1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package signature.comparator.util;
18
19import static org.junit.Assert.assertEquals;
20import static org.junit.Assert.assertNotNull;
21
22import org.junit.Before;
23
24import signature.compare.ApiComparator;
25import signature.compare.IApiComparator;
26import signature.compare.model.IApiDelta;
27import signature.compare.model.IClassDefinitionDelta;
28import signature.compare.model.IPackageDelta;
29import signature.converter.util.AbstractConvertTest;
30import signature.model.IApi;
31public abstract class AbstractComparatorTest extends AbstractConvertTest{
32
33    private IApiComparator comparator;
34
35    @Before
36    public void setupComparator() {
37        comparator = new ApiComparator();
38    }
39
40    public IApiDelta compare(IApi from, IApi to){
41        return comparator.compare(from, to);
42    }
43
44    public IPackageDelta getSinglePackageDelta(IApiDelta apiDelta){
45        assertNotNull(apiDelta);
46        assertEquals(1, apiDelta.getPackageDeltas().size());
47        return apiDelta.getPackageDeltas().iterator().next();
48    }
49
50    public IClassDefinitionDelta getSingleClassDelta(IApiDelta apiDelta){
51        IPackageDelta packageDelta = getSinglePackageDelta(apiDelta);
52        assertEquals(1, packageDelta.getClassDeltas().size());
53        return packageDelta.getClassDeltas().iterator().next();
54    }
55
56}
57