Android使用Service播放音乐

Android使用Service播放音乐

package com.example.dell.testmusicplay;

import android.content.Context;
import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;

import org.junit.Test;
import org.junit.runner.RunWith;

import static org.junit.Assert.*;

/**
 * Instrumentation test which will execute on an Android device.
 *
 * @see Testing documentation
 */
@RunWith（AndroidJUnit4.class）
public class ExampleInstrumentedTest {
    @Test
    public void useAppContext（） throws Exception {
        // Context of the app under test.
        Context appContext = InstrumentationRegistry.getTargetContext（）;

        assertEquals（“com.example.dell.testmusicplay“ appContext.getPackageName（））;
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        127  2017-08-11 14:57  TestMusicPlay\.gitignore

     文件         31  2017-08-11 14:57  TestMusicPlay\.gradle\2.14.1\taskArtifacts\cache.properties

     文件         17  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\taskArtifacts\cache.properties.lock

     文件     148976  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\taskArtifacts\fileHashes.bin

     文件    1134750  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\taskArtifacts\fileSnapshots.bin

     文件      25454  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\taskArtifacts\fileSnapshotsToTreeSnapshotsIndex.bin

     文件      86366  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\taskArtifacts\taskArtifacts.bin

     文件      24422  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\tasks\_app_compileDebugJavaWithJavac\localClassSetAnalysis\localClassSetAnalysis.bin

     文件         17  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\tasks\_app_compileDebugJavaWithJavac\localClassSetAnalysis\localClassSetAnalysis.lock

     文件      19979  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\tasks\_app_compileDebugJavaWithJavac\localJarClasspathSnapshot\localJarClasspathSnapshot.bin

     文件         17  2017-08-11 15:19  TestMusicPlay\.gradle\2.14.1\tasks\_app_compileDebugJavaWithJavac\localJarClasspathSnapshot\localJarClasspathSnapshot.lock

     文件        686  2017-08-11 14:57  TestMusicPlay\.idea\compiler.xml

     文件         76  2017-08-11 14:57  TestMusicPlay\.idea\copyright\profiles_settings.xml

     文件        626  2017-08-11 14:57  TestMusicPlay\.idea\gradle.xml

     文件        645  2017-08-11 14:59  TestMusicPlay\.idea\libraries\animated_vector_drawable_25_3_1.xml

     文件        585  2017-08-11 14:59  TestMusicPlay\.idea\libraries\appcompat_v7_25_3_1.xml

     文件        627  2017-08-11 14:59  TestMusicPlay\.idea\libraries\espresso_core_2_2_2.xml

     文件        682  2017-08-11 14:59  TestMusicPlay\.idea\libraries\espresso_idling_resource_2_2_2.xml

     文件        700  2017-08-11 14:59  TestMusicPlay\.idea\libraries\exposed_instrumentation_api_publish_0_5.xml

     文件        526  2017-08-11 14:59  TestMusicPlay\.idea\libraries\hamcrest_core_1_3.xml

     文件        354  2017-08-11 14:59  TestMusicPlay\.idea\libraries\hamcrest_integration_1_3.xml

     文件        342  2017-08-11 14:59  TestMusicPlay\.idea\libraries\hamcrest_library_1_3.xml

     文件        330  2017-08-11 14:59  TestMusicPlay\.idea\libraries\javawriter_2_1_1.xml

     文件        358  2017-08-11 14:59  TestMusicPlay\.idea\libraries\javax_annotation_api_1_2.xml

     文件        324  2017-08-11 14:59  TestMusicPlay\.idea\libraries\javax_inject_1.xml

     文件        330  2017-08-11 14:59  TestMusicPlay\.idea\libraries\jsr305_2_0_1.xml

     文件        477  2017-08-11 14:59  TestMusicPlay\.idea\libraries\junit_4_12.xml

     文件        550  2017-08-11 14:59  TestMusicPlay\.idea\libraries\rules_0_5.xml

     文件        555  2017-08-11 14:59  TestMusicPlay\.idea\libraries\runner_0_5.xml

     文件        495  2017-08-11 14:59  TestMusicPlay\.idea\libraries\support_annotations_25_3_1.xml

............此处省略87个文件信息