Add CTS for get/setCallComposerStatus API.

Test: cts
Bug: 173437870
Change-Id: I714c0b9248674597357031af3a3af3c52b0cbdc2
diff --git a/tests/tests/telephony/current/src/android/telephony/cts/TelephonyManagerTest.java b/tests/tests/telephony/current/src/android/telephony/cts/TelephonyManagerTest.java
index d43837f..2cd3bbb 100644
--- a/tests/tests/telephony/current/src/android/telephony/cts/TelephonyManagerTest.java
+++ b/tests/tests/telephony/current/src/android/telephony/cts/TelephonyManagerTest.java
@@ -2176,6 +2176,45 @@
     }
 
     /**
+     * Tests TelephonyManager.setCallComposerStatus and TelephonyManager.getCallComposerStatus.
+     */
+    @Test
+    public void testSetGetCallComposerStatus() {
+        if (!mPackageManager.hasSystemFeature(PackageManager.FEATURE_TELEPHONY)) {
+            return;
+        }
+
+        boolean hasImsFeature = mPackageManager.hasSystemFeature(
+                PackageManager.FEATURE_TELEPHONY_IMS);
+
+        if (hasImsFeature) {
+            ShellIdentityUtils.invokeMethodWithShellPermissionsNoReturn(mTelephonyManager,
+                    tm -> tm.setCallComposerStatus(TelephonyManager.CALL_COMPOSER_STATUS_OFF));
+            int status = ShellIdentityUtils.invokeMethodWithShellPermissions(mTelephonyManager,
+                    tm -> tm.getCallComposerStatus());
+            assertThat(status).isEqualTo(TelephonyManager.CALL_COMPOSER_STATUS_OFF);
+
+            ShellIdentityUtils.invokeMethodWithShellPermissionsNoReturn(mTelephonyManager,
+                    tm -> tm.setCallComposerStatus(TelephonyManager.CALL_COMPOSER_STATUS_ON));
+            status = ShellIdentityUtils.invokeMethodWithShellPermissions(mTelephonyManager,
+                    tm -> tm.getCallComposerStatus());
+            assertThat(status).isEqualTo(TelephonyManager.CALL_COMPOSER_STATUS_ON);
+        } else {
+            ShellIdentityUtils.invokeMethodWithShellPermissionsNoReturn(mTelephonyManager,
+                    tm -> tm.setCallComposerStatus(TelephonyManager.CALL_COMPOSER_STATUS_OFF));
+            int status = ShellIdentityUtils.invokeMethodWithShellPermissions(mTelephonyManager,
+                    tm -> tm.getCallComposerStatus());
+            assertThat(status).isEqualTo(TelephonyManager.CALL_COMPOSER_STATUS_OFF);
+
+            ShellIdentityUtils.invokeMethodWithShellPermissionsNoReturn(mTelephonyManager,
+                    tm -> tm.setCallComposerStatus(TelephonyManager.CALL_COMPOSER_STATUS_ON));
+            status = ShellIdentityUtils.invokeMethodWithShellPermissions(mTelephonyManager,
+                    tm -> tm.getCallComposerStatus());
+            assertThat(status).isEqualTo(TelephonyManager.CALL_COMPOSER_STATUS_OFF);
+        }
+    }
+
+    /**
      * Tests {@link TelephonyManager#getSupportedRadioAccessFamily()}
      */
     @Test