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package org.robolectric.shadows;
import static com.google.common.truth.Truth.assertThat;
import static org.robolectric.Robolectric.buildActivity;
import static org.robolectric.Shadows.shadowOf;
import android.app.Activity;
import android.content.Context;
import android.preference.Preference;
import android.preference.PreferenceGroup;
import android.preference.PreferenceManager;
import android.util.AttributeSet;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.Robolectric;
@RunWith(AndroidJUnit4.class)
public class ShadowPreferenceGroupTest {
private TestPreferenceGroup group;
private ShadowPreference shadow;
private Activity activity;
private AttributeSet attrs;
private Preference pref1, pref2;
@Before
public void setUp() throws Exception {
activity = buildActivity(Activity.class).create().get();
attrs = Robolectric.buildAttributeSet().build();
group = new TestPreferenceGroup(activity, attrs);
shadow = shadowOf(group);
shadow.callOnAttachedToHierarchy(new PreferenceManager(activity, 0));
pref1 = new Preference(activity);
pref1.setKey("pref1");
pref2 = new Preference(activity);
pref2.setKey("pref2");
}
@Test
public void shouldInheritFromPreference() {
assertThat(shadow).isInstanceOf(ShadowPreference.class);
}
@Test
public void shouldAddPreferences() {
assertThat(group.getPreferenceCount()).isEqualTo(0);
// First add succeeds
assertThat(group.addPreference(pref1)).isTrue();
assertThat(group.getPreferenceCount()).isEqualTo(1);
// Dupe add fails silently
assertThat(group.addPreference(pref1)).isTrue();
assertThat(group.getPreferenceCount()).isEqualTo(1);
// Second add succeeds
assertThat(group.addPreference(pref2)).isTrue();
assertThat(group.getPreferenceCount()).isEqualTo(2);
}
@Test
public void shouldAddItemFromInflater() {
assertThat(group.getPreferenceCount()).isEqualTo(0);
// First add succeeds
group.addItemFromInflater(pref1);
assertThat(group.getPreferenceCount()).isEqualTo(1);
// Dupe add fails silently
group.addItemFromInflater(pref1);
assertThat(group.getPreferenceCount()).isEqualTo(1);
// Second add succeeds
group.addItemFromInflater(pref2);
assertThat(group.getPreferenceCount()).isEqualTo(2);
}
@Test
public void shouldGetPreference() {
group.addPreference(pref1);
group.addPreference(pref2);
assertThat(group.getPreference(0)).isSameInstanceAs(pref1);
assertThat(group.getPreference(1)).isSameInstanceAs(pref2);
}
@Test
public void shouldGetPreferenceCount() {
assertThat(group.getPreferenceCount()).isEqualTo(0);
group.addPreference(pref1);
assertThat(group.getPreferenceCount()).isEqualTo(1);
group.addPreference(pref2);
assertThat(group.getPreferenceCount()).isEqualTo(2);
}
@Test
public void shouldRemovePreference() {
group.addPreference(pref1);
group.addPreference(pref2);
assertThat(group.getPreferenceCount()).isEqualTo(2);
// First remove succeeds
assertThat(group.removePreference(pref1)).isTrue();
assertThat(group.getPreferenceCount()).isEqualTo(1);
// Dupe remove fails
assertThat(group.removePreference(pref1)).isFalse();
assertThat(group.getPreferenceCount()).isEqualTo(1);
// Second remove succeeds
assertThat(group.removePreference(pref2)).isTrue();
assertThat(group.getPreferenceCount()).isEqualTo(0);
}
@Test
public void shouldRemoveAll() {
group.addPreference(pref1);
group.addPreference(pref2);
assertThat(group.getPreferenceCount()).isEqualTo(2);
group.removeAll();
assertThat(group.getPreferenceCount()).isEqualTo(0);
}
@Test
public void shouldFindPreference() {
group.addPreference(pref1);
group.addPreference(pref2);
assertThat(group.findPreference(pref1.getKey())).isSameInstanceAs(pref1);
assertThat(group.findPreference(pref2.getKey())).isSameInstanceAs(pref2);
}
@Test
public void shouldFindPreferenceRecursively() {
TestPreferenceGroup group2 = new TestPreferenceGroup(activity, attrs);
shadowOf(group2).callOnAttachedToHierarchy(new PreferenceManager(activity, 0));
group2.addPreference(pref2);
group.addPreference(pref1);
group.addPreference(group2);
assertThat(group.findPreference(pref2.getKey())).isSameInstanceAs(pref2);
}
@Test
public void shouldSetEnabledRecursively() {
boolean[] values = {false, true};
TestPreferenceGroup group2 = new TestPreferenceGroup(activity, attrs);
shadowOf(group2).callOnAttachedToHierarchy(new PreferenceManager(activity, 0));
group2.addPreference(pref2);
group.addPreference(pref1);
group.addPreference(group2);
for (boolean enabled : values) {
group.setEnabled(enabled);
assertThat(group.isEnabled()).isEqualTo(enabled);
assertThat(group2.isEnabled()).isEqualTo(enabled);
assertThat(pref1.isEnabled()).isEqualTo(enabled);
assertThat(pref2.isEnabled()).isEqualTo(enabled);
}
}
private static class TestPreferenceGroup extends PreferenceGroup {
public TestPreferenceGroup(Context context, AttributeSet attrs) {
super(context, attrs);
}
}
}
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