Update DataUsageSummary to include carrier provided information.

This CL augments the existing data usage display with carrier provided
information about data usage and plans when available from the new
frameworks API.

Test: manual
Test: make RunSettingsRoboTests
Bug: 70950124

Change-Id: Idde1ff786e8c5dbc04e58ffbcc0fd18789682699

tests/robotests/src/com/android/settings/datausage/DataUsageSummaryPreferenceTest.java

@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.settings.datausage;
+
+import android.content.Context;
+import android.content.Intent;
+import android.support.v7.preference.PreferenceViewHolder;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.android.settings.R;
+import com.android.settings.TestConfig;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+import com.android.settings.testutils.shadow.SettingsShadowResourcesImpl;
+import com.android.settingslib.utils.StringUtil;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.spy;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION, shadows =
+        SettingsShadowResourcesImpl.class)
+public class DataUsageSummaryPreferenceTest {
+    private static final long CYCLE_DURATION_MILLIS = 1000000000L;
+    private static final long UPDATE_LAG_MILLIS = 10000000L;
+    private static final String DUMMY_CARRIER = "z-mobile";
+
+    private Context mContext;
+    private PreferenceViewHolder mHolder;
+    private DataUsageSummaryPreference mSummaryPreference;
+    private TextView mUsageTitle;
+    private TextView mCycleTime;
+    private TextView mCarrierInfo;
+    private TextView mDataLimits;
+    private Button mLaunchButton;
+
+    private long mCycleEnd;
+    private long mUpdateTime;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
+        mSummaryPreference = new DataUsageSummaryPreference(mContext, null /* attrs */);
+        LayoutInflater inflater = LayoutInflater.from(mContext);
+        View view = inflater.inflate(mSummaryPreference.getLayoutResource(), null /* root */,
+                false /* attachToRoot */);
+
+        mHolder = PreferenceViewHolder.createInstanceForTests(view);
+
+        final long now = System.currentTimeMillis();
+        mCycleEnd = now + CYCLE_DURATION_MILLIS;
+        mUpdateTime = now - UPDATE_LAG_MILLIS;
+    }
+
+    @Test
+    public void testSetUsageInfo_withLaunchIntent_launchButtonShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 0 /* numPlans */,
+                new Intent());
+
+        bindViewHolder();
+        assertThat(mLaunchButton.getVisibility()).isEqualTo(View.VISIBLE);
+    }
+
+    @Test
+    public void testSetUsageInfo_withoutLaunchIntent_launchButtonNotShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 0 /* numPlans */,
+                null /* launchIntent */);
+
+        bindViewHolder();
+        assertThat(mLaunchButton.getVisibility()).isEqualTo(View.GONE);
+    }
+
+    @Test
+    public void testSetUsageInfo_withDataPlans_carrierInfoShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 1 /* numPlans */,
+                new Intent());
+
+        bindViewHolder();
+        assertThat(mCarrierInfo.getVisibility()).isEqualTo(View.VISIBLE);
+    }
+
+    @Test
+    public void testSetUsageInfo_withNoDataPlans_carrierInfoNotShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 0 /* numPlans */,
+                new Intent());
+
+        bindViewHolder();
+        assertThat(mCarrierInfo.getVisibility()).isEqualTo(View.GONE);
+    }
+
+    @Test
+    public void testSetUsageInfo_withNoDataPlans_usageTitleNotShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 0 /* numPlans */,
+                new Intent());
+
+        bindViewHolder();
+        assertThat(mUsageTitle.getVisibility()).isEqualTo(View.GONE);
+    }
+
+    @Test
+    public void testSetUsageInfo_withMultipleDataPlans_usageTitleShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 2 /* numPlans */,
+                new Intent());
+
+        bindViewHolder();
+        assertThat(mUsageTitle.getVisibility()).isEqualTo(View.VISIBLE);
+    }
+
+    @Test
+    public void testSetUsageInfo_cycleRemainingTimeShown() {
+        mSummaryPreference.setUsageInfo(mCycleEnd, mUpdateTime, DUMMY_CARRIER, 0 /* numPlans */,
+                new Intent());
+        String cyclePrefix = StringUtil.formatElapsedTime(mContext, CYCLE_DURATION_MILLIS,
+                false /* withSeconds */).toString();
+        String text = mContext.getString(R.string.cycle_left_time_text, cyclePrefix);
+
+        bindViewHolder();
+        assertThat(mCycleTime.getVisibility()).isEqualTo(View.VISIBLE);
+        assertThat(mCycleTime.getText()).isEqualTo(text);
+    }
+
+    @Test
+    public void testSetLimitInfo_withLimitInfo_dataLimitsShown() {
+        final String limitText = "test limit text";
+        mSummaryPreference.setLimitInfo(limitText);
+
+        bindViewHolder();
+        assertThat(mDataLimits.getVisibility()).isEqualTo(View.VISIBLE);
+        assertThat(mDataLimits.getText()).isEqualTo(limitText);
+    }
+
+    @Test
+    public void testSetLimitInfo_withNullLimitInfo_dataLimitsNotShown() {
+        mSummaryPreference.setLimitInfo(null);
+
+        bindViewHolder();
+        assertThat(mDataLimits.getVisibility()).isEqualTo(View.GONE);
+    }
+
+    private void bindViewHolder() {
+        mSummaryPreference.onBindViewHolder(mHolder);
+        mUsageTitle = (TextView) mHolder.findViewById(R.id.usage_title);
+        mCycleTime = (TextView) mHolder.findViewById(R.id.cycle_left_time);
+        mCarrierInfo = (TextView) mHolder.findViewById(R.id.carrier_and_update);
+        mDataLimits = (TextView) mHolder.findViewById(R.id.data_limits);
+        mLaunchButton = (Button) mHolder.findViewById(R.id.launch_mdp_app_button);
+    }
+}