blob: b524f382d3cef2ff2ba579dc766ce6042944a10a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
package org.robolectric.shadows;
import static com.google.common.truth.Truth.assertThat;
import android.content.AsyncTaskLoader;
import androidx.test.core.app.ApplicationProvider;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import java.util.ArrayList;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.android.util.concurrent.PausedExecutorService;
import org.robolectric.shadow.api.Shadow;
/** Tests for {@link ShadowPausedAsyncTaskLoader}. */
@RunWith(AndroidJUnit4.class)
public class ShadowPausedAsyncTaskLoaderTest {
private final List<String> taskRecord = new ArrayList<>();
private TestLoader testLoader;
private PausedExecutorService pausedBackgroundExecutor;
@Before
public void setUp() {
pausedBackgroundExecutor = new PausedExecutorService();
testLoader = new TestLoader(42);
ShadowPausedAsyncTaskLoader<Integer> shadowLoader = Shadow.extract(testLoader);
shadowLoader.setExecutor(pausedBackgroundExecutor);
}
@Test
public void forceLoad_enqueuesWork() {
testLoader.forceLoad();
assertThat(taskRecord).isEmpty();
pausedBackgroundExecutor.runAll();
assertThat(taskRecord).containsExactly("loadInBackground");
taskRecord.clear();
ShadowLooper.idleMainLooper();
assertThat(taskRecord).containsExactly("deliverResult 42");
}
@Test
public void forceLoad_multipleLoads() {
testLoader.forceLoad();
assertThat(taskRecord).isEmpty();
pausedBackgroundExecutor.runAll();
assertThat(taskRecord).containsExactly("loadInBackground");
taskRecord.clear();
ShadowLooper.idleMainLooper();
assertThat(taskRecord).containsExactly("deliverResult 42");
testLoader.setData(43);
taskRecord.clear();
testLoader.forceLoad();
pausedBackgroundExecutor.runAll();
assertThat(taskRecord).containsExactly("loadInBackground");
taskRecord.clear();
ShadowLooper.idleMainLooper();
assertThat(taskRecord).containsExactly("deliverResult 43");
}
class TestLoader extends AsyncTaskLoader<Integer> {
private Integer data;
public TestLoader(Integer data) {
super(ApplicationProvider.getApplicationContext());
this.data = data;
}
@Override
public Integer loadInBackground() {
taskRecord.add("loadInBackground");
return data;
}
@Override
public void deliverResult(Integer data) {
taskRecord.add("deliverResult " + data);
}
public void setData(int newData) {
this.data = newData;
}
}
}
|
