/*
 * Copyright (C) 2023 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 android.app.appsearch;

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

import static org.junit.Assert.assertThrows;

import android.app.appsearch.aidl.AppSearchAttributionSource;

import androidx.test.filters.SdkSuppress;

import org.junit.Test;

public class AppSearchAttributionSourceUnitTest {

    @Test
    public void testSameAttributionSource() {
        AppSearchAttributionSource appSearchAttributionSource1 =
                new AppSearchAttributionSource("testPackageName1", /* callingUid= */ 1,
                        /* callingPid= */ 1);
        AppSearchAttributionSource appSearchAttributionSource2 =
                new AppSearchAttributionSource("testPackageName1", /* callingUid= */ 1,
                        /* callingPid= */ 1);
        assertThat(appSearchAttributionSource1.equals(appSearchAttributionSource2)).isTrue();
        assertThat(appSearchAttributionSource1.hashCode()).isEqualTo(
                appSearchAttributionSource2.hashCode());
        assertThat(appSearchAttributionSource1.getPid())
                .isEqualTo(appSearchAttributionSource2.getPid());
    }

    @Test
    public void testDifferentAttributionSource() {
        AppSearchAttributionSource appSearchAttributionSource1 =
                new AppSearchAttributionSource("testPackageName1", /* callingUid= */ 1,
                        /* callingPid= */ 1);
        AppSearchAttributionSource appSearchAttributionSource2 =
                new AppSearchAttributionSource("testPackageName2", /* callingUid= */ 2,
                        /* callingPid= */ 1);
        assertThat(appSearchAttributionSource1.equals(appSearchAttributionSource2)).isFalse();
        assertThat(appSearchAttributionSource1.hashCode())
                .isNotEqualTo(appSearchAttributionSource2.hashCode());
    }

    @Test
    // Ideally this should never happen, but if AttributionSource does not have a package name we
    // get a NullPointerException due to Objects.requireNonNull.
    public void testPackageNamesNull() {
        assertThrows(
                NullPointerException.class,
                () ->
                        new AppSearchAttributionSource(
                                /* callingPackageName= */ null,
                                /* callingUid= */ 1,
                                /* callingPid= */ 1));
    }

    @Test
    // We can only set and get pId in AttributionSource on U and above.
    @SdkSuppress(minSdkVersion = android.os.Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
    public void testDifferentAttributionSourcePid() {
        AppSearchAttributionSource appSearchAttributionSource1 =
                new AppSearchAttributionSource("testPackageName1", /* callingUid= */ 1,
                        /* callingPid= */ 1);
        AppSearchAttributionSource appSearchAttributionSource2 =
                new AppSearchAttributionSource("testPackageName1", /* callingUid= */ 1,
                        /* callingPid= */ 2);
        assertThat(appSearchAttributionSource1).isNotEqualTo(appSearchAttributionSource2);
        // verify that AppSearchAttributionSource and AttributionSource contain different pId.
        assertThat(appSearchAttributionSource1.getPid())
                .isNotEqualTo(appSearchAttributionSource2.getPid());
        assertThat(appSearchAttributionSource1.getAttributionSource().getPid())
                .isNotEqualTo(appSearchAttributionSource2.getAttributionSource().getPid());
    }

}