Android各种样式通知栏

package com.example.notificationsample;

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.*;

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

        assertEquals（“com.example.notificationsample“ appContext.getPackageName（））;
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-07-29 10:46  NotificationSample
     文件         147  2018-07-27 14:43  NotificationSample.gitignore
     目录           0  2018-07-28 14:02  NotificationSample.gradle
     目录           0  2018-07-28 14:02  NotificationSample.gradle3.3
     目录           0  2018-07-28 14:02  NotificationSample.gradle3.3 askArtifacts
     文件      806358  2018-07-28 16:31  NotificationSample.gradle3.3 askArtifactsfileHashes.bin
     文件    10036974  2018-07-28 16:31  NotificationSample.gradle3.3 askArtifactsfileSnapshots.bin
     文件      643114  2018-07-28 16:31  NotificationSample.gradle3.3 askArtifacts askArtifacts.bin
     文件          17  2018-07-28 16:31  NotificationSample.gradle3.3 askArtifacts askArtifacts.lock
     目录           0  2018-07-28 14:02  NotificationSample.gradle3.3 asks
     目录           0  2018-07-28 14:02  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavac
     目录           0  2018-07-28 14:02  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavaclocalClassSetAnalysis
     文件      304174  2018-07-28 16:31  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavaclocalClassSetAnalysislocalClassSetAnalysis.bin
     文件          17  2018-07-28 16:31  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavaclocalClassSetAnalysislocalClassSetAnalysis.lock
     目录           0  2018-07-28 14:02  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavaclocalJarClasspathSnapshot
     文件       20163  2018-07-28 16:31  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavaclocalJarClasspathSnapshotlocalJarClasspathSnapshot.bin
     文件          17  2018-07-28 16:31  NotificationSample.gradle3.3 asks\_app_compileDebugJavaWithJavaclocalJarClasspathSnapshotlocalJarClasspathSnapshot.lock
     目录           0  2018-07-27 15:44  NotificationSample.gradle4.4
     目录           0  2018-07-28 16:39  NotificationSample.gradle4.4fileChanges
     文件           1  2018-07-30 22:14  NotificationSample.gradle4.4fileChangeslast-build.bin
     目录           0  2018-07-28 16:51  NotificationSample.gradle4.4fileContent
     文件       19001  2018-07-28 18:35  NotificationSample.gradle4.4fileContentannotation-processors.bin
     文件          17  2018-07-30 22:14  NotificationSample.gradle4.4fileContentfileContent.lock
     目录           0  2018-07-28 16:39  NotificationSample.gradle4.4fileHashes
     文件     1031785  2018-07-30 22:14  NotificationSample.gradle4.4fileHashesfileHashes.bin
     文件          17  2018-07-30 22:14  NotificationSample.gradle4.4fileHashesfileHashes.lock
     文件       29615  2018-07-28 18:35  NotificationSample.gradle4.4fileHashes
esourceHashesCache.bin
     目录           0  2018-07-28 16:39  NotificationSample.gradle4.4javaCompile
     文件     3896110  2018-07-30 22:14  NotificationSample.gradle4.4javaCompileclassAnalysis.bin
     文件     1841660  2018-07-28 16:52  NotificationSample.gradle4.4javaCompilejarAnalysis.bin
     文件          17  2018-07-30 22:14  NotificationSample.gradle4.4javaCompilejavaCompile.lock
............此处省略313个文件信息