1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Eclipse Public License, Version 1.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.eclipse.org/org/documents/epl-v10.php 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.ide.common.layout; 17 18 import static com.android.ide.common.layout.GravityHelper.GRAVITY_BOTTOM; 19 import static com.android.ide.common.layout.GravityHelper.GRAVITY_CENTER_HORIZ; 20 import static com.android.ide.common.layout.GravityHelper.GRAVITY_CENTER_VERT; 21 import static com.android.ide.common.layout.GravityHelper.GRAVITY_FILL_HORIZ; 22 import static com.android.ide.common.layout.GravityHelper.GRAVITY_FILL_VERT; 23 import static com.android.ide.common.layout.GravityHelper.GRAVITY_LEFT; 24 import static com.android.ide.common.layout.GravityHelper.GRAVITY_RIGHT; 25 import static com.android.ide.common.layout.GravityHelper.GRAVITY_TOP; 26 import static com.android.ide.common.layout.GravityHelper.getGravity; 27 import junit.framework.TestCase; 28 29 @SuppressWarnings("javadoc") 30 public class GravityHelperTest extends TestCase { testGravity()31 public void testGravity() throws Exception { 32 assertEquals(GRAVITY_BOTTOM, GravityHelper.getGravity("bottom", 0)); 33 assertEquals(GRAVITY_BOTTOM | GRAVITY_LEFT, GravityHelper.getGravity("bottom|left", 0)); 34 assertEquals(GRAVITY_CENTER_HORIZ | GRAVITY_CENTER_VERT, 35 GravityHelper.getGravity("center", 0)); 36 } 37 testGravityString()38 public void testGravityString() throws Exception { 39 assertEquals("left", getGravity(GRAVITY_LEFT)); 40 assertEquals("right", getGravity(GRAVITY_RIGHT)); 41 assertEquals("top", getGravity(GRAVITY_TOP)); 42 assertEquals("bottom", getGravity(GRAVITY_BOTTOM)); 43 assertEquals("center_horizontal", getGravity(GRAVITY_CENTER_HORIZ)); 44 assertEquals("center_vertical", getGravity(GRAVITY_CENTER_VERT)); 45 assertEquals("fill_horizontal", getGravity(GRAVITY_FILL_HORIZ)); 46 assertEquals("fill_vertical", getGravity(GRAVITY_FILL_VERT)); 47 48 assertEquals("center", getGravity(GRAVITY_CENTER_HORIZ|GRAVITY_CENTER_VERT)); 49 50 assertEquals("left|bottom", getGravity(GRAVITY_LEFT|GRAVITY_BOTTOM)); 51 assertEquals("center_horizontal|top", getGravity(GRAVITY_CENTER_HORIZ|GRAVITY_TOP)); 52 } 53 testConstrained()54 public void testConstrained() throws Exception { 55 assertTrue(GravityHelper.isConstrainedHorizontally(GRAVITY_LEFT)); 56 assertTrue(GravityHelper.isConstrainedHorizontally(GRAVITY_RIGHT)); 57 assertTrue(GravityHelper.isConstrainedHorizontally(GRAVITY_CENTER_HORIZ)); 58 assertTrue(GravityHelper.isConstrainedHorizontally(GRAVITY_FILL_HORIZ)); 59 60 assertFalse(GravityHelper.isConstrainedVertically(GRAVITY_LEFT)); 61 assertFalse(GravityHelper.isConstrainedVertically(GRAVITY_RIGHT)); 62 assertFalse(GravityHelper.isConstrainedVertically(GRAVITY_CENTER_HORIZ)); 63 assertFalse(GravityHelper.isConstrainedVertically(GRAVITY_FILL_HORIZ)); 64 65 assertTrue(GravityHelper.isConstrainedVertically(GRAVITY_TOP)); 66 assertTrue(GravityHelper.isConstrainedVertically(GRAVITY_BOTTOM)); 67 assertTrue(GravityHelper.isConstrainedVertically(GRAVITY_CENTER_VERT)); 68 assertTrue(GravityHelper.isConstrainedVertically(GRAVITY_FILL_VERT)); 69 70 assertFalse(GravityHelper.isConstrainedHorizontally(GRAVITY_TOP)); 71 assertFalse(GravityHelper.isConstrainedHorizontally(GRAVITY_BOTTOM)); 72 assertFalse(GravityHelper.isConstrainedHorizontally(GRAVITY_CENTER_VERT)); 73 assertFalse(GravityHelper.isConstrainedHorizontally(GRAVITY_FILL_VERT)); 74 } 75 testAligned()76 public void testAligned() throws Exception { 77 assertTrue(GravityHelper.isLeftAligned(GRAVITY_LEFT|GRAVITY_TOP)); 78 assertTrue(GravityHelper.isLeftAligned(GRAVITY_LEFT)); 79 assertFalse(GravityHelper.isLeftAligned(GRAVITY_RIGHT)); 80 81 assertTrue(GravityHelper.isTopAligned(GRAVITY_LEFT|GRAVITY_TOP)); 82 assertTrue(GravityHelper.isTopAligned(GRAVITY_TOP)); 83 assertFalse(GravityHelper.isTopAligned(GRAVITY_BOTTOM)); 84 } 85 } 86