Android Open Source - android-clockseekbar Utils Test

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright (C) 2014 TripAdvisor//from   w w w  .  j  av a  2 s.c o  m
 *
 * 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.
 *
 * @author ksarmalkar 7/28/2014
 */

package com.tripadvisor.seekbar.util;

import android.test.InstrumentationTestCase;

import static com.tripadvisor.seekbar.util.Utils.getDelta;
import static com.tripadvisor.seekbar.util.Utils.getDistanceTo;
import static com.tripadvisor.seekbar.util.Utils.shouldMoveClockwise;
import static org.fest.assertions.api.Assertions.assertThat;

public class UtilsTest extends InstrumentationTestCase {

    public void testThatIsClockwiseReturnsCorrectValues() throws Exception {
        assertThat(shouldMoveClockwise(80, 170)).isTrue();
        assertThat(shouldMoveClockwise(170, 80)).isFalse();
        assertThat(shouldMoveClockwise(358, 3)).isTrue();
        assertThat(shouldMoveClockwise(3, 358)).isFalse();
        assertThat(shouldMoveClockwise(160, 190)).isTrue();
        assertThat(shouldMoveClockwise(190, 160)).isFalse();
        assertThat(shouldMoveClockwise(315, 45)).isTrue();
        assertThat(shouldMoveClockwise(45, 315)).isFalse();
        assertThat(shouldMoveClockwise(89, 268)).isTrue();
        assertThat(shouldMoveClockwise(268, 89)).isFalse();
        assertThat(shouldMoveClockwise(92, 271)).isTrue();
        assertThat(shouldMoveClockwise(271, 92)).isFalse();
        assertThat(shouldMoveClockwise(3, 181)).isTrue();
        assertThat(shouldMoveClockwise(181, 3)).isFalse();
    }

    public void testThatCircularDistanceReturnTheCorrectValues() throws Exception {
        assertThat(getDistanceTo(80, 170)).isEqualTo(90);
        assertThat(getDistanceTo(170, 80)).isEqualTo(-90);
        assertThat(getDistanceTo(358, 3)).isEqualTo(5);
        assertThat(getDistanceTo(3, 358)).isEqualTo(-5);
        assertThat(getDistanceTo(160, 190)).isEqualTo(30);
        assertThat(getDistanceTo(190, 160)).isEqualTo(-30);
        assertThat(getDistanceTo(315, 45)).isEqualTo(90);
        assertThat(getDistanceTo(45, 315)).isEqualTo(-90);
        assertThat(getDistanceTo(89, 268)).isEqualTo(179);
        assertThat(getDistanceTo(268, 89)).isEqualTo(-179);
        assertThat(getDistanceTo(92, 271)).isEqualTo(179);
        assertThat(getDistanceTo(271, 92)).isEqualTo(-179);
        assertThat(getDistanceTo(3, 181)).isEqualTo(178);
        assertThat(getDistanceTo(181, 3)).isEqualTo(-178);
    }

    public void testThatCalculateNewDeltaReturnCorrectValues() throws Exception {
        assertThat(getDelta(0, 49)).isEqualTo(49);
        assertThat(getDelta(40, 0)).isEqualTo(-40);
        assertThat(getDelta(0, 1)).isEqualTo(1);
        assertThat(getDelta(1, 0)).isEqualTo(-1);
        assertThat(getDelta(0, 99)).isEqualTo(99);
        assertThat(getDelta(80, 170)).isEqualTo(90);
        assertThat(getDelta(170, 80)).isEqualTo(-90);
        assertThat(getDelta(358, 3)).isEqualTo(5);
        assertThat(getDelta(3, 358)).isEqualTo(-5);
        assertThat(getDelta(160, 190)).isEqualTo(30);
        assertThat(getDelta(190, 160)).isEqualTo(-30);
        assertThat(getDelta(315, 45)).isEqualTo(90);
        assertThat(getDelta(45, 315)).isEqualTo(-90);
        assertThat(getDelta(89, 268)).isEqualTo(179);
        assertThat(getDelta(268, 89)).isEqualTo(-179);
        assertThat(getDelta(92, 271)).isEqualTo(179);
        assertThat(getDelta(271, 92)).isEqualTo(-179);
        assertThat(getDelta(3, 181)).isEqualTo(178);
        assertThat(getDelta(181, 3)).isEqualTo(-178);
    }
}

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