte[], int, int)
     */
public void test_read$BII_Exception() throws IOException {
    DigestInputStream is = new DigestInputStream(inStream, digest);
    byte[] buf = null;
    try {
        is.read(buf, -1, 0);
        fail("Test 1: NullPointerException expected.");
    } catch (NullPointerException e) {
    // Expected.
    }
    buf = new byte[1000];
    try {
        is.read(buf, -1, 0);
        fail("Test 2: IndexOutOfBoundsException expected.");
    } catch (IndexOutOfBoundsException e) {
    // Expected.
    }
    try {
        is.read(buf, 0, -1);
        fail("Test 3: IndexOutOfBoundsException expected.");
    } catch (IndexOutOfBoundsException e) {
    // Expected.
    }
    try {
        is.read(buf, -1, -1);
        fail("Test 4: IndexOutOfBoundsException expected.");
    } catch (IndexOutOfBoundsException e) {
    // Expected.
    }
    try {
        is.read(buf, 0, 1001);
        fail("Test 5: IndexOutOfBoundsException expected.");
    } catch (IndexOutOfBoundsException e) {
    // Expected.
    }
    try {
        is.read(buf, 1001, 0);
        fail("Test 6: IndexOutOfBoundsException expected.");
    } catch (IndexOutOfBoundsException e) {
    // Expected.
    }
    try {
        is.read(buf, 500, 501);
        fail("Test 7: IndexOutOfBoundsException expected.");
    } catch (IndexOutOfBoundsException e) {
    // Expected.
    }
    is.close();
    Support_ASimpleInputStream sis = new Support_ASimpleInputStream(true);
    is = new DigestInputStream(sis, digest);
    try {
        is.read(buf, 0, 100);
        fail("Test 9: IOException expected.");
    } catch (IOException e) {
    // Expected.
    }
    sis.throwExceptionOnNextUse = false;
    is.close();
}

Example 100 with DigestInputStream

use of java.security.DigestInputStream in project robovm by robovm.

the class DigestInputStreamTest method testRead02.

/**
     * Test #2 for <code>read()</code> method<br>
     *
     * Assertion: returns -1 if EOS had been
     * reached but not read before method call<br>
     *
     * Assertion: must not update digest if EOS had been
     * reached but not read before method call<br>
     */
public final void testRead02() throws IOException {
    for (int ii = 0; ii < algorithmName.length; ii++) {
        try {
            MessageDigest md = MessageDigest.getInstance(algorithmName[ii]);
            InputStream is = new ByteArrayInputStream(myMessage);
            DigestInputStream dis = new DigestInputStream(is, md);
            for (int i = 0; i < MY_MESSAGE_LEN; i++) {
                dis.read();
            }
            // check that subsequent read() calls return -1 (eos)
            assertEquals("retval1", -1, dis.read());
            assertEquals("retval2", -1, dis.read());
            assertEquals("retval3", -1, dis.read());
            // check that 3 previous read() calls did not update digest
            assertTrue("update", Arrays.equals(dis.getMessageDigest().digest(), MDGoldenData.getDigest(algorithmName[ii])));
            return;
        } catch (NoSuchAlgorithmException e) {
        // allowed failure
        }
    }
    fail(getName() + ": no MessageDigest algorithms available - test not performed");
}