1 files changed, 154 insertions, 0 deletions
diff --git a/tools/qa/cppunit/test_time.cxx b/tools/qa/cppunit/test_time.cxx
new file mode 100644
index 000000000..a21f98d7b
--- /dev/null
+++ b/tools/qa/cppunit/test_time.cxx
@@ -0,0 +1,154 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <tools/time.hxx>
+
+namespace tools
+{
+class TimeTest : public CppUnit::TestFixture
+{
+public:
+    void testTime();
+    void testClockValues();
+
+    CPPUNIT_TEST_SUITE(TimeTest);
+    CPPUNIT_TEST(testTime);
+    CPPUNIT_TEST(testClockValues);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+void TimeTest::testTime()
+{
+    Time aOrigTime(1, 56, 10);
+    auto nMS = aOrigTime.GetMSFromTime();
+
+    Time aNewTime(0);
+    aNewTime.MakeTimeFromMS(nMS);
+
+    CPPUNIT_ASSERT(bool(aOrigTime == aNewTime));
+}
+
+void TimeTest::testClockValues()
+{
+    double fTime, fFractionOfSecond;
+    sal_uInt16 nHour, nMinute, nSecond;
+
+    fTime = 0.0;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(0), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = 1.0;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(0), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = -1.0;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(0), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = 1.5;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(12), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = -1.5;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(12), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = 0.75;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(18), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = 0.0208333333333333;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(0), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(30), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+
+    fTime = 0.0000115740625;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 3);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(0), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    // Expect this to be a truncated 0.999999
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.999, fFractionOfSecond, 0.0);
+
+    fTime = 0.524268391203704;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 3);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(12), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(34), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(56), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.789, fFractionOfSecond, 0.0);
+
+    fTime = -0.000001;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 13);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(23), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(59), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(59), nSecond);
+    // Expect this to be exact within floating point accuracy.
+    // This is a hairy rounding condition, if it yields problems on any
+    // platform feel free to disable the test for that platform.
+    // At least when doing a 32-bit build on Linux x86 with GCC 8.2.1, when -Os from
+    // gb_COMPILEROPTFLAGS in solenv/gbuild/platform/LINUX_INTEL_GCC.mk is overridden by -O1 (or
+    // higher) passed into CXXFLAGS, the test fails with an actual value of 0.9136, for reasons not
+    // investigated further:
+#if !(defined __GNUC__ && !defined __clang__ && defined X86 && defined __OPTIMIZE__                \
+      && !defined __OPTIMIZE_SIZE__)
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.9135999999999, fFractionOfSecond,
+                                         1e-14);
+#endif
+
+    fTime = -0.000001;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 4);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(23), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(59), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(59), nSecond);
+    // Expect this to be rounded.
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.9136, fFractionOfSecond, 0.0);
+
+    fTime = -0.00000000001;
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 4);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(23), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(59), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(59), nSecond);
+    // Expect this to be a truncated 0.999999
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.9999, fFractionOfSecond, 0.0);
+
+    fTime = -1e-24; // value insignificant for time
+    Time::GetClock(fTime, nHour, nMinute, nSecond, fFractionOfSecond, 0);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Hour value.", sal_uInt16(0), nHour);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Minute value.", sal_uInt16(0), nMinute);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Second value.", sal_uInt16(0), nSecond);
+    CPPUNIT_ASSERT_DOUBLES_EQUAL_MESSAGE("Fraction value.", 0.0, fFractionOfSecond, 0.0);
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(TimeTest);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */