@Test
public void testReadGenerationChanged() throws IOException {
BlobId blobId = BlobId.of(BUCKET_NAME, BLOB_NAME);
reader = new BlobReadChannel(options, blobId, EMPTY_RPC_OPTIONS);
byte[] firstResult = randomByteArray(DEFAULT_CHUNK_SIZE);
byte[] secondResult = randomByteArray(DEFAULT_CHUNK_SIZE);
ByteBuffer firstReadBuffer = ByteBuffer.allocate(DEFAULT_CHUNK_SIZE);
ByteBuffer secondReadBuffer = ByteBuffer.allocate(DEFAULT_CHUNK_SIZE);
expect(storageRpcMock.read(blobId.toPb(), EMPTY_RPC_OPTIONS, 0, DEFAULT_CHUNK_SIZE))
.andReturn(StorageRpc.Tuple.of("etag1", firstResult));
expect(
storageRpcMock.read(
blobId.toPb(), EMPTY_RPC_OPTIONS, DEFAULT_CHUNK_SIZE, DEFAULT_CHUNK_SIZE))
.andReturn(StorageRpc.Tuple.of("etag2", secondResult));
replay(storageRpcMock);
reader.read(firstReadBuffer);
try {
reader.read(secondReadBuffer);
fail("Expected ReadChannel read to throw StorageException");
} catch (StorageException ex) {
StringBuilder messageBuilder = new StringBuilder();
messageBuilder.append("Blob ").append(blobId).append(" was updated while reading");
assertEquals(messageBuilder.toString(), ex.getMessage());
}
}
private void executeEscapeTest(String aValue, String aExpectedVal) {
String name = "AttrName";
StorageAttribute sa = new StorageAttribute(name, aValue, StorageAttribute.INT_TYPE);
try {
assertTrue(name.equals(sa.getName()));
assertTrue(sa.getEscapedValue().equals(aExpectedVal));
} catch (StorageException se) {
assertTrue("Escape fail: " + se.getMessage() + "Val: '" + aValue + "'", false);
}
}
/**
* Test constructor with name, value and type. Getters are used to verify values.
*
* <p>1. Test with Name, Value and Type. 2. Test Name null throws StorageException 3. Test Name ""
* throws StorageException 4. Test value null. If value is not set null is returned. 5. Test value
* "". 6. Test one len arguments.
*/
public void testAttribute() {
StorageAttribute sa = new StorageAttribute("N/A", "N/A");
// 1. Test with Name, Value and Type.
try {
String name = "AttrName";
String value = "AttrValue";
sa.setAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(value.equals(sa.getValue()));
assertTrue(sa.getType() == StorageAttribute.INT_TYPE);
} catch (StorageException se) {
assertTrue("Attribute set failed: " + se.getMessage(), false);
}
// 2. Test null name
try {
String name = null;
String value = "AttrValue";
sa.setAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue("Null name does not throw exception", false);
} catch (StorageException se) {
// PASSED
}
// 3. Test empty name
try {
String name = "";
String value = "AttrValue";
sa.setAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue("Empty name does not throw exception", false);
} catch (StorageException se) {
// PASSED
}
// 4. Test null value.
try {
String name = "AttrName";
String value = null;
sa.setAttribute(name, value, StorageAttribute.NULL_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(sa.getValue() == null);
assertTrue(sa.getType() == StorageAttribute.NULL_TYPE);
} catch (StorageException se) {
assertTrue("Attribute set failed: " + se.getMessage(), false);
}
// 5. Test empty value.
try {
String name = "AttrName";
String value = "";
sa.setAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(sa.getValue() == "");
assertTrue(sa.getType() == StorageAttribute.INT_TYPE);
} catch (StorageException se) {
assertTrue("Attribute set failed: " + se.getMessage(), false);
}
// 6. Test one len arguments
try {
String name = "N";
String value = "V";
sa.setAttribute(name, value, StorageAttribute.STRING_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(value.equals(sa.getValue()));
assertTrue(sa.getType() == StorageAttribute.STRING_TYPE);
} catch (StorageException se) {
assertTrue("Attribute set failed: " + se.getMessage(), false);
}
}
/**
* Test constructor with name, value and type. 1. Test with Name, Value and Type. 2. Test Name
* null throws StorageException 3. Test Name "" throws StorageException 4. Test value null. If
* value is not set null is returned. 5. Test value "". 6. Test TYPE is set. 7. Test one len
* arguments. 8. Test not supported type throws StorageException.
