Contribution for Bug352466: [TMF] Implement UML2 Sequence Diagram

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.tests / src / org / eclipse / linuxtools / tmf / tests / event / TmfTimestampTest.java

diff --git a/org.eclipse.linuxtools.tmf.tests/src/org/eclipse/linuxtools/tmf/tests/event/TmfTimestampTest.java b/org.eclipse.linuxtools.tmf.tests/src/org/eclipse/linuxtools/tmf/tests/event/TmfTimestampTest.java
index d4a3e65e452eae817b1684e03526ab9d8f7c91fe..f3b750363480d5eb0154f8369996fbe199cff017 100644 (file)
--- a/org.eclipse.linuxtools.tmf.tests/src/org/eclipse/linuxtools/tmf/tests/event/TmfTimestampTest.java
+++ b/org.eclipse.linuxtools.tmf.tests/src/org/eclipse/linuxtools/tmf/tests/event/TmfTimestampTest.java
@@ -418,4 +418,78 @@ public class TmfTimestampTest extends TestCase {
                assertEquals("CompareTo", -1, ts4.compareTo(TmfTimestamp.BigCrunch, false));
        }
 
+    // ------------------------------------------------------------------------
+    // getDelta
+    // ------------------------------------------------------------------------
+       
+       public void testDelta() throws Exception {
+           // Delta for same scale and precision (delta > 0)
+           TmfTimestamp ts0 = new TmfTimestamp(10, (byte)9);
+           TmfTimestamp ts1 = new TmfTimestamp(5,  (byte)9);
+           TmfTimestamp exp = new TmfTimestamp(5,  (byte)9);
+           
+           TmfTimestamp delta = ts0.getDelta(ts1);
+           assertEquals("getDelta", 0, delta.compareTo(exp, false));
+           
+           // Delta for same scale and precision (delta < 0)
+           ts0 = new TmfTimestamp(5,  (byte)9);
+           ts1 = new TmfTimestamp(10, (byte)9);
+           exp = new TmfTimestamp(-5, (byte)9);
+
+           delta = ts0.getDelta(ts1);
+           assertEquals("getDelta", 0, delta.compareTo(exp, false));
+           
+           // Delta for different scale and same precision (delta > 0)
+        ts0 = new TmfTimestamp(5,  (byte)9);
+        ts1 = new TmfTimestamp(10, (byte)8);
+        exp = new TmfTimestamp(4,  (byte)9);
+
+        delta = ts0.getDelta(ts1);
+        assertEquals("getDelta", 0, delta.compareTo(exp, false));
+
+        // Delta for different scale and same precision (delta > 0)
+        ts0 = new TmfTimestamp(5,  (byte)9);
+        ts1 = new TmfTimestamp(10, (byte)7);
+        exp = new TmfTimestamp(5,  (byte)9);
+
+        delta = ts0.getDelta(ts1);
+        assertEquals("getDelta", 0, delta.compareTo(exp, false));
+
+        // Delta for different scale and same precision
+        ts0 = new TmfTimestamp(10, (byte)9);
+        ts1 = new TmfTimestamp(5,  (byte)8);
+        exp = new TmfTimestamp(10, (byte)9);
+
+        delta = ts0.getDelta(ts1);
+        assertEquals("getDelta", 0, delta.compareTo(exp, false));
+
+        // Delta for same scale and different precision
+        ts0 = new TmfTimestamp(10, (byte)9,1);
+        ts1 = new TmfTimestamp(5,  (byte)9, 2);
+        exp = new TmfTimestamp(5,  (byte)9, 2);
+
+        delta = ts0.getDelta(ts1);
+        assertEquals("getDelta", 0, delta.compareTo(exp, true));
+        assertEquals("precision", 2, delta.getPrecision());
+        
+        // Delta for same scale and different precision
+        ts0 = new TmfTimestamp(5,  (byte)9, 2);
+        ts1 = new TmfTimestamp(10, (byte)9, 1);
+        exp = new TmfTimestamp(-5, (byte)9, 2);
+
+        delta = ts0.getDelta(ts1);
+        assertEquals("getDelta", 0, delta.compareTo(exp, true));
+        assertEquals("precision", 2, delta.getPrecision());
+
+        // Delta for different scale and different precision
+        ts0 = new TmfTimestamp(5,  (byte)9, 2);
+        ts1 = new TmfTimestamp(10, (byte)8, 1);
+        exp = new TmfTimestamp(4,  (byte)9, 2);
+        assertEquals("precision", 2, delta.getPrecision());
+        assertEquals("precision", 2, delta.getPrecision());
+
+        delta = ts0.getDelta(ts1);
+        assertEquals("getDelta", 0, delta.compareTo(exp, true));
+        assertEquals("precision", 2, delta.getPrecision());
+       }
 }