For #5148: Adds tests for OpenSpecificTabIntentProcessor

app/src/test/java/org/mozilla/fenix/home/intent/OpenSpecificTabIntentProcessorTest.kt

@@ -0,0 +1,103 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.home.intent
+
+import android.content.Intent
+import androidx.navigation.NavController
+import io.mockk.Called
+import io.mockk.every
+import io.mockk.mockk
+import io.mockk.verify
+import io.mockk.verifyOrder
+import mozilla.components.browser.session.Session
+import mozilla.components.browser.session.SessionManager
+import mozilla.components.feature.media.service.AbstractMediaService
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mozilla.fenix.BrowserDirection
+import org.mozilla.fenix.HomeActivity
+import org.mozilla.fenix.ext.components
+import org.mozilla.fenix.helpers.FenixRobolectricTestRunner
+
+@RunWith(FenixRobolectricTestRunner::class)
+class OpenSpecificTabIntentProcessorTest {
+    private lateinit var activity: HomeActivity
+    private lateinit var navController: NavController
+    private lateinit var out: Intent
+    private lateinit var processor: OpenSpecificTabIntentProcessor
+
+    @Before
+    fun setup() {
+        activity = mockk(relaxed = true)
+        navController = mockk(relaxed = true)
+        out = mockk()
+        processor = OpenSpecificTabIntentProcessor(activity)
+    }
+
+    @Test
+    fun `GIVEN a blank intent, WHEN it is processed, THEN nothing should happen`() {
+        assertFalse(processor.process(Intent(), navController, out))
+
+        verify { activity wasNot Called }
+        verify { navController wasNot Called }
+        verify { out wasNot Called }
+    }
+
+    @Test
+    fun `GIVEN an intent with wrong action, WHEN it is processed, THEN nothing should happen`() {
+        val intent = Intent().apply {
+            action = TEST_WRONG_ACTION
+        }
+
+        assertFalse(processor.process(intent, navController, out))
+
+        verify { activity wasNot Called }
+        verify { navController wasNot Called }
+        verify { out wasNot Called }
+    }
+
+    @Test
+    fun `GIVEN an intent with null extra string, WHEN it is processed, THEN openToBrowser should not be called`() {
+        val intent = Intent().apply {
+            action = AbstractMediaService.Companion.ACTION_SWITCH_TAB
+        }
+        every { activity.components.core.sessionManager } returns mockk(relaxed = true)
+
+        assertFalse(processor.process(intent, navController, out))
+
+        verify(exactly = 0) { activity.openToBrowser(BrowserDirection.FromGlobal) }
+        verify { navController wasNot Called }
+        verify { out wasNot Called }
+    }
+
+    @Test
+    fun `GIVEN an intent with correct action and extra string, WHEN it is processed, THEN session should be selected and openToBrowser should be called`() {
+        val intent = Intent().apply {
+            action = AbstractMediaService.Companion.ACTION_SWITCH_TAB
+            putExtra(AbstractMediaService.Companion.EXTRA_TAB_ID, TEST_SESSION_ID)
+        }
+        val sessionManager: SessionManager = mockk(relaxed = true)
+        val session: Session = mockk(relaxed = true)
+        every { activity.components.core.sessionManager } returns sessionManager
+        every { sessionManager.findSessionById(TEST_SESSION_ID) } returns session
+
+        assertTrue(processor.process(intent, navController, out))
+
+        verifyOrder {
+            sessionManager.select(session)
+            activity.openToBrowser(BrowserDirection.FromGlobal)
+        }
+        verify { navController wasNot Called }
+        verify { out wasNot Called }
+    }
+
+    companion object {
+        const val TEST_WRONG_ACTION = "test-action"
+        const val TEST_SESSION_ID = "test-session-id"
+    }
+}