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/*
Derby - Class org.apache.derbyTesting.unitTests.lang.T_Like
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.derbyTesting.unitTests.lang;
import org.apache.derbyTesting.unitTests.harness.T_Generic;
import org.apache.derbyTesting.unitTests.harness.T_Fail;
import org.apache.derby.iapi.types.*;
import org.apache.derby.iapi.services.monitor.Monitor;
import org.apache.derby.iapi.reference.Property;
import org.apache.derby.iapi.sql.execute.ExecutionFactory;
import org.apache.derby.iapi.error.StandardException;
import java.util.Properties;
/**
@see Like
*/
public class T_Like extends T_Generic
{
private static final String testService = "likeTest";
boolean didFAIL;
/*
** Methods required by T_Generic
*/
public String getModuleToTestProtocolName() {
// actually, we're just testing LIKE; but it is reached through
// the ExecutionFactory MODULE, and this wants a MODULE, so...
return ExecutionFactory.MODULE;
}
/**
@exception T_Fail test failed.
*/
protected void runTests() throws T_Fail
{
ExecutionFactory f = null;
boolean pass = false;
didFAIL = false;
out.println(testService+" underway");
// don't automatic boot this service if it gets left around
if (startParams == null) {
startParams = new Properties();
}
startParams.put(Property.NO_AUTO_BOOT, Boolean.TRUE.toString());
REPORT("(unitTestMain) Testing " + testService);
// REMIND: add tests here
try {
tests();
} catch (StandardException e) {
FAIL("exception:"+e);
}
if (didFAIL) throw T_Fail.testFailMsg("see log for details");
out.println(testService+" complete");
}
// testing support:
private void expect(String desc, Boolean test, Boolean result) {
boolean pass =
( (test == null && result == null) ||
(test != null && result != null && test.equals(result)) );
if (pass)
PASS("TEST ["+desc+"] == result["+result+"] ");
else
FAIL("TEST ["+desc+"] != result["+result+"] ");
}
// testing mechanism:
private void tests() throws StandardException {
boolean gotLE = false;
Boolean t = null;
char[] caNull = null;
char[] caHello = "hello".toCharArray();
String msg=null;
String desc=null;
REPORT("testing null combinations...");
try {
expect("null like null escape null", Like.like(caNull, 0, caNull, 0, caNull, 0, null), null);
expect("null like 'hello' escape null", Like.like(caNull, 0, caHello, caHello.length, caNull, 0, null), null);
expect("'hello' like null escape null", Like.like(caHello, caHello.length, caNull, 0, caNull, 0, null), null);
expect("null like null escape '\\'", Like.like(caNull, 0, caNull, 0, "\\".toCharArray(), "\\".toCharArray().length, null), null);
// gets back a null before it evaluates the escape
expect("null like null escape 'hello'", Like.like(caNull, 0, caNull, 0, caHello, caHello.length, null), null);
// gets back a null before it evaluates the pattern
expect("null like 'hello\\' escape '\\'", Like.like(caNull, 0, "hello\\".toCharArray(), "hello\\".toCharArray().length, "\\".toCharArray(), "\\".toCharArray().length, null), null);
} catch(StandardException leOuter1) {
leOuter1.printStackTrace();
FAIL("unexpected exception");
}
REPORT("testing valid match cases...");
try {
expect("'hello' like 'hello' escape null", Like.like(caHello, caHello.length, caHello, caHello.length, caNull, 0, null), Boolean.TRUE);
expect("'hello' like 'h_llo' escape null", Like.like(caHello, caHello.length, "h_llo".toCharArray(), "h_llo".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'hello' like '_ello' escape null", Like.like(caHello, caHello.length, "_ello".toCharArray(), "_ello".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'hello' like 'hell_' escape null", Like.like(caHello, caHello.length, "hell_".toCharArray(), "hell_".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'hello' like '_____' escape null", Like.like(caHello, caHello.length, "_____".toCharArray(), "_____".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'hello' like 'h___e' escape null", Like.like(caHello, caHello.length, "h___o".toCharArray(), "h___o".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'h' like 'h' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "h".toCharArray(), "h".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'h' like '_' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "_".toCharArray(), "_".