/*
* Copyright 2007 The Closure Compiler Authors.
*
* Licensed 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 com.google.javascript.jscomp;
import com.google.javascript.jscomp.BasicErrorManager.ErrorWithLevel;
import com.google.javascript.jscomp.BasicErrorManager.LeveledJSErrorComparator;
import com.google.javascript.jscomp.CheckLevel;
import junit.framework.TestCase;
/**
* Tests {@link BasicErrorManager}.
*
*/
public class BasicErrorManagerTest extends TestCase {
private static final String NULL_SOURCE = null;
private LeveledJSErrorComparator comparator = new LeveledJSErrorComparator();
static final CheckLevel E = CheckLevel.ERROR;
private static final DiagnosticType FOO_TYPE =
DiagnosticType.error("TEST_FOO", "Foo");
private static final DiagnosticType JOO_TYPE =
DiagnosticType.error("TEST_JOO", "Joo");
public void testOrderingBothNull() throws Exception {
assertEquals(0, comparator.compare(null, null));
}
public void testOrderingSourceName1() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, -1, -1, FOO_TYPE);
JSError e2 = JSError.make("a", -1, -1, FOO_TYPE);
assertSmaller(error(e1), error(e2));
}
public void testOrderingSourceName2() throws Exception {
JSError e1 = JSError.make("a", -1, -1, FOO_TYPE);
JSError e2 = JSError.make("b", -1, -1, FOO_TYPE);
assertSmaller(error(e1), error(e2));
}
public void testOrderingLineno1() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, -1, -1, FOO_TYPE);
JSError e2 = JSError.make(NULL_SOURCE, 2, -1, FOO_TYPE);
assertSmaller(error(e1), error(e2));
}
public void testOrderingLineno2() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, 8, -1, FOO_TYPE);
JSError e2 = JSError.make(NULL_SOURCE, 56, -1, FOO_TYPE);
assertSmaller(error(e1), error(e2));
}
public void testOrderingCheckLevel() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, -1, -1, FOO_TYPE);
JSError e2 = JSError.make(NULL_SOURCE, -1, -1, FOO_TYPE);
assertSmaller(warning(e1), error(e2));
}
public void testOrderingCharno1() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, 5, -1, FOO_TYPE);
JSError e2 = JSError.make(NULL_SOURCE, 5, 2, FOO_TYPE);
assertSmaller(error(e1), error(e2));
// CheckLevel preempts charno comparison
assertSmaller(warning(e1), error(e2));
}
public void testOrderingCharno2() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, 8, 7, FOO_TYPE);
JSError e2 = JSError.make(NULL_SOURCE, 8, 5, FOO_TYPE);
assertSmaller(error(e2), error(e1));
// CheckLevel preempts charno comparison
assertSmaller(warning(e2), error(e1));
}
public void testOrderingDescription() throws Exception {
JSError e1 = JSError.make(NULL_SOURCE, -1, -1, FOO_TYPE);
JSError e2 = JSError.make(NULL_SOURCE, -1, -1, JOO_TYPE);
assertSmaller(error(e1), error(e2));
}
private ErrorWithLevel error(JSError e) {
return new ErrorWithLevel(e, CheckLevel.ERROR);
}
private ErrorWithLevel warning(JSError e) {
return new ErrorWithLevel(e, CheckLevel.WARNING);
}
private void assertSmaller(ErrorWithLevel p1, ErrorWithLevel p2) {
int p1p2 = comparator.compare(p1, p2);
assertTrue(Integer.toString(p1p2), p1p2 < 0);
int p2p1 = comparator.compare(p2, p1);
assertTrue(Integer.toString(p2p1), p2p1 > 0);
}
}