1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.example.android.cardview
18 
19 import android.support.test.InstrumentationRegistry
20 import android.support.test.rule.ActivityTestRule
21 import android.support.test.runner.AndroidJUnit4
22 import org.junit.Assert.assertEquals
23 import org.junit.Assert.assertNotNull
24 import org.junit.Before
25 import org.junit.Rule
26 import org.junit.Test
27 import org.junit.runner.RunWith
28 
29 /**
30  * Tests for CardView sample.
31  */
32 @RunWith(AndroidJUnit4::class)
33 class SampleTests {
34 
35     private lateinit var fragment: CardViewFragment
36 
37     @Rule @JvmField
38     val activityTestRule = ActivityTestRule(CardViewActivity::class.java)
39 
setUpnull40     @Before fun setUp() {
41         activityTestRule.activity.fragmentManager.beginTransaction()
42         fragment = activityTestRule.activity.fragmentManager
43                 .findFragmentById(R.id.container) as CardViewFragment
44     }
45 
testPreconditionsnull46     @Test fun testPreconditions() {
47         assertNotNull(activityTestRule.activity)
48         assertNotNull(fragment)
49         assertNotNull(fragment.radiusSeekBar)
50         assertNotNull(fragment.elevationSeekBar)
51     }
52 
testRadiusSeekbarChangesRadiusOfCardViewnull53     @Test fun testRadiusSeekbarChangesRadiusOfCardView() {
54         InstrumentationRegistry.getInstrumentation().runOnMainSync {
55             val radius = 50.0f
56             fragment.radiusSeekBar.progress = radius.toInt()
57             assertEquals(radius, fragment.cardView.radius)
58         }
59     }
60 
testElevationSeekbarChangesElevationOfCardViewnull61     @Test fun testElevationSeekbarChangesElevationOfCardView() {
62         InstrumentationRegistry.getInstrumentation().runOnMainSync {
63             val elevation = 40.0f
64             fragment.elevationSeekBar.progress = elevation.toInt()
65             assertEquals(elevation, fragment.cardView.elevation)
66         }
67     }
68 
69 }