*/
public void testNameValueTypeConstructor() {
StorageAttribute sa = null;
// 1. Test with Name, Value and Type.
try {
String name = "AttrName";
String value = "AttrValue";
sa = new StorageAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(value.equals(sa.getValue()));
assertTrue(sa.getType() == StorageAttribute.INT_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 2. Test null name
try {
String name = null;
String value = "AttrValue";
sa = new StorageAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue("Null name does not throw exception", false);
} catch (StorageException se) {
// PASSED
}
// 3. Test empty name
try {
String name = "";
String value = "AttrValue";
sa = new StorageAttribute(name, value, StorageAttribute.INT_TYPE);
assertTrue("Empty name does not throw exception", false);
} catch (StorageException se) {
// PASSED
}
// 4. Test null value.
try {
String name = "AttrName";
String value = null;
sa = new StorageAttribute(name, value, StorageAttribute.NULL_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(sa.getValue() == null);
assertTrue(sa.getType() == StorageAttribute.NULL_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 5. Test empty value
try {
String name = "AttrName";
String value = "";
sa = new StorageAttribute(name, value, StorageAttribute.STRING_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(sa.getValue() == "");
assertTrue(sa.getType() == StorageAttribute.STRING_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 6. and 7. Test one len arguments.
try {
String name = "A";
String value = "V";
sa = new StorageAttribute(name, value, StorageAttribute.STRING_TYPE);
assertTrue(name.equals(sa.getName()));
assertTrue(value.equals(sa.getValue()));
// Default value is set if not defined.
assertTrue(sa.getType() == StorageAttribute.STRING_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 8. Test not supported type throws StorageException.
try {
String name = NAME;
String value = "AttrValue";
sa = new StorageAttribute(name, value, 8);
assertTrue("Not defined type do not throw exp", false);
} catch (StorageException se) {
// PASSED
}
}
/**
* Test constructor with name and value. 2. Test with Name and Value. 3. Test Name null throws
* StorageException 4. Test Name "" throws StorageException 5. Test value null. It is allowed
* value. 6. Test value "". 7. Test one len name and value. 8. Test value null, type STRING is
* allowed.
*/
public void testNameValueConstructor() {
StorageAttribute sa = new StorageAttribute("N/A", "N/A");
// 2. Test with Name and Value
try {
String name = "AttrName";
String value = "AttrValue";
sa = new StorageAttribute(name, value);
assertTrue(name.equals(sa.getName()));
assertTrue(value.equals(sa.getValue()));
// Default value is set if not defined.
assertTrue(sa.getType() == StorageAttribute.STRING_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 3. Test null name
try {
String name = null;
String value = "AttrValue";
sa = new StorageAttribute(name, value);
assertTrue("Null name does not throw exception", false);
} catch (StorageException se) {
// PASSED
}
// 4. Test empty name
try {
String name = "";
String value = "AttrValue";
sa = new StorageAttribute(name, value);
assertTrue("Empty name does not throw exception", false);
} catch (StorageException se) {
// PASSED
}
// 5. Test null value.
try {
String name = "AttrName";
String value = null;
sa = new StorageAttribute(name, value);
} catch (StorageException se) {
assertTrue("SE thrown when null value: " + se.toString(), false);
} catch (Throwable t) {
assertTrue("Wrong exp thrown: " + t.toString(), false);
}
// 6. Test empty value
try {
String name = "AttrName";
String value = "";
sa = new StorageAttribute(name, value);
assertTrue(name.equals(sa.getName()));
assertTrue(sa.getValue() == "");
assertTrue(sa.getType() == StorageAttribute.STRING_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 7. Test one len arguments
try {
String name = "A";
String value = "V";
sa = new StorageAttribute(name, value);
assertTrue(name.equals(sa.getName()));
assertTrue(value.equals(sa.getValue()));
// Default value is set if not defined.
assertTrue(sa.getType() == StorageAttribute.STRING_TYPE);
} catch (StorageException se) {
assertTrue("Attribute creation failed: " + se.getMessage(), false);
}
// 8. Test value null, type STRING throws StorageException.
try {
String name = "A";
String value = null;
sa = new StorageAttribute(name, value);
} catch (StorageException se) {
assertTrue("SE thrown when null value: " + se.toString(), false);
} catch (Throwable t) {
assertTrue("Wrong exception thrown: " + t.toString(), false);
}
}
