TESTS: Add unit tests for DateTime

tests/common/datetime.cpp

@@ -0,0 +1,49 @@
+/* xoreos - A reimplementation of BioWare's Aurora engine
+ *
+ * xoreos is the legal property of its developers, whose names
+ * can be found in the AUTHORS file distributed with this source
+ * distribution.
+ *
+ * xoreos is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * xoreos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with xoreos. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file
+ *  Unit tests for the DateTime class.
+ */
+
+#include "gtest/gtest.h"
+
+#include "src/common/error.h"
+#include "src/common/datetime.h"
+
+GTEST_TEST(DateTime, invalid) {
+	EXPECT_THROW(Common::DateTime("Foobar"), Common::Exception);
+}
+
+GTEST_TEST(DateTime, valid) {
+	const Common::DateTime dateTime("20160825T235506");
+
+	EXPECT_EQ(dateTime.getYear  (), 2016);
+	EXPECT_EQ(dateTime.getMonth (),    8);
+	EXPECT_EQ(dateTime.getDay   (),   25);
+	EXPECT_EQ(dateTime.getHour  (),   23);
+	EXPECT_EQ(dateTime.getMinute(),   55);
+	EXPECT_EQ(dateTime.getSecond(),    6);
+}
+
+GTEST_TEST(DateTime, format) {
+	const Common::DateTime dateTime("20160825T235506");
+
+	EXPECT_STREQ(dateTime.formatDateTimeISO('T', '-', ':').c_str(), "2016-08-25T23:55:06");
+}

tests/common/rules.mk

@@ -69,3 +69,8 @@ check_PROGRAMS                      += tests/common/test_binsearch
 tests_common_test_binsearch_SOURCES  = tests/common/binsearch.cpp
 tests_common_test_binsearch_LDADD    = $(common_LIBS)
 tests_common_test_binsearch_CXXFLAGS = $(test_CXXFLAGS)
+
+check_PROGRAMS                     += tests/common/test_datetime
+tests_common_test_datetime_SOURCES  = tests/common/datetime.cpp
+tests_common_test_datetime_LDADD    = $(common_LIBS)
+tests_common_test_datetime_CXXFLAGS = $(test_CXXFLAGS)