1 /*
2  * Copyright 2015 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 
17 //#define LOG_NDEBUG 0
18 #define LOG_TAG "ServiceLog_test"
19 #include <utils/Log.h>
20 
21 #include <gtest/gtest.h>
22 
23 #include "ServiceLog.h"
24 
25 namespace android {
26 
27 class ServiceLogTest : public ::testing::Test {
28 public:
ServiceLogTest()29     ServiceLogTest() : mServiceLog(new ServiceLog(3)) {
30     }
31 
32 protected:
33     sp<ServiceLog> mServiceLog;
34 };
35 
TEST_F(ServiceLogTest,addThenToString)36 TEST_F(ServiceLogTest, addThenToString) {
37     String8 logString;
38 
39     mServiceLog->add(String8("log1"));
40     logString = mServiceLog->toString();
41     EXPECT_TRUE(logString.contains("log1"));
42     ALOGV("toString:\n%s", logString.string());
43 
44     static const char kTestLogPrefix[] = "testlogprefix: ";
45     logString = mServiceLog->toString(kTestLogPrefix);
46     EXPECT_TRUE(logString.contains(kTestLogPrefix));
47     EXPECT_TRUE(logString.contains("log1"));
48     ALOGV("toString:\n%s", logString.string());
49 
50     mServiceLog->add(String8("log2"));
51     logString = mServiceLog->toString();
52     EXPECT_TRUE(logString.contains("log1"));
53     EXPECT_TRUE(logString.contains("log2"));
54     ALOGV("toString:\n%s", logString.string());
55 
56     mServiceLog->add(String8("log3"));
57     logString = mServiceLog->toString();
58     EXPECT_TRUE(logString.contains("log1"));
59     EXPECT_TRUE(logString.contains("log2"));
60     EXPECT_TRUE(logString.contains("log3"));
61     ALOGV("toString:\n%s", logString.string());
62 
63     mServiceLog->add(String8("log4"));
64     logString = mServiceLog->toString();
65     EXPECT_FALSE(logString.contains("log1"));
66     EXPECT_TRUE(logString.contains("log2"));
67     EXPECT_TRUE(logString.contains("log3"));
68     EXPECT_TRUE(logString.contains("log4"));
69     ALOGV("toString:\n%s", logString.string());
70 
71     mServiceLog->add(String8("log5"));
72     logString = mServiceLog->toString();
73     EXPECT_FALSE(logString.contains("log1"));
74     EXPECT_FALSE(logString.contains("log2"));
75     EXPECT_TRUE(logString.contains("log3"));
76     EXPECT_TRUE(logString.contains("log4"));
77     EXPECT_TRUE(logString.contains("log5"));
78     ALOGV("toString:\n%s", logString.string());
79 }
80 
81 } // namespace android
82