Closes #9805 - Add support for opening links from ACTION_MAIN Intents

This kind of Intents could get to the app following calls to `Intent
.makeMainSelectorActivity(Intent.ACTION_MAIN, Intent.CATEGORY_APP_BROWSER)`.

components/feature/intent/src/main/java/mozilla/components/feature/intent/processing/TabIntentProcessor.kt

@@ -6,6 +6,7 @@ package mozilla.components.feature.intent.processing
 
 import android.app.SearchManager
 import android.content.Intent
+import android.content.Intent.ACTION_MAIN
 import android.content.Intent.ACTION_SEND
 import android.content.Intent.ACTION_VIEW
 import android.content.Intent.ACTION_SEARCH
@@ -108,7 +109,7 @@ class TabIntentProcessor(
     override fun process(intent: Intent): Boolean {
         val safeIntent = SafeIntent(intent)
         return when (safeIntent.action) {
-            ACTION_VIEW, ACTION_NDEF_DISCOVERED -> processViewIntent(safeIntent)
+            ACTION_VIEW, ACTION_MAIN, ACTION_NDEF_DISCOVERED -> processViewIntent(safeIntent)
             ACTION_SEND -> processSendIntent(safeIntent)
             ACTION_SEARCH, ACTION_WEB_SEARCH -> processSearchIntent(safeIntent)
             else -> false

components/feature/intent/src/test/java/mozilla/components/feature/intent/processing/TabIntentProcessorTest.kt

@@ -102,6 +102,44 @@ class TabIntentProcessorTest {
         assertEquals(Source.ACTION_VIEW, session.source)
     }
 
+    @Test
+    fun `process ACTION MAIN Intent`() {
+        val engine = mock<Engine>()
+        val sessionManager = spy(SessionManager(engine))
+        val useCases = SessionUseCases(store, sessionManager)
+        val handler =
+            TabIntentProcessor(TabsUseCases(store, sessionManager), useCases.loadUrl, searchUseCases.newTabSearch)
+        val intent = mock<Intent>()
+        whenever(intent.action).thenReturn(Intent.ACTION_MAIN)
+
+        val engineSession = mock<EngineSession>()
+        whenever(intent.dataString).thenReturn("")
+        handler.process(intent)
+        verify(engineSession, never()).loadUrl("")
+
+        whenever(intent.dataString).thenReturn("http://mozilla.org")
+        handler.process(intent)
+
+        val sessionCaptor = argumentCaptor<Session>()
+        verify(sessionManager).add(sessionCaptor.capture(), eq(true), eq(null), eq(null), eq(null))
+        verify(store).dispatch(EngineAction.LoadUrlAction(
+            sessionCaptor.value.id, "http://mozilla.org", LoadUrlFlags.external())
+        )
+
+        // try to send a request to open a tab with the same url as before
+        whenever(intent.dataString).thenReturn("http://mozilla.org")
+        handler.process(intent)
+        verify(sessionManager).select(any())
+        verify(sessionManager, never()).add(anyList())
+
+        assertEquals(sessionManager.sessions.size, 1)
+
+        val session = sessionManager.all[0]
+        assertNotNull(session)
+        assertEquals("http://mozilla.org", session.url)
+        assertEquals(Source.ACTION_VIEW, session.source)
+    }
+
     @Test
     fun processNfcIntent() {
         val engine = mock<Engine>()

docs/changelog.md

@@ -12,6 +12,9 @@ permalink: /changelog/
 * [Gecko](https://github.com/mozilla-mobile/android-components/blob/master/buildSrc/src/main/java/Gecko.kt)
 * [Configuration](https://github.com/mozilla-mobile/android-components/blob/master/.config.yml)
 
+* **intent-processing**
+  * 🌟️ Added support for opening links from ACTION_MAIN Intents. This Intents could the result of `Intent.makeMainSelectorActivity(Intent.ACTION_MAIN, Intent.CATEGORY_APP_BROWSER)` calls.
+
 * **browser-toolbar**
   * 🌟️ Added `ToolbarBehaviorController` to automatically block the `BrowserToolbar` being animated by the `BrowserToolbarBehavior` while the tab is loading. This new class just has to be initialized by AC clients, similar to `ToolbarPresenter`.