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'h' like '%' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "%".toCharArray(), "%".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'h' like '_%' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "_%".toCharArray(), "_%".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'h' like '%_' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "%_".toCharArray(), "%_".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'h' like '%' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "%".toCharArray(), "%".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'' like '%' escape null", Like.like("".toCharArray(), "".toCharArray().length, "%".toCharArray(), "%".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'' like '%%' escape null", Like.like("".toCharArray(), "".toCharArray().length, "%%".toCharArray(), "%%".toCharArray().length, caNull, 0, null), Boolean.TRUE);
expect("'' like '%%%' escape null", Like.like("".toCharArray(), "".toCharArray().length, "%%%".toCharArray(), "%%%".toCharArray().length, caNull, 0, null), Boolean.TRUE);
} catch(StandardException leOuter2) {
leOuter2.printStackTrace();
FAIL("unexpected exception");
}
REPORT("testing valid nonmatch cases...");
try {
expect("'hello' like 'hello ' escape null", Like.like(caHello, caHello.length, "hello ".toCharArray(), "hello ".toCharArray().length, caNull, 0, null), Boolean.FALSE);
expect("'hello ' like 'hello' escape null", Like.like("hello ".toCharArray(), "hello ".toCharArray().length, caHello, caHello.length, caNull, 0, null), Boolean.FALSE);
expect("'hello' like 'hellox' escape null", Like.like(caHello, caHello.length, "hellox".toCharArray(), "hellox".toCharArray().length, caNull, 0, null), Boolean.FALSE);
expect("'hellox' like 'hello' escape null", Like.like("hellox".toCharArray(), "hellox".toCharArray().length, caHello, caHello.length, caNull, 0, null), Boolean.FALSE);
expect("'xhellox' like 'hello' escape null", Like.like("xhellox".toCharArray(), "xhellox".toCharArray().length, caHello, caHello.length, caNull, 0, null), Boolean.FALSE);
expect("'hello' like 'xhellox' escape null", Like.like(caHello, caHello.length, "xhellox".toCharArray(), "xhellox".toCharArray().length, null, 0, null), Boolean.FALSE);
expect("'hello' like 'h___' escape null", Like.like(caHello, caHello.length, "h___".toCharArray(), "h___".toCharArray().length, caNull, 0, null), Boolean.FALSE);
expect("'h' like '_%_' escape null", Like.like("h".toCharArray(), "h".toCharArray().length, "_%_".toCharArray(), "_%_".toCharArray().length, caNull, 0, null), Boolean.FALSE);
expect("'' like '_' escape null", Like.like("".toCharArray(), "".toCharArray().length, "_".toCharArray(), "_".toCharArray().length, caNull, 0, null), Boolean.FALSE);
} catch(StandardException leOuter3) {
leOuter3.printStackTrace();
FAIL("unexpected exception");
}
REPORT("testing error cases...");
try {
msg = null;
gotLE=false;
desc="null like null escape 'hello'";
t=Like.like(caHello, caHello.length, caHello, caHello.length, caHello, caHello.length, null);
} catch (StandardException le) {
gotLE=true;
msg = le.getMessage();
} finally {
if (gotLE)
PASS("TEST ["+desc+"] got exception "+msg);
else
FAIL("TEST ["+desc+"] didn't get exception");
}
try {
msg = null;
gotLE=false;
desc="'hello' like 'hhh' escape 'h'";
t=Like.like(caHello, caHello.length, "hhh".toCharArray(), "hhh".toCharArray().length, "h".toCharArray(), "h".toCharArray().length, null);
} catch (StandardException le) {
gotLE=true;
msg = le.getMessage();
} finally {
if (gotLE)
PASS("TEST ["+desc+"] got exception "+msg);
else
FAIL("TEST ["+desc+"] didn't get exception");
}
try {
msg = null;
gotLE=false;
desc="'hello' like 'he%' escape 'h'";
t=Like.like(caHello, caHello.length, "he%".toCharArray(), "he%".toCharArray().length, "h".toCharArray(), "h".toCharArray().length, null);
} catch (StandardException le) {
gotLE=true;
msg = le.getMessage();
} finally {
if (gotLE)
PASS("TEST ["+desc+"] got exception "+msg);
else
FAIL("TEST ["+desc+"] didn't get exception");
}
}
/*
override to mark the test as failed when dumping the message.
*/
protected boolean FAIL(String msg) {
super.FAIL(msg);
return didFAIL = true;
}
}
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