1 files changed, 61 insertions, 0 deletions
diff --git a/common/device-side/bedstead/queryable/src/test/java/com/android/queryable/queries/StringQueryHelperTest.java b/common/device-side/bedstead/queryable/src/test/java/com/android/queryable/queries/StringQueryHelperTest.java
new file mode 100644
index 00000000000..9797b8c246e
--- /dev/null
+++ b/common/device-side/bedstead/queryable/src/test/java/com/android/queryable/queries/StringQueryHelperTest.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2021 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.queryable.queries;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import com.android.queryable.Queryable;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+@RunWith(JUnit4.class)
+public class StringQueryHelperTest {
+
+    private final Queryable mQuery = null;
+    private static final String STRING_VALUE = "String";
+    private static final String DIFFERENT_STRING_VALUE = "String2";
+
+    @Test
+    public void matches_noRestrictions_returnsTrue() {
+        StringQueryHelper<Queryable> stringQueryHelper =
+                new StringQueryHelper<>(mQuery);
+
+        assertThat(stringQueryHelper.matches(STRING_VALUE)).isTrue();
+    }
+
+    @Test
+    public void matches_isEqualTo_meetsRestriction_returnsTrue() {
+        StringQueryHelper<Queryable> stringQueryHelper =
+                new StringQueryHelper<>(mQuery);
+
+        stringQueryHelper.isEqualTo(STRING_VALUE);
+
+        assertThat(stringQueryHelper.matches(STRING_VALUE)).isTrue();
+    }
+
+    @Test
+    public void matches_isEqualTo_doesNotMeetRestriction_returnsFalse() {
+        StringQueryHelper<Queryable> stringQueryHelper =
+                new StringQueryHelper<>(mQuery);
+
+        stringQueryHelper.isEqualTo(DIFFERENT_STRING_VALUE);
+
+        assertThat(stringQueryHelper.matches(STRING_VALUE)).isFalse();
+    }
+}