Merge "Add apn data structure" (83afd8a9) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/ApnEditor.java

+86 −1

Original line number	Diff line number	Diff line
		@@ -47,12 +47,12 @@ import android.view.MenuItem;
		import android.view.View;
		import android.view.View.OnKeyListener;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
		import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
		import com.android.internal.telephony.PhoneConstants;
		import com.android.internal.util.ArrayUtils;

		import java.util.ArrayList;
		import java.util.Arrays;
		import java.util.HashSet;
		import java.util.List;
		@@ -61,6 +61,9 @@ import java.util.Set;
		import static android.app.Activity.RESULT_OK;
		import static android.content.Context.TELEPHONY_SERVICE;

		/**
		* TODO: After loading all changes, please move this to network package.
		*/
		public class ApnEditor extends SettingsPreferenceFragment
		implements OnPreferenceChangeListener, OnKeyListener {

		@@ -1188,4 +1191,86 @@ public class ApnEditor extends SettingsPreferenceFragment
		}
		}

		public static class InvalidTypeException extends RuntimeException {
		InvalidTypeException(String msg) {
		super(msg);
		}
		}

		@VisibleForTesting
		static class ApnData {
		/**
		* The uri correspond to a database row of the apn data. This should be null if the apn
		* is not in the database.
		*/
		Uri mUri;

		/** Each element correspond to a column of the database row. */
		Object[] mData;

		ApnData(int numberOfField) {
		mData = new Object[numberOfField];
		}

		ApnData(Uri uri, Cursor cursor) {
		mUri = uri;
		mData = new Object[cursor.getColumnCount()];
		for (int i = 0; i < mData.length; i++) {
		switch (cursor.getType(i)) {
		case Cursor.FIELD_TYPE_FLOAT:
		mData[i] = cursor.getFloat(i);
		break;
		case Cursor.FIELD_TYPE_INTEGER:
		mData[i] = cursor.getInt(i);
		break;
		case Cursor.FIELD_TYPE_STRING:
		mData[i] = cursor.getString(i);
		break;
		case Cursor.FIELD_TYPE_BLOB:
		mData[i] = cursor.getBlob(i);
		break;
		default:
		mData[i] = null;
		}
		}
		}

		Uri getUri() {
		return mUri;
		}

		void setUri(Uri uri) {
		mUri = uri;
		}

		Integer getInteger(int index) throws InvalidTypeException {
		if (!isValidTypeOrNull(mData[index], Integer.class)) {
		throwInvalidTypeException(Integer.class, mData[index].getClass());
		}
		return (Integer) mData[index];
		}

		Integer getInteger(int index, Integer defaultValue) throws InvalidTypeException {
		Integer val = getInteger(index);
		return val == null ? defaultValue : val;
		}

		String getString(int index) throws InvalidTypeException {
		if (!isValidTypeOrNull(mData[index], String.class)) {
		throwInvalidTypeException(String.class, mData[index].getClass());
		}
		return (String) mData[index];
		}

		private boolean isValidTypeOrNull(Object obj, Class expectedClass) {
		return obj == null \|\| expectedClass.isInstance(obj);
		}

		private void throwInvalidTypeException(Class<?> expectedClass, Class<?> actualClass) {
		throw new InvalidTypeException(
		String.format(
		"Type mismatched, want %s, but is %s", expectedClass, actualClass));
		}
		}

		}

tests/robotests/src/com/android/settings/ApnEditorTest.java

0 → 100644

+117 −0

Original line number	Diff line number	Diff line
		/*
		* 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;

		import static junit.framework.Assert.assertEquals;
		import static junit.framework.Assert.assertNull;

		import static org.mockito.Mockito.doReturn;

		import android.database.Cursor;
		import android.net.Uri;

		import com.android.settings.ApnEditor.ApnData;
		import com.android.settings.ApnEditor.InvalidTypeException;
		import com.android.settings.testutils.SettingsRobolectricTestRunner;

		import org.junit.Before;
		import org.junit.Test;
		import org.junit.runner.RunWith;
		import org.mockito.Mock;
		import org.mockito.MockitoAnnotations;

		@RunWith(SettingsRobolectricTestRunner.class)
		public class ApnEditorTest {

		private static final int CURSOR_INTEGER_INDEX = 0;
		private static final int CURSOR_STRING_INDEX = 1;

		private static final Uri mApnUri = Uri.parse("Apn://row/1");

		@Mock
		private Cursor mCursor;

		@Before
		public void setUp() {
		MockitoAnnotations.initMocks(this);
		initCursor();
		}

		private void initCursor() {
		doReturn(2).when(mCursor).getColumnCount();
		doReturn(Integer.valueOf(2)).when(mCursor).getInt(CURSOR_INTEGER_INDEX);
		doReturn("str").when(mCursor).getString(CURSOR_STRING_INDEX);
		doReturn(Cursor.FIELD_TYPE_INTEGER).when(mCursor).getType(CURSOR_INTEGER_INDEX);
		doReturn(Cursor.FIELD_TYPE_STRING).when(mCursor).getType(CURSOR_STRING_INDEX);
		}

		@Test(expected = InvalidTypeException.class)
		public void testApnData_invalidIntegerType_throwsInvalidTypeException() {
		// GIVEN a ApnData constructed from cursor
		ApnData data = new ApnData(mApnUri, mCursor);

		// WHEN get a string from an integer column
		// THEN the InvalidTypeException is threw
		data.getString(CURSOR_INTEGER_INDEX);
		}

		@Test(expected = InvalidTypeException.class)
		public void testApnData_invalidStringType_throwsInvalidTypeException() {
		// GIVEN a ApnData constructed from cursor
		ApnData data = new ApnData(mApnUri, mCursor);

		// WHEN get a integer from a string column
		// THEN the InvalidTypeException is threw
		data.getInteger(CURSOR_STRING_INDEX);
		}

		@Test
		public void testApnData_validIntegerType_returnCorrectValue() {
		// GIVEN a ApnData constructed from cursor
		ApnData data = new ApnData(mApnUri, mCursor);

		// WHEN get integer from an integer column
		int val = data.getInteger(CURSOR_INTEGER_INDEX);

		// THEN the integer is returned correctly
		assertEquals(mCursor.getInt(CURSOR_INTEGER_INDEX), val);
		}

		@Test
		public void testApnData_validStringType_returnCorrectValue() {
		// GIVEN a ApnData constructed from cursor
		ApnData data = new ApnData(mApnUri, mCursor);

		// WHEN get string from a string column
		String str = data.getString(CURSOR_STRING_INDEX);

		// THEN the integer is returned correctly
		assertEquals(mCursor.getString(CURSOR_STRING_INDEX), str);
		}

		@Test
		public void testApnData_nullValueColumn_returnNull() {
		// GIVEN a empty ApnData
		ApnData data = new ApnData(3);

		// WHEN get string value from a null column
		String str = data.getString(0);

		// THEN the null value is returned
		assertNull(str);
		}
		}