com.pkware.truth.android.preferences.MultiSelectListPreferenceSubject.java Source code

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Here is the source code for com.pkware.truth.android.preferences.MultiSelectListPreferenceSubject.java

Source

/*
 * Copyright 2013 Square, Inc.
 * Copyright 2016 PKWARE, Inc.
 *
 * 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.pkware.truth.android.preferences;

import android.preference.MultiSelectListPreference;

import com.google.common.base.Function;
import com.google.common.collect.FluentIterable;
import com.google.common.truth.FailureStrategy;
import com.google.common.truth.SubjectFactory;

import java.util.Arrays;

import static com.google.common.truth.Truth.assertThat;

/**
 * Propositions for {@link MultiSelectListPreference} subjects.
 */
public class MultiSelectListPreferenceSubject
        extends AbstractDialogPreferenceSubject<MultiSelectListPreferenceSubject, MultiSelectListPreference> {
    protected MultiSelectListPreferenceSubject(FailureStrategy failureStrategy, MultiSelectListPreference subject) {
        super(failureStrategy, subject);
    }

    public static SubjectFactory<MultiSelectListPreferenceSubject, MultiSelectListPreference> type() {
        return new SubjectFactory<MultiSelectListPreferenceSubject, MultiSelectListPreference>() {
            @Override
            public MultiSelectListPreferenceSubject getSubject(FailureStrategy fs, MultiSelectListPreference that) {
                return new MultiSelectListPreferenceSubject(fs, that);
            }
        };
    }

    public MultiSelectListPreferenceSubject hasEntries(String... entries) {

        // We convert to Strings b/c most of the time we are interested in the text content
        String[] actualEntries = FluentIterable.of(actual().getEntries()).transform(mapToString())
                .toArray(String.class);

        assertThat(actualEntries).named("entries").isEqualTo(entries);
        return this;
    }

    public MultiSelectListPreferenceSubject hasEntryValues(String... values) {

        // We convert to Strings b/c most of the time we are interested in the text content
        String[] actualValues = FluentIterable.of(actual().getEntryValues()).transform(mapToString())
                .toArray(String.class);

        assertThat(actualValues).named("entry values").isEqualTo(values);
        return this;
    }

    public MultiSelectListPreferenceSubject hasValues(String... values) {
        assertThat(actual().getValues()).named("values").containsExactlyElementsIn(Arrays.asList(values));
        return this;
    }

    private Function<CharSequence, String> mapToString() {
        return new Function<CharSequence, String>() {
            @Override
            public String apply(CharSequence input) {
                return input.toString();
            }
        };
    }
}