/*
* Copyright (C) 2008 The Android Open Source Project
*
* 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.android.tools.layoutlib.create;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import com.android.tools.layoutlib.create.AsmAnalyzer.DependencyVisitor;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.objectweb.asm.ClassReader;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;
/**
* Unit tests for some methods of {@link AsmAnalyzer}.
*/
public class AsmAnalyzerTest {
private MockLog mLog;
private ArrayList<String> mOsJarPath;
private AsmAnalyzer mAa;
@Before
public void setUp() throws Exception {
mLog = new MockLog();
URL url = this.getClass().getClassLoader().getResource("data/mock_android.jar");
mOsJarPath = new ArrayList<String>();
mOsJarPath.add(url.getFile());
Set<String> excludeClasses = new HashSet<String>(1);
excludeClasses.add("java.lang.JavaClass");
String[] includeFiles = new String[]{"mock_android/data/data*"};
mAa = new AsmAnalyzer(mLog, mOsJarPath, null /* gen */, null /* deriveFrom */,
null /* includeGlobs */, excludeClasses, includeFiles);
}
@After
public void tearDown() throws Exception {
}
@Test
public void testParseZip() throws IOException {
Map<String, ClassReader> map = new TreeMap<String, ClassReader>();
Map<String, InputStream> filesFound = new TreeMap<String, InputStream>();
mAa.parseZip(mOsJarPath, map, filesFound);
assertArrayEquals(new String[] {
"java.lang.JavaClass",
"mock_android.dummy.InnerTest",
"mock_android.dummy.InnerTest$DerivingClass",
"mock_android.dummy.InnerTest$MyGenerics1",
"mock_android.dummy.InnerTest$MyIntEnum",
"mock_android.dummy.InnerTest$MyStaticInnerClass",
"mock_android.dummy.InnerTest$NotStaticInner1",
"mock_android.dummy.InnerTest$NotStaticInner2",
"mock_android.util.EmptyArray",
"mock_android.view.View",
"mock_android.view.ViewGroup",
"mock_android.view.ViewGroup$LayoutParams",
"mock_android.view.ViewGroup$MarginLayoutParams",
"mock_android.widget.LinearLayout",
"mock_android.widget.LinearLayout$LayoutParams",
"mock_android.widget.TableLayout",
"mock_android.widget.TableLayout$LayoutParams"
},
map.keySet().toArray());
assertArrayEquals(new String[] {"mock_android/data/dataFile"},
filesFound.keySet().toArray());
}
@Test
public void testFindClass() throws IOException, LogAbortException {
Map<String, ClassReader> zipClasses = new TreeMap<String, ClassReader>();
Map<String, InputStream> filesFound = new TreeMap<String, InputStream>();
mAa.parseZip(mOsJarPath, zipClasses, filesFound);
TreeMap<String, ClassReader> found = new TreeMap<String, ClassReader>();
ClassReader cr = mAa.findClass("mock_android.view.ViewGroup$LayoutParams",
zipClasses, found);
assertNotNull(cr);
assertEquals("mock_android/view/ViewGroup$LayoutParams", cr.getClassName());
assertArrayEquals(new String[] { "mock_android.view.ViewGroup$LayoutParams" },
found.keySet().toArray());
assertArrayEquals(new ClassReader[] { cr }, found.values().toArray());
}
@Test
public void testFindGlobs() throws IOException, LogAbortException {
Map<String, ClassReader> zipClasses = new TreeMap<String, ClassReader>();
Map<String, InputStream> filesFound = new TreeMap<String, InputStream>();
mAa.parseZip(mOsJarPath, zipClasses, filesFound);
TreeMap<String, ClassReader> found = new TreeMap<String, ClassReader>();
// this matches classes, a package match returns nothing
found.clear();
mAa.findGlobs("mock_android.view", zipClasses, found);
assertArrayEquals(new String[] { },
found.keySet().toArray());
// a complex glob search. * is a search pattern that matches names, not dots
mAa.findGlobs("mock_android.*.*Group$*Layout*", zipClasses, found);
assertArrayEquals(new String[] {
