Changeset ca940b for src/Helpers/unittests/ChronosUnitTest.cpp

Timestamp:

Jul 14, 2014, 8:37:03 PM (11 years ago)

Author:

Frederik Heber <heber@…>

Children:

ef9dff6

Parents:

e93bfe

git-author:

Frederik Heber <heber@…> (06/18/14 08:14:25)

git-committer:

Frederik Heber <heber@…> (07/14/14 20:37:03)

Message:

FIX: Chronos is now working correctly, no more negative times.

• extracted difference calculator into static function, making it thus accessible to unit testing.
• kudos to Saskia Metzler for inspiring the test.

File:

• src/Helpers/unittests/ChronosUnitTest.cpp (modified) (1 diff)

src/Helpers/unittests/ChronosUnitTest.cpp

@@ -152 +152 @@
   std::cout << Chronos::getInstance() << std::endl;
 }
+
+/**
+ * UnitTest for Chronos::calculateCorrectTimeDifference()
+ */
+void ChronosTest::calculateCorrectTimeDifferenceTest()
+{
+  Chronos::sec_ncsec_t first;
+  Chronos::sec_ncsec_t second;
+        {
+                // 1.1 - 0.01
+                first.first = 1;
+                first.second = 1e8;
+                second.first = 0;
+                second.second = 1e7;
+                double difference = Chronos::calculateCorrectTimeDifference(first, second);
+    CPPUNIT_ASSERT( fabs(1.1-0.01 - difference) < std::numeric_limits<double>::epsilon()*1e2);
+//              CPPUNIT_ASSERT_EQUAL( 1.1-0.01, difference);
+        }
+        {
+                // 1.1 - 0.9
+                first.first = 1;
+                first.second = 1e8;
+                second.first = 0;
+                second.second = 9e8;
+                double difference = Chronos::calculateCorrectTimeDifference(first, second);
+                //    CPPUNIT_ASSERT_EQUAL( 1.1-0.9, difference);
+                CPPUNIT_ASSERT( fabs(1.1-0.9 - difference) < std::numeric_limits<double>::epsilon()*1e2);
+        }
+        {
+                // 1000.1 - 0.9
+                first.first = 1000;
+                first.second = 1e8;
+                second.first = 0;
+                second.second = 9e8;
+                double difference = Chronos::calculateCorrectTimeDifference(first, second);
+//              CPPUNIT_ASSERT_EQUAL( 1000.1-0.9, difference);
+    CPPUNIT_ASSERT( fabs(1000.1-0.9 - difference) < std::numeric_limits<double>::epsilon()*1e2);
+        }
+}