Espace formation initiation Android

/*

* Copyright 2014 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.example.android.cardview;

import android.test.ActivityInstrumentationTestCase2;

/**

 * Unit tests for CardView samples.

 */

public class SampleTests extends ActivityInstrumentationTestCase2<CardViewActivity> {

    private CardViewActivity mActivity;

    private CardViewFragment mFragment;

    public SampleTests() {

        super(CardViewActivity.class);

    }

    @Override

    protected void setUp() throws Exception {

        super.setUp();

        mActivity = getActivity();

        mFragment = (CardViewFragment) mActivity.getFragmentManager().findFragmentById(R.id

                .container);

    }

    public void testPreconditions() {

        assertNotNull(String.format("%s is null", CardViewActivity.class.getSimpleName()),

                mActivity);

        assertNotNull(String.format("%s is null", CardViewFragment.class.getSimpleName()),

                mFragment);

        assertNotNull("SeekBar for Radius is null", mFragment.mRadiusSeekBar);

        assertNotNull("SeekBar for Elevation is null", mFragment.mElevationSeekBar);

    }

    public void testRadiusSeekbarChangesRadiusOfCardView() {

        getInstrumentation().runOnMainSync(new Runnable() {

            @Override

            public void run() {

                float radius = 50.0f;

                mFragment.mRadiusSeekBar.setProgress((int) radius);

                assertEquals(radius, mFragment.mCardView.getRadius());

            }

        });

    }

    public void testElevationSeekbarChangesElevationOfCardView() {

        getInstrumentation().runOnMainSync(new Runnable() {

            @Override

            public void run() {

                float elevation = 40.0f;

                mFragment.mElevationSeekBar.setProgress((int) elevation);

                assertEquals(elevation, mFragment.mCardView.getElevation());

            }

        });

    }

}