diff --git a/test/openpower-pels/src_test.cpp b/test/openpower-pels/src_test.cpp
new file mode 100644
index 0000000..7af3306
--- /dev/null
+++ b/test/openpower-pels/src_test.cpp
@@ -0,0 +1,82 @@
+#include "extensions/openpower-pels/src.hpp"
+#include "pel_utils.hpp"
+
+#include <gtest/gtest.h>
+
+using namespace openpower::pels;
+
+TEST(SRCTest, UnflattenFlattenTestNoCallouts)
+{
+    auto data = srcDataFactory(TestSRCType::primarySRCNoCallouts);
+
+    Stream stream{data};
+    SRC src{stream};
+
+    EXPECT_TRUE(src.valid());
+
+    EXPECT_EQ(src.header().id, 0x5053);
+    EXPECT_EQ(src.header().size, 0x80);
+    EXPECT_EQ(src.header().version, 0x01);
+    EXPECT_EQ(src.header().subType, 0x01);
+    EXPECT_EQ(src.header().componentID, 0x0202);
+
+    EXPECT_EQ(src.version(), 0x02);
+    EXPECT_EQ(src.flags(), 0x00);
+    EXPECT_EQ(src.hexWordCount(), 9);
+    EXPECT_EQ(src.size(), 0x48);
+
+    const auto& hexwords = src.hexwordData();
+    EXPECT_EQ(0x02020202, hexwords[0]);
+    EXPECT_EQ(0x03030303, hexwords[1]);
+    EXPECT_EQ(0x04040404, hexwords[2]);
+    EXPECT_EQ(0x05050505, hexwords[3]);
+    EXPECT_EQ(0x06060606, hexwords[4]);
+    EXPECT_EQ(0x07070707, hexwords[5]);
+    EXPECT_EQ(0x08080808, hexwords[6]);
+    EXPECT_EQ(0x09090909, hexwords[7]);
+
+    EXPECT_EQ(src.asciiString(), "BD8D5678                        ");
+    EXPECT_FALSE(src.callouts());
+
+    // Flatten
+    std::vector<uint8_t> newData;
+    Stream newStream{newData};
+
+    src.flatten(newStream);
+    EXPECT_EQ(data, newData);
+}
+
+TEST(SRCTest, UnflattenFlattenTest2Callouts)
+{
+    auto data = srcDataFactory(TestSRCType::primarySRC2Callouts);
+
+    Stream stream{data};
+    SRC src{stream};
+
+    EXPECT_TRUE(src.valid());
+
+    // Spot check the SRC fields, but they're the same as above
+    EXPECT_EQ(src.asciiString(), "BD8D5678                        ");
+
+    // There should be 2 callouts
+    const auto& calloutsSection = src.callouts();
+    ASSERT_TRUE(calloutsSection);
+    const auto& callouts = calloutsSection->callouts();
+    EXPECT_EQ(callouts.size(), 2);
+
+    // spot check that each callout has the right substructures
+    EXPECT_TRUE(callouts.front()->fruIdentity());
+    EXPECT_FALSE(callouts.front()->pceIdentity());
+    EXPECT_FALSE(callouts.front()->mru());
+
+    EXPECT_TRUE(callouts.back()->fruIdentity());
+    EXPECT_TRUE(callouts.back()->pceIdentity());
+    EXPECT_TRUE(callouts.back()->mru());
+
+    // Flatten
+    std::vector<uint8_t> newData;
+    Stream newStream{newData};
+
+    src.flatten(newStream);
+    EXPECT_EQ(data, newData);
+}