chore: import upstream snapshot with attribution

2026-07-13 12:06:04 +08:00
commit 86c9b1c39f
7743 changed files with 3316339 additions and 0 deletions
@@ -0,0 +1,70 @@
+package org.opencv.test.core;
+
+import java.util.Arrays;
+
+import org.opencv.core.Core;
+import org.opencv.core.CvException;
+import org.opencv.core.CvType;
+import org.opencv.core.Mat;
+import org.opencv.core.MatOfByte;
+import org.opencv.core.MatOfDouble;
+import org.opencv.test.OpenCVTestCase;
+import org.opencv.imgcodecs.Imgcodecs;
+
+public class MatOfByteTest extends OpenCVTestCase {
+
+    public void testMatOfSubByteArray() {
+        byte[] inputBytes = { 1,2,3,4,5 };
+
+        MatOfByte m0 = new MatOfByte(inputBytes);
+        MatOfByte m1 = new MatOfByte(0, inputBytes.length, inputBytes);
+        MatOfByte m2 = new MatOfByte(1, inputBytes.length - 2, inputBytes);
+
+        assertEquals(5.0, m0.size().height);
+        assertEquals(1.0, m0.size().width);
+
+        assertEquals(m0.get(0, 0)[0], m1.get(0, 0)[0]);
+        assertEquals(m0.get((int) m0.size().height - 1, 0)[0], m1.get((int) m1.size().height - 1, 0)[0]);
+
+        assertEquals(3.0, m2.size().height);
+        assertEquals(1.0, m2.size().width);
+
+        assertEquals(2.0, m2.get(0, 0)[0]);
+        assertEquals(3.0, m2.get(1, 0)[0]);
+        assertEquals(4.0, m2.get(2, 0)[0]);
+    }
+
+
+    public void testMatOfSubByteArray_BadArg() {
+        byte[] inputBytes = { 1,2,3,4,5 };
+
+        try {
+            MatOfByte m1 = new MatOfByte(-1, inputBytes.length, inputBytes);
+            fail("Missing check: offset < 0");
+        } catch (IllegalArgumentException e) {
+            // pass
+        }
+
+        try {
+            MatOfByte m1 = new MatOfByte(0, inputBytes.length, null);
+            fail("Missing check: NullPointerException");
+        } catch (NullPointerException e) {
+            // pass
+        }
+
+        try {
+            MatOfByte m1 = new MatOfByte(0, -1, inputBytes);
+            fail("Missing check: length < 0");
+        } catch (IllegalArgumentException e) {
+            // pass
+        }
+
+        try {
+            MatOfByte m1 = new MatOfByte(1, inputBytes.length, inputBytes);
+            fail("Missing check: buffer bounds");
+        } catch (IllegalArgumentException e) {
+            // pass
+        }
+    }
+
+}