Use ContextCompat.startForegroundService() to better handle intents t…

…o start FTP service

Fixes #4161.

app/src/main/java/com/amaze/filemanager/asynchronous/services/ftp/FtpReceiver.kt

@@ -24,6 +24,7 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.util.Log
+import androidx.core.content.ContextCompat
 import com.amaze.filemanager.BuildConfig.DEBUG
 import com.amaze.filemanager.asynchronous.services.ftp.FtpService.Companion.isRunning
 
@@ -42,7 +43,7 @@ class FtpReceiver : BroadcastReceiver() {
         service.putExtras(intent)
         runCatching {
             if (intent.action == FtpService.ACTION_START_FTPSERVER && !isRunning()) {
-                context.startService(service)
+                ContextCompat.startForegroundService(context, service)
             } else if (intent.action == FtpService.ACTION_STOP_FTPSERVER) {
                 context.stopService(service)
             } else {

app/src/test/java/com/amaze/filemanager/asynchronous/services/ftp/FtpReceiverTest.kt

@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2014-2023 Arpit Khurana <[email protected]>, Vishal Nehra <[email protected]>,
+ * Emmanuel Messulam<[email protected]>, Raymond Lai <airwave209gt at gmail.com> and Contributors.
+ *
+ * This file is part of Amaze File Manager.
+ *
+ * Amaze File Manager is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.amaze.filemanager.asynchronous.services.ftp
+
+import android.content.Intent
+import android.os.Build
+import android.os.Build.VERSION_CODES.KITKAT
+import android.os.Build.VERSION_CODES.N
+import android.os.Build.VERSION_CODES.O
+import android.os.Build.VERSION_CODES.P
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.amaze.filemanager.application.AppConfig
+import com.amaze.filemanager.shadows.ShadowMultiDex
+import io.mockk.Called
+import io.mockk.every
+import io.mockk.mockkObject
+import io.mockk.slot
+import io.mockk.spyk
+import io.mockk.unmockkObject
+import io.mockk.verify
+import org.junit.After
+import org.junit.Assert.assertFalse
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.annotation.Config
+
+@RunWith(AndroidJUnit4::class)
+@Config(shadows = [ShadowMultiDex::class], sdk = [KITKAT, P, Build.VERSION_CODES.R])
+@Suppress("StringLiteralDuplication")
+class FtpReceiverTest {
+    private lateinit var receiver: FtpReceiver
+
+    /**
+     * Pre-test setup.
+     */
+    @Before
+    fun setUp() {
+        mockkObject(FtpService)
+        receiver = FtpReceiver()
+    }
+
+    /**
+     * Post test teardown.
+     */
+    @After
+    fun tearDown() {
+        unmockkObject(FtpService)
+    }
+
+    /**
+     * Test when an invalid Intent is passed into the [FtpReceiver].
+     */
+    @Test
+    fun testWhenNoActionSpecified() {
+        every { FtpService.isRunning() } returns false
+        assertFalse(FtpService.isRunning())
+        receiver.onReceive(AppConfig.getInstance(), Intent())
+        assertFalse(FtpService.isRunning())
+    }
+
+    /**
+     * Test [Context.startService()] called for pre-Oreo Androids.
+     */
+    @Test
+    @Config(minSdk = KITKAT, maxSdk = N)
+    fun testStartServiceCalled() {
+        val ctx = AppConfig.getInstance()
+        val spy = spyk(ctx)
+        val capturedIntent = slot<Intent>()
+        every { spy.startService(capture(capturedIntent)) } answers { callOriginal() }
+        val intent = Intent(FtpService.ACTION_START_FTPSERVER)
+        receiver.onReceive(spy, intent)
+
+        verify {
+            spy.startService(capturedIntent.captured)
+        }
+    }
+
+    /**
+     * Test [Context.startForegroundService()] called for post-Nougat Androids.
+     */
+    @Test
+    @Config(minSdk = O)
+    fun testStartForegroundServiceCalled() {
+        val ctx = AppConfig.getInstance()
+        val spy = spyk(ctx)
+        val capturedIntent = slot<Intent>()
+        every { spy.startService(capture(capturedIntent)) } answers { callOriginal() }
+        every { spy.startForegroundService(capture(capturedIntent)) } answers { callOriginal() }
+        val intent = Intent(FtpService.ACTION_START_FTPSERVER)
+        receiver.onReceive(spy, intent)
+
+        verify {
+            spy.startService(capturedIntent.captured)?.wasNot(Called)
+            spy.startForegroundService(capturedIntent.captured)
+        }
+    }
+}