1/*
2 * Copyright (C) 2006 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 android.test;
18
19import android.util.Log;
20import junit.framework.Test;
21import junit.framework.TestListener;
22
23import java.util.HashSet;
24import java.util.List;
25import java.util.Set;
26
27/**
28 * Prints the test progress to stdout. Android includes a default
29 * implementation and calls these methods to print out test progress; you
30 * probably will not need to create or extend this class or call its methods manually.
31 * See the full {@link android.test} package description for information about
32 * getting test results.
33 *
34 * {@hide} Not needed for 1.0 SDK.
35 */
36public class TestPrinter implements TestRunner.Listener, TestListener {
37
38    private String mTag;
39    private boolean mOnlyFailures;
40    private Set<String> mFailedTests = new HashSet<String>();
41
42
43    public TestPrinter(String tag, boolean onlyFailures) {
44        mTag = tag;
45        mOnlyFailures = onlyFailures;
46    }
47
48    public void started(String className) {
49        if (!mOnlyFailures) {
50            Log.i(mTag, "started: " + className);
51        }
52    }
53
54    public void finished(String className) {
55        if (!mOnlyFailures) {
56            Log.i(mTag, "finished: " + className);
57        }
58    }
59
60    public void performance(String className,
61            long itemTimeNS, int iterations,
62            List<TestRunner.IntermediateTime> intermediates) {
63        Log.i(mTag, "perf: " + className + " = " + itemTimeNS + "ns/op (done "
64                + iterations + " times)");
65        if (intermediates != null && intermediates.size() > 0) {
66            int N = intermediates.size();
67            for (int i = 0; i < N; i++) {
68                TestRunner.IntermediateTime time = intermediates.get(i);
69                Log.i(mTag, "  intermediate: " + time.name + " = "
70                        + time.timeInNS + "ns");
71            }
72        }
73    }
74
75    public void passed(String className) {
76        if (!mOnlyFailures) {
77            Log.i(mTag, "passed: " + className);
78        }
79    }
80
81    public void failed(String className, Throwable exception) {
82        Log.i(mTag, "failed: " + className);
83        Log.i(mTag, "----- begin exception -----");
84        Log.i(mTag, "", exception);
85        Log.i(mTag, "----- end exception -----");
86    }
87
88    private void failed(Test test, Throwable t) {
89        mFailedTests.add(test.toString());
90        failed(test.toString(), t);
91    }
92
93    public void addError(Test test, Throwable t) {
94        failed(test, t);
95    }
96
97    public void addFailure(Test test, junit.framework.AssertionFailedError t) {
98        failed(test, t);
99    }
100
101    public void endTest(Test test) {
102        finished(test.toString());
103        if (!mFailedTests.contains(test.toString())) {
104            passed(test.toString());
105        }
106        mFailedTests.remove(test.toString());
107    }
108
109    public void startTest(Test test) {
110        started(test.toString());
111    }
112}
113