[AndroidTest]添加RxJava背压测试

app/src/androidTest/java/com/mogo/functions/test/RxJavaBackPressureTest.kt

@@ -0,0 +1,57 @@
+package com.mogo.functions.test
+
+import android.os.Debug
+import android.util.Log
+import androidx.test.core.app.ActivityScenario
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.LargeTest
+import com.mogo.eagle.core.function.main.MainLauncherActivity
+import io.reactivex.Flowable
+import io.reactivex.plugins.RxJavaPlugins
+import io.reactivex.schedulers.Schedulers
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.runBlocking
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import java.text.SimpleDateFormat
+import java.util.*
+import java.util.concurrent.TimeUnit
+import java.util.concurrent.TimeUnit.MILLISECONDS
+
+@RunWith(AndroidJUnit4::class)
+@LargeTest
+class RxJavaBackPressureTest {
+
+    lateinit var launch: ActivityScenario<MainLauncherActivity>
+
+    @Before
+    fun before() {
+        launch = ActivityScenario.launch(MainLauncherActivity::class.java)
+        RxJavaPlugins.setErrorHandler {
+            Log.e("RxJava2", it.message, it)
+        }
+    }
+
+    @Test
+    fun testIntervalBackPressure() = runBlocking(Dispatchers.Default) {
+        val subscription = Flowable.interval(50, MILLISECONDS).doOnNext {
+            Log.d("RxJava2", "-- do action --")
+        }.subscribeOn(Schedulers.computation()).observeOn(Schedulers.io()).subscribe {
+            Thread.sleep(2000)
+        }
+        repeat(10) {
+            delay(TimeUnit.SECONDS.toMillis(5))
+            try {
+                Debug.dumpHprofData(Date().toFileName())
+            } catch (t: Throwable) {
+                t.printStackTrace()
+            }
+        }
+        delay(TimeUnit.HOURS.toMillis(1))
+        subscription.dispose()
+    }
+
+    private fun Date.toFileName(): String = SimpleDateFormat("yyyyMMdd_HH_mm_ss", Locale.getDefault()).format(this) + ".hprof"
+}