1 files changed, 91 insertions, 0 deletions
diff --git a/adservices/tests/unittest/service-core/src/com/android/adservices/service/measurement/FilterDataTest.java b/adservices/tests/unittest/service-core/src/com/android/adservices/service/measurement/FilterDataTest.java
new file mode 100644
index 0000000000..034b42e7df
--- /dev/null
+++ b/adservices/tests/unittest/service-core/src/com/android/adservices/service/measurement/FilterDataTest.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2022 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.android.adservices.service.measurement;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+
+import androidx.test.filters.SmallTest;
+
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+/** Unit tests for {@link FilterData} */
+@SmallTest
+public final class FilterDataTest {
+
+    @Test
+    public void testCreation() throws Exception {
+        FilterData attributionFilterData = createExample();
+
+        assertEquals(attributionFilterData.getAttributionFilterMap().size(), 2);
+        assertEquals(attributionFilterData.getAttributionFilterMap().get("type").size(), 4);
+        assertEquals(attributionFilterData.getAttributionFilterMap().get("ctid").size(), 1);
+    }
+
+    @Test
+    public void testDefaults() throws Exception {
+        FilterData data = new FilterData.Builder().build();
+        assertEquals(data.getAttributionFilterMap().size(), 0);
+    }
+
+    @Test
+    public void testHashCode_equals() throws Exception {
+        final FilterData data1 = createExample();
+        final FilterData data2 = createExample();
+        final Set<FilterData> dataSet1 = Set.of(data1);
+        final Set<FilterData> dataSet2 = Set.of(data2);
+        assertEquals(data1.hashCode(), data2.hashCode());
+        assertEquals(data1, data2);
+        assertEquals(dataSet1, dataSet2);
+    }
+
+    @Test
+    public void testHashCode_notEquals() throws Exception {
+        final FilterData data1 = createExample();
+
+        Map<String, List<String>> attributionFilterMap = new HashMap<>();
+        attributionFilterMap.put("type", Arrays.asList("2", "3", "4"));
+        attributionFilterMap.put("ctid", Collections.singletonList("id"));
+
+        final FilterData data2 =
+                new FilterData.Builder()
+                        .setAttributionFilterMap(attributionFilterMap)
+                        .build();
+        final Set<FilterData> dataSet1 = Set.of(data1);
+        final Set<FilterData> dataSet2 = Set.of(data2);
+        assertNotEquals(data1.hashCode(), data2.hashCode());
+        assertNotEquals(data1, data2);
+        assertNotEquals(dataSet1, dataSet2);
+    }
+
+    private FilterData createExample() {
+        Map<String, List<String>> attributionFilterMap = new HashMap<>();
+        attributionFilterMap.put("type", Arrays.asList("1", "2", "3", "4"));
+        attributionFilterMap.put("ctid", Collections.singletonList("id"));
+
+        return new FilterData.Builder()
+                .setAttributionFilterMap(attributionFilterMap)
+                .build();
+    }
+}