X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=test%2Fjalview%2Fmath%2FMatrixTest.java;h=7dc3b9e018f4e274e5bf660f77b9933c094e10fe;hb=187269da0130408d24901c88acb10c217f6284f9;hp=2cde5936b38283191711cb961d40edbbb651d905;hpb=55d8ed2824ef1e2f5a8ea30f43d14980119f8c43;p=jalview.git

diff --git a/test/jalview/math/MatrixTest.java b/test/jalview/math/MatrixTest.java
index 2cde593..7dc3b9e 100644
--- a/test/jalview/math/MatrixTest.java
+++ b/test/jalview/math/MatrixTest.java
@@ -1,6 +1,7 @@
 package jalview.math;
 
 import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
 import static org.testng.Assert.assertNotSame;
 import static org.testng.Assert.assertNull;
 import static org.testng.Assert.assertTrue;
@@ -547,4 +548,30 @@ public class MatrixTest
     values[0][0] = -1d;
     assertEquals(m.getValue(0, 0), 1d, DELTA); // unchanged
   }
+
+  @Test(groups = "Functional")
+  public void testEquals()
+  {
+    double[][] values = new double[][] { { 1, 2, 3 }, { 4, 5, 6 } };
+    Matrix m1 = new Matrix(values);
+    double[][] values2 = new double[][] { { 1, 2, 3 }, { 4, 5, 6 } };
+    Matrix m2 = new Matrix(values2);
+
+    double delta = 0.0001d;
+    assertTrue(m1.equals(m1, delta));
+    assertTrue(m1.equals(m2, delta));
+    assertTrue(m2.equals(m1, delta));
+
+    double[][] values3 = new double[][] { { 1, 2, 3 }, { 4, 5, 7 } };
+    m2 = new Matrix(values3);
+    assertFalse(m1.equals(m2, delta));
+    assertFalse(m2.equals(m1, delta));
+
+    // must be same shape
+    values2 = new double[][] { { 1, 2, 3 } };
+    m2 = new Matrix(values2);
+    assertFalse(m2.equals(m1, delta));
+
+    assertFalse(m1.equals(null, delta));
+  }
 }