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/*
* Copyright (C) 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.google.android.apps.common.testing.ui.espresso.matcher;
import static org.hamcrest.Matchers.is;
import android.content.res.Resources;
import android.preference.Preference;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
/**
* A collection of hamcrest matchers that match {@link Preference}s.
*/
public final class PreferenceMatchers {
private PreferenceMatchers() {}
public static Matcher<Preference> withSummary(final int resourceId) {
return new TypeSafeMatcher<Preference>() {
private String resourceName = null;
private String expectedText = null;
@Override
public void describeTo(Description description) {
description.appendText(" with summary string from resource id: ");
description.appendValue(resourceId);
if (null != resourceName) {
description.appendText("[");
description.appendText(resourceName);
description.appendText("]");
}
if (null != expectedText) {
description.appendText(" value: " );
description.appendText(expectedText);
}
}
@Override
public boolean matchesSafely(Preference preference) {
if (null == expectedText) {
try {
expectedText = preference.getContext().getResources().getString(resourceId);
resourceName = preference.getContext().getResources().getResourceEntryName(resourceId);
} catch (Resources.NotFoundException ignored) {
/* view could be from a context unaware of the resource id. */
}
}
if (null != expectedText) {
return expectedText.equals(preference.getSummary().toString());
} else {
return false;
}
}
};
}
public static Matcher<Preference> withSummaryText(String summary) {
return withSummaryText(is(summary));
}
public static Matcher<Preference> withSummaryText(final Matcher<String> summaryMatcher) {
return new TypeSafeMatcher<Preference>() {
@Override
public void describeTo(Description description) {
description.appendText(" a preference with summary matching: ");
summaryMatcher.describeTo(description);
}
@Override
public boolean matchesSafely(Preference pref) {
String summary = pref.getSummary().toString();
return summaryMatcher.matches(summary);
}
};
}
public static Matcher<Preference> withTitle(final int resourceId) {
return new TypeSafeMatcher<Preference>() {
private String resourceName = null;
private String expectedText = null;
@Override
public void describeTo(Description description) {
description.appendText(" with title string from resource id: ");
description.appendValue(resourceId);
if (null != resourceName) {
description.appendText("[");
description.appendText(resourceName);
description.appendText("]");
}
if (null != expectedText) {
description.appendText(" value: " );
description.appendText(expectedText);
}
}
@Override
public boolean matchesSafely(Preference preference) {
if (null == expectedText) {
try {
expectedText = preference.getContext().getResources().getString(resourceId);
resourceName = preference.getContext().getResources().getResourceEntryName(resourceId);
} catch (Resources.NotFoundException ignored) {
/* view could be from a context unaware of the resource id. */
}
}
if (null != expectedText) {
return expectedText.equals(preference.getTitle().toString());
} else {
return false;
}
}
};
}
public static Matcher<Preference> withTitleText(String title) {
return withTitleText(is(title));
}
public static Matcher<Preference> withTitleText(final Matcher<String> titleMatcher) {
return new TypeSafeMatcher<Preference>() {
@Override
public void describeTo(Description description) {
description.appendText(" a preference with title matching: ");
titleMatcher.describeTo(description);
}
@Override
public boolean matchesSafely(Preference pref) {
String title = pref.getTitle().toString();
return titleMatcher.matches(title);
}
};
}
public static Matcher<Preference> isEnabled() {
return new TypeSafeMatcher<Preference>() {
@Override
public void describeTo(Description description) {
description.appendText(" is an enabled preference");
}
@Override
public boolean matchesSafely(Preference pref) {
return pref.isEnabled();
}
};
}
public static Matcher<Preference> withKey(String key) {
return withKey(is(key));
}
public static Matcher<Preference> withKey(final Matcher<String> keyMatcher) {
return new TypeSafeMatcher<Preference>() {
@Override
public void describeTo(Description description) {
description.appendText(" preference with key matching: ");
keyMatcher.describeTo(description);
}
@Override
public boolean matchesSafely(Preference pref) {
return keyMatcher.matches(pref.getKey());
}
};
}
}
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