Merge "Update ImsCallTest to ensure NPE isnt hit after ImsCall#close is called." into tm-dev

import static org.junit.Assert.assertFalse;

import static org.junit.Assert.assertNotEquals;

import static org.junit.Assert.assertTrue;

import static org.junit.Assert.fail;

import static org.mockito.ArgumentMatchers.any;

import static org.mockito.Mockito.doReturn;

import static org.mockito.Mockito.mock;

        assertTrue(imsCall.wasVideoCall());

    }

    @Test

    @SmallTest

    public void testCloseImsCallRtt() throws Exception {

        ImsCallSession mockSession = mock(ImsCallSession.class);

        ImsStreamMediaProfile streamProfile = new ImsStreamMediaProfile(

                ImsStreamMediaProfile.AUDIO_QUALITY_AMR_WB,

                ImsStreamMediaProfile.DIRECTION_SEND_RECEIVE,

                ImsStreamMediaProfile.VIDEO_QUALITY_NONE,

                ImsStreamMediaProfile.DIRECTION_INACTIVE,

                // Full RTT mode

                ImsStreamMediaProfile.RTT_MODE_FULL);

        ImsCallProfile profile = new ImsCallProfile(ImsCallProfile.SERVICE_TYPE_NORMAL,

                ImsCallProfile.CALL_TYPE_VOICE, null /*extras*/, streamProfile);

        profile.mCallType = ImsCallProfile.CALL_TYPE_VOICE;

        ImsCall imsCall = new ImsCall(mContext, profile);

        imsCall.attachSession(mockSession);

        imsCall.sendRttMessage("test");

        verify(mockSession).sendRttMessage("test");

        //called by ImsPhoneCallTracker when the call is terminated

        imsCall.close();

        try {

            // Ensure RTT cases are handled gracefully.

            imsCall.sendRttMessage("test");

            imsCall.sendRttModifyRequest(true);

            imsCall.sendRttModifyResponse(true);

        } catch (Exception e) {

            fail("Unexpected exception: " + e);

        }

    }

    @Test

    @SmallTest

    public void testSetWifi() {