1 files changed, 61 insertions, 0 deletions
diff --git a/linguistics/src/test/java/com/yahoo/language/detect/AbstractDetectorTestCase.java b/linguistics/src/test/java/com/yahoo/language/detect/AbstractDetectorTestCase.java
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+++ b/linguistics/src/test/java/com/yahoo/language/detect/AbstractDetectorTestCase.java
@@ -0,0 +1,61 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.language.detect;
+
+import com.yahoo.language.Language;
+import org.junit.Test;
+
+import java.nio.ByteBuffer;
+import java.nio.charset.Charset;
+
+import static org.junit.Assert.*;
+
+/**
+ * @author <a href="mailto:simon@yahoo-inc.com">Simon Thoresen Hult</a>
+ */
+public class AbstractDetectorTestCase {
+
+    private static final Detection DETECTION = new Detection(Language.ARABIC, "encoding", true);
+    private static final Charset UTF8 = Charset.forName("UTF-8");
+
+    @Test
+    public void requireThatDetectStringForwardsUtf8Bytes() {
+        Hint hint = Hint.newCountryHint("no");
+        MyDetector detector = new MyDetector();
+        Detection detection = detector.detect("69", hint);
+        assertSame(DETECTION, detection);
+        assertArrayEquals("69".getBytes(UTF8), detector.input);
+        assertEquals(0, detector.offset);
+        assertEquals(2, detector.length);
+        assertSame(hint, detector.hint);
+    }
+
+    @Test
+    public void requireThatDetectByteBufferForwardsUtf8Bytes() {
+        byte[] buf = new byte[] { 6, 9 };
+        Hint hint = Hint.newCountryHint("no");
+        MyDetector detector = new MyDetector();
+        Detection detection = detector.detect(ByteBuffer.wrap(buf), hint);
+        assertSame(DETECTION, detection);
+        assertArrayEquals(buf, detector.input);
+        assertEquals(0, detector.offset);
+        assertEquals(2, detector.length);
+        assertSame(hint, detector.hint);
+    }
+
+    private static class MyDetector extends AbstractDetector {
+
+        byte[] input;
+        int offset;
+        int length;
+        Hint hint;
+
+        @Override
+        public Detection detect(byte[] input, int offset, int length, Hint hint) {
+            this.input = input;
+            this.offset = offset;
+            this.length = length;
+            this.hint = hint;
+            return DETECTION;
+        }
+    }
+}