marianomartin 05bc55723a Add a way to disable min touch target size in fab
PiperOrigin-RevId: 239395098
2019-03-22 17:00:43 -04:00

98 lines
3.3 KiB
Java

/*
* Copyright (C) 2019 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.google.android.material.floatingactionbutton;
import com.google.android.material.R;
import static android.os.Build.VERSION_CODES.LOLLIPOP;
import static com.google.android.material.floatingactionbutton.FloatingActionButton.SIZE_MINI;
import static com.google.android.material.internal.ViewUtils.dpToPx;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertTrue;
import android.content.Context;
import androidx.appcompat.app.AppCompatActivity;
import android.view.View.MeasureSpec;
import androidx.test.core.app.ApplicationProvider;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.Robolectric;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.annotation.Config;
import org.robolectric.annotation.internal.DoNotInstrument;
@RunWith(RobolectricTestRunner.class)
@Config(sdk = LOLLIPOP)
@DoNotInstrument
public class FabTest {
private static final double DELTA = 0.01;
private static final int MIN_SIZE_FOR_ALLY_DP = 48;
private Context activity;
@Before
public void createAndThemeApplicationContext() {
ApplicationProvider.getApplicationContext().setTheme(
R.style.Theme_MaterialComponents_Light_NoActionBar_Bridge);
activity = Robolectric.buildActivity(AppCompatActivity.class).setup().get();
}
@Test
public void ensureMinTouchTarget_is48dp() {
FloatingActionButton fab = createFabForTest(true);
float expectedSize = dpToPx(activity, MIN_SIZE_FOR_ALLY_DP);
android.util.Log.i("marian", String.valueOf(expectedSize));
assertEquals(
"Fab width was: " + fab.getMeasuredWidth(),
expectedSize, fab.getMeasuredWidth(), DELTA);
assertEquals(
"Fab width was: " + fab.getMeasuredHeight(),
expectedSize, fab.getMeasuredHeight(), DELTA);
}
@Test
public void ensureMinTouchTargetFalse_isLessThan48dp() {
FloatingActionButton fab = createFabForTest(false);
float minSize = dpToPx(activity, MIN_SIZE_FOR_ALLY_DP);
assertNotEquals(fab.getMeasuredWidth(), minSize, DELTA);
assertTrue(
"Fab width was: " + fab.getMeasuredWidth(),
fab.getMeasuredWidth() < minSize);
assertTrue(fab.getMeasuredHeight() < minSize);
}
private FloatingActionButton createFabForTest(boolean ensureMinTouchTarget) {
FloatingActionButton fab = new FloatingActionButton(activity);
float dimen = dpToPx(activity, MIN_SIZE_FOR_ALLY_DP);
fab.setSize(SIZE_MINI);
fab.setEnsureMinTouchTargetSize(ensureMinTouchTarget);
int measureSpec = MeasureSpec.makeMeasureSpec((int) (dimen * 2), MeasureSpec.AT_MOST);
fab.measure(measureSpec, measureSpec);
return fab;
}
}