"mock_android.view.ViewGroup$LayoutParams",
"mock_android.view.ViewGroup$MarginLayoutParams"
},
found.keySet().toArray());
// a complex glob search. ** is a search pattern that matches names including dots
mAa.findGlobs("mock_android.**Group*", zipClasses, found);
assertArrayEquals(new String[] {
"mock_android.view.ViewGroup",
"mock_android.view.ViewGroup$LayoutParams",
"mock_android.view.ViewGroup$MarginLayoutParams"
},
found.keySet().toArray());
// matches a single class
found.clear();
mAa.findGlobs("mock_android.view.View", zipClasses, found);
assertArrayEquals(new String[] {
"mock_android.view.View"
},
found.keySet().toArray());
// matches everyting inside the given package but not sub-packages
found.clear();
mAa.findGlobs("mock_android.view.*", zipClasses, found);
assertArrayEquals(new String[] {
"mock_android.view.View",
"mock_android.view.ViewGroup",
"mock_android.view.ViewGroup$LayoutParams",
"mock_android.view.ViewGroup$MarginLayoutParams"
},
found.keySet().toArray());
for (String key : found.keySet()) {
ClassReader value = found.get(key);
assertNotNull("No value for " + key, value);
assertEquals(key, AsmAnalyzer.classReaderToClassName(value));
}
}
@Test
public void testFindClassesDerivingFrom() throws LogAbortException, IOException {
Map<String, ClassReader> zipClasses = new TreeMap<String, ClassReader>();
Map<String, InputStream> filesFound = new TreeMap<String, InputStream>();
mAa.parseZip(mOsJarPath, zipClasses, filesFound);
TreeMap<String, ClassReader> found = new TreeMap<String, ClassReader>();
mAa.findClassesDerivingFrom("mock_android.view.View", zipClasses, found);
assertArrayEquals(new String[] {
"mock_android.view.View",
"mock_android.view.ViewGroup",
"mock_android.widget.LinearLayout",
"mock_android.widget.TableLayout",
},
found.keySet().toArray());
for (String key : found.keySet()) {
ClassReader value = found.get(key);
assertNotNull("No value for " + key, value);
assertEquals(key, AsmAnalyzer.classReaderToClassName(value));
}
}
@Test
public void testDependencyVisitor() throws IOException, LogAbortException {
Map<String, ClassReader> zipClasses = new TreeMap<String, ClassReader>();
Map<String, InputStream> filesFound = new TreeMap<String, InputStream>();
mAa.parseZip(mOsJarPath, zipClasses, filesFound);
TreeMap<String, ClassReader> keep = new TreeMap<String, ClassReader>();
TreeMap<String, ClassReader> new_keep = new TreeMap<String, ClassReader>();
TreeMap<String, ClassReader> in_deps = new TreeMap<String, ClassReader>();
TreeMap<String, ClassReader> out_deps = new TreeMap<String, ClassReader>();
ClassReader cr = mAa.findClass("mock_android.widget.LinearLayout", zipClasses, keep);
DependencyVisitor visitor = mAa.getVisitor(zipClasses, keep, new_keep, in_deps, out_deps);
// get first level dependencies
cr.accept(visitor, 0 /* flags */);
assertArrayEquals(new String[] {
"mock_android.util.EmptyArray",
"mock_android.view.ViewGroup",
"mock_android.widget.LinearLayout$LayoutParams",
},
out_deps.keySet().toArray());
in_deps.putAll(out_deps);
out_deps.clear();
// get second level dependencies
for (ClassReader cr2 : in_deps.values()) {
cr2.accept(visitor, 0 /* flags */);
}
assertArrayEquals(new String[] {
"mock_android.view.View",
"mock_android.view.ViewGroup$LayoutParams",
"mock_android.view.ViewGroup$MarginLayoutParams",
},
out_deps.keySet().toArray());
in_deps.putAll(out_deps);
out_deps.clear();
// get third level dependencies (there are none)
for (ClassReader cr2 : in_deps.values()) {
cr2.accept(visitor, 0 /* flags */);
}
keep.putAll(new_keep);
assertArrayEquals(new String[] { }, out_deps.keySet().toArray());
assertArrayEquals(new String[] {
"mock_android.widget.LinearLayout",
}, keep.keySet().toArray());
}
}