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/*
* Copyright (C) 2016 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.setupwizardlib.test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;
import android.support.test.InstrumentationRegistry;
import android.support.test.filters.SmallTest;
import android.support.test.runner.AndroidJUnit4;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.LinearLayout;
import com.android.setupwizardlib.items.ButtonBarItem;
import com.android.setupwizardlib.items.ButtonItem;
import com.android.setupwizardlib.items.Item;
import com.android.setupwizardlib.items.ItemHierarchy;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(AndroidJUnit4.class)
@SmallTest
public class ButtonBarItemTest {
private ButtonItem mChild1;
private ButtonItem mChild2;
private ButtonItem mChild3;
@Before
public void setUp() throws Exception {
mChild1 = new ButtonItem();
mChild2 = new ButtonItem();
mChild3 = new ButtonItem();
}
@Test
public void testFindItemById() {
ButtonBarItem item = new ButtonBarItem();
item.setId(888);
mChild1.setId(123);
mChild2.setId(456);
mChild3.setId(789);
item.addChild(mChild1);
item.addChild(mChild2);
item.addChild(mChild3);
assertEquals("Finding 123 should return child1", mChild1, item.findItemById(123));
assertEquals("Finding 456 should return child2", mChild2, item.findItemById(456));
assertEquals("Finding 789 should return child3", mChild3, item.findItemById(789));
assertEquals("Finding 888 should return ButtonBarItem itself", item,
item.findItemById(888));
assertNull("Finding 999 should return null", item.findItemById(999));
}
@Test
public void testBindEmpty() {
ButtonBarItem item = new ButtonBarItem();
final ViewGroup layout = createLayout();
item.onBindView(layout);
assertEquals("Binding empty ButtonBar should not create any children", 0,
layout.getChildCount());
}
@Test
public void testBind() {
ButtonBarItem item = new ButtonBarItem();
item.addChild(mChild1);
mChild1.setText("child1");
item.addChild(mChild2);
mChild2.setText("child2");
item.addChild(mChild3);
mChild3.setText("child3");
final ViewGroup layout = createLayout();
item.onBindView(layout);
assertEquals("Binding ButtonBar should create 3 children", 3, layout.getChildCount());
assertEquals("First button should have text \"child1\"", "child1",
((Button) layout.getChildAt(0)).getText());
assertEquals("Second button should have text \"child2\"", "child2",
((Button) layout.getChildAt(1)).getText());
assertEquals("Third button should have text \"child3\"", "child3",
((Button) layout.getChildAt(2)).getText());
}
@Test
public void testAddInvalidChild() {
ButtonBarItem item = new ButtonBarItem();
ItemHierarchy invalidChild = new Item();
try {
item.addChild(invalidChild);
fail("Adding non ButtonItem to ButtonBarItem should throw exception");
} catch (UnsupportedOperationException e) {
// pass
}
}
private ViewGroup createLayout() {
return new LinearLayout(InstrumentationRegistry.getContext());
}
}
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