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      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.android.tv.testing;
     18 
     19 import android.support.annotation.Nullable;
     20 import com.android.tv.data.ChannelNumber;
     21 import com.google.common.truth.ComparableSubject;
     22 import com.google.common.truth.FailureMetadata;
     23 import com.google.common.truth.Subject;
     24 import com.google.common.truth.Truth;
     25 
     26 /** Propositions for {@link ChannelNumber} subjects. */
     27 public final class ChannelNumberSubject
     28         extends ComparableSubject<ChannelNumberSubject, ChannelNumber> {
     29     private static final Subject.Factory<ChannelNumberSubject, ChannelNumber> FACTORY =
     30             ChannelNumberSubject::new;
     31 
     32     public static Subject.Factory<ChannelNumberSubject, ChannelNumber> channelNumbers() {
     33         return FACTORY;
     34     }
     35 
     36     public static ChannelNumberSubject assertThat(@Nullable ChannelNumber actual) {
     37         return Truth.assertAbout(channelNumbers()).that(actual);
     38     }
     39 
     40     public ChannelNumberSubject(FailureMetadata failureMetadata, @Nullable ChannelNumber subject) {
     41         super(failureMetadata, subject);
     42     }
     43 
     44     public void displaysAs(int major) {
     45         if (!getSubject().majorNumber.equals(Integer.toString(major))
     46                 || getSubject().hasDelimiter) {
     47             fail("displaysAs", major);
     48         }
     49     }
     50 
     51     public void displaysAs(int major, int minor) {
     52         if (!getSubject().majorNumber.equals(Integer.toString(major))
     53                 || !getSubject().minorNumber.equals(Integer.toString(minor))
     54                 || !getSubject().hasDelimiter) {
     55             fail("displaysAs", major + "-" + minor);
     56         }
     57     }
     58 
     59     public void isEmpty() {
     60         if (!getSubject().majorNumber.isEmpty()
     61                 || !getSubject().minorNumber.isEmpty()
     62                 || getSubject().hasDelimiter) {
     63             fail("isEmpty");
     64         }
     65     }
     66 }
     67