1 files changed, 105 insertions, 0 deletions
diff --git a/test/openpower-pels/bcd_time_test.cpp b/test/openpower-pels/bcd_time_test.cpp
new file mode 100644
index 0000000..6fe761c
--- /dev/null
+++ b/test/openpower-pels/bcd_time_test.cpp
@@ -0,0 +1,105 @@
+/**
+ * Copyright © 2019 IBM Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "extensions/openpower-pels/bcd_time.hpp"
+
+#include <gtest/gtest.h>
+
+using namespace openpower::pels;
+
+TEST(BCDTimeTest, ToBCDTest)
+{
+    EXPECT_EQ(toBCD(0), 0x00);
+    EXPECT_EQ(toBCD(1), 0x01);
+    EXPECT_EQ(toBCD(10), 0x10);
+    EXPECT_EQ(toBCD(99), 0x99);
+    EXPECT_EQ(toBCD(37), 0x37);
+    EXPECT_EQ(toBCD(60), 0x60);
+    EXPECT_EQ(toBCD(12345678), 0x12345678);
+    EXPECT_EQ(toBCD(0xF), 0x15);
+}
+
+TEST(BCDTimeTest, FlattenUnflattenTest)
+{
+    std::vector<uint8_t> data{1, 2, 3, 4, 5, 6, 7, 8};
+    Stream stream{data};
+    BCDTime bcd;
+
+    // Unflatten
+    stream >> bcd;
+
+    EXPECT_EQ(bcd.yearMSB, 1);
+    EXPECT_EQ(bcd.yearLSB, 2);
+    EXPECT_EQ(bcd.month, 3);
+    EXPECT_EQ(bcd.day, 4);
+    EXPECT_EQ(bcd.hour, 5);
+    EXPECT_EQ(bcd.minutes, 6);
+    EXPECT_EQ(bcd.seconds, 7);
+    EXPECT_EQ(bcd.hundredths, 8);
+
+    // Flatten
+    uint8_t val = 0x20;
+    bcd.yearMSB = val++;
+    bcd.yearLSB = val++;
+    bcd.month = val++;
+    bcd.day = val++;
+    bcd.hour = val++;
+    bcd.minutes = val++;
+    bcd.seconds = val++;
+    bcd.hundredths = val++;
+
+    stream.offset(0);
+    stream << bcd;
+
+    for (size_t i = 0; i < 8; i++)
+    {
+        EXPECT_EQ(data[i], 0x20 + i);
+    }
+}
+
+TEST(BCDTimeTest, ConvertTest)
+{
+    // Convert a time_point into BCDTime
+    tm time_tm;
+    time_tm.tm_year = 125;
+    time_tm.tm_mon = 11;
+    time_tm.tm_mday = 31;
+    time_tm.tm_hour = 15;
+    time_tm.tm_min = 23;
+    time_tm.tm_sec = 42;
+    time_tm.tm_isdst = 0;
+
+    auto timepoint = std::chrono::system_clock::from_time_t(mktime(&time_tm));
+    auto timeInBCD = getBCDTime(timepoint);
+
+    EXPECT_EQ(timeInBCD.yearMSB, 0x20);
+    EXPECT_EQ(timeInBCD.yearLSB, 0x25);
+    EXPECT_EQ(timeInBCD.month, 0x12);
+    EXPECT_EQ(timeInBCD.day, 0x31);
+    EXPECT_EQ(timeInBCD.hour, 0x15);
+    EXPECT_EQ(timeInBCD.minutes, 0x23);
+    EXPECT_EQ(timeInBCD.seconds, 0x42);
+    EXPECT_EQ(timeInBCD.hundredths, 0x00);
+}
+
+TEST(BCDTimeTest, ConvertFromMSTest)
+{
+    auto now = std::chrono::system_clock::now();
+    uint64_t ms = std::chrono::duration_cast<std::chrono::milliseconds>(
+                      now.time_since_epoch())
+                      .count();
+
+    ASSERT_EQ(getBCDTime(now), getBCDTime(ms));
+}