tests/accessibility/src/android/view/accessibility/cts/AccessibilityNodeInfo_RangeInfoTest.java

/*
 * 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 android.view.accessibility.cts;

import static org.junit.Assert.assertEquals;

import android.accessibility.cts.common.AccessibilityDumpOnFailureRule;
import android.platform.test.annotations.Presubmit;
import android.view.accessibility.AccessibilityNodeInfo;
import android.view.accessibility.AccessibilityNodeInfo.RangeInfo;

import androidx.test.filters.SmallTest;
import androidx.test.runner.AndroidJUnit4;

import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * Class for testing {@link AccessibilityNodeInfo.RangeInfo}.
 */
@Presubmit
@RunWith(AndroidJUnit4.class)
public class AccessibilityNodeInfo_RangeInfoTest {

    /** Allowed tolerance for floating point equality comparisons. */
    public static final float FLOAT_TOLERANCE = 0.001f;

    @Rule
    public final AccessibilityDumpOnFailureRule mDumpOnFailureRule =
            new AccessibilityDumpOnFailureRule();

    @SmallTest
    @Test
    public void testObtain() {
        RangeInfo r;

        r = RangeInfo.obtain(RangeInfo.RANGE_TYPE_INT, -100, 0, -50);
        assertEquals(RangeInfo.RANGE_TYPE_INT, r.getType());
        assertEquals(-100, r.getMin(), FLOAT_TOLERANCE);
        assertEquals(0, r.getMax(), FLOAT_TOLERANCE);
        assertEquals(-50, r.getCurrent(), FLOAT_TOLERANCE);

        r = RangeInfo.obtain(RangeInfo.RANGE_TYPE_FLOAT, -1.5f, 1.5f, 0.0f);
        assertEquals(RangeInfo.RANGE_TYPE_FLOAT, r.getType());
        assertEquals(-1.5f, r.getMin(), FLOAT_TOLERANCE);
        assertEquals(1.5f, r.getMax(), FLOAT_TOLERANCE);
        assertEquals(0.0f, r.getCurrent(), FLOAT_TOLERANCE);

        r = RangeInfo.obtain(RangeInfo.RANGE_TYPE_PERCENT, 0.0f, 100.0f, 50.0f);
        assertEquals(RangeInfo.RANGE_TYPE_PERCENT, r.getType());
        assertEquals(0.0f, r.getMin(), FLOAT_TOLERANCE);
        assertEquals(100.0f, r.getMax(), FLOAT_TOLERANCE);
        assertEquals(50.0f, r.getCurrent(), FLOAT_TOLERANCE);
    }
}