tmf/org.eclipse.tracecompass.tmf.ui.tests/src/org/eclipse/tracecompass/tmf/ui/tests/views/timegraph2/swtjfx/SwtJfxTimeGraphViewerStaticTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 EfficiOS Inc., Alexandre Montplaisir
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *******************************************************************************/
   9
  10 package org.eclipse.tracecompass.tmf.ui.tests.views.timegraph2.swtjfx;
  11
  12 import static org.junit.Assert.assertEquals;
  13
  14 import org.eclipse.tracecompass.internal.provisional.tmf.ui.views.timegraph2.swtjfx.SwtJfxTimeGraphViewer;
  15 import org.junit.Test;
  16
  17 public class SwtJfxTimeGraphViewerStaticTest {
  18
  19     private static final double DELTA = 0.1;
  20
  21     /**
  22      * Test area consisting of 100 pixels representing a timerange from 1000 to
  23      * 2000.
  24      */
  25     private static class TestArea1 {
  26         private static final long START_TIMESTAMP = 1000;
  27         private static final long END_TIMESTAMP = 2000;
  28         private static final double NANOS_PER_PIXEL = 10.0;
  29     }
  30
  31     @Test
  32     public void testTimeToPosition() {
  33         double yPos = SwtJfxTimeGraphViewer.timestampToPaneXPos(1500,
  34                 TestArea1.START_TIMESTAMP,
  35                 TestArea1.END_TIMESTAMP,
  36                 TestArea1.NANOS_PER_PIXEL);
  37         assertEquals(50.0, yPos, DELTA);
  38
  39         long start = 1332170682440133097L;
  40         long end   = 1332170692664579801L;
  41         long ts1   = 1332170683481793497L;
  42         long ts2   = 1332170683485732407L;
  43         double yPos1 = SwtJfxTimeGraphViewer.timestampToPaneXPos(ts1, start, end, 10.0);
  44         double yPos2 = SwtJfxTimeGraphViewer.timestampToPaneXPos(ts2, start, end, 10.0);
  45         assertEquals(104166039.959, yPos1, DELTA);
  46         assertEquals(104559930.959, yPos2, DELTA);
  47
  48     }
  49
  50     @Test
  51     public void testPositionToTimestamp() {
  52         long ts = SwtJfxTimeGraphViewer.paneXPosToTimestamp(50.0,
  53                 TestArea1.START_TIMESTAMP * TestArea1.NANOS_PER_PIXEL,
  54                 TestArea1.START_TIMESTAMP,
  55                 TestArea1.NANOS_PER_PIXEL);
  56         assertEquals(1500, ts);
  57     }
  58 }