core/tests/coretests/src/android/widget/focus/HorizontalFocusSearchTest.java

/*
 * Copyright (C) 2007 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 android.widget.focus;

import android.widget.focus.HorizontalFocusSearch;

import android.test.ActivityInstrumentationTestCase;
import android.test.suitebuilder.annotation.Suppress;
import android.widget.LinearLayout;
import android.widget.Button;
import android.view.View;

import static android.widget.focus.VerticalFocusSearchTest.FocusSearchAlg;
import static android.widget.focus.VerticalFocusSearchTest.NewFocusSearchAlg;

/**
 * Tests that focus searching works on a horizontal linear layout of buttons of
 * various widths and vertical placements.
 */
// Suppress until bug http://b/issue?id=1416545 is fixed.
@Suppress
public class HorizontalFocusSearchTest extends ActivityInstrumentationTestCase<HorizontalFocusSearch> {

    private FocusSearchAlg mFocusFinder;

    private LinearLayout mLayout;
    private Button mLeftTall;
    private Button mMidShort1Top;
    private Button mMidShort2Bottom;
    private Button mRightTall;


    public HorizontalFocusSearchTest() {
        super("com.android.frameworks.coretests", HorizontalFocusSearch.class);
    }

    @Override
    protected void setUp() throws Exception {
        super.setUp();

        mFocusFinder = new NewFocusSearchAlg();

        mLayout = getActivity().getLayout();
        mLeftTall = getActivity().getLeftTall();
        mMidShort1Top = getActivity().getMidShort1Top();
        mMidShort2Bottom = getActivity().getMidShort2Bottom();
        mRightTall = getActivity().getRightTall();
    }

    public void testPreconditions() {
        assertNotNull(mLayout);
        assertNotNull(mLeftTall);
        assertNotNull(mMidShort1Top);
        assertNotNull(mMidShort2Bottom);
        assertNotNull(mRightTall);
    }

    public void testSearchFromLeftButton() {
        assertNull("going up from mLeftTall",
                mFocusFinder.findNextFocus(mLayout, mLeftTall, View.FOCUS_UP));
        assertNull("going down from mLeftTall",
                mFocusFinder.findNextFocus(mLayout, mLeftTall, View.FOCUS_DOWN));
        assertNull("going left from mLeftTall",
                mFocusFinder.findNextFocus(mLayout, mLeftTall, View.FOCUS_LEFT));

        assertEquals("going right from mLeftTall",
                mMidShort1Top,
                mFocusFinder.findNextFocus(mLayout, mLeftTall, View.FOCUS_RIGHT));
    }

    public void TODO_testSearchFromMiddleLeftButton() {
        assertNull("going up from mMidShort1Top",
                mFocusFinder.findNextFocus(mLayout, mMidShort1Top, View.FOCUS_UP));
        assertEquals("going down from mMidShort1Top",
                mMidShort2Bottom,
                mFocusFinder.findNextFocus(mLayout, mMidShort1Top, View.FOCUS_DOWN));
        assertEquals("going left from mMidShort1Top",
                mLeftTall,
                mFocusFinder.findNextFocus(mLayout, mMidShort1Top, View.FOCUS_LEFT));
        assertEquals("going right from mMidShort1Top",
                mMidShort2Bottom,
                mFocusFinder.findNextFocus(mLayout, mMidShort1Top, View.FOCUS_RIGHT));
    }

    public void TODO_testSearchFromMiddleRightButton() {
        assertEquals("going up from mMidShort2Bottom",
                mMidShort1Top,
                mFocusFinder.findNextFocus(mLayout, mMidShort2Bottom, View.FOCUS_UP));
        assertNull("going down from mMidShort2Bottom",
                mFocusFinder.findNextFocus(mLayout, mMidShort2Bottom, View.FOCUS_DOWN));
        assertEquals("going left from mMidShort2Bottom",
                mMidShort1Top,
                mFocusFinder.findNextFocus(mLayout, mMidShort2Bottom, View.FOCUS_LEFT));
        assertEquals("goind right from mMidShort2Bottom",
                mRightTall,
                mFocusFinder.findNextFocus(mLayout, mMidShort2Bottom, View.FOCUS_RIGHT));
    }

    public void testSearchFromRightButton() {
        assertNull("going up from mRightTall",
                mFocusFinder.findNextFocus(mLayout, mRightTall, View.FOCUS_UP));
        assertNull("going down from mRightTall",
                mFocusFinder.findNextFocus(mLayout, mRightTall, View.FOCUS_DOWN));
        assertEquals("going left from mRightTall",
                mMidShort2Bottom,
                mFocusFinder.findNextFocus(mLayout, mRightTall, View.FOCUS_LEFT));
        assertNull("going right from mRightTall",
                mFocusFinder.findNextFocus(mLayout, mRightTall, View.FOCUS_RIGHT));
    }
}