diff --git a/test/ipmi_writemeta_unittest.cpp b/test/ipmi_writemeta_unittest.cpp
new file mode 100644
index 0000000..2dfbe59
--- /dev/null
+++ b/test/ipmi_writemeta_unittest.cpp
@@ -0,0 +1,72 @@
+#include "ipmi.hpp"
+
+#include <blobs-ipmid/test/manager_mock.hpp>
+#include <cstring>
+
+#include <gtest/gtest.h>
+
+namespace blobs
+{
+using ::testing::ElementsAreArray;
+using ::testing::Return;
+
+// ipmid.hpp isn't installed where we can grab it and this value is per BMC
+// SoC.
+#define MAX_IPMI_BUFFER 64
+
+TEST(BlobWriteMetaTest, ManagerReturnsFailureReturnsFailure)
+{
+    // This verifies a failure from the manager is passed back.
+
+    ManagerMock mgr;
+    size_t dataLen;
+    uint8_t request[MAX_IPMI_BUFFER] = {0};
+    uint8_t reply[MAX_IPMI_BUFFER] = {0};
+    auto req = reinterpret_cast<struct BmcBlobWriteMetaTx*>(request);
+
+    req->cmd = BlobOEMCommands::bmcBlobWrite;
+    req->crc = 0;
+    req->sessionId = 0x54;
+    req->offset = 0x100;
+
+    uint8_t expectedBytes[2] = {0x66, 0x67};
+    std::memcpy(req->data, &expectedBytes[0], sizeof(expectedBytes));
+
+    dataLen = sizeof(struct BmcBlobWriteMetaTx) + sizeof(expectedBytes);
+
+    EXPECT_CALL(
+        mgr, writeMeta(req->sessionId, req->offset,
+                       ElementsAreArray(expectedBytes, sizeof(expectedBytes))))
+        .WillOnce(Return(false));
+
+    EXPECT_EQ(IPMI_CC_INVALID, writeMeta(&mgr, request, reply, &dataLen));
+}
+
+TEST(BlobWriteMetaTest, ManagerReturnsTrueWriteSucceeds)
+{
+    // The case where everything works.
+
+    ManagerMock mgr;
+    size_t dataLen;
+    uint8_t request[MAX_IPMI_BUFFER] = {0};
+    uint8_t reply[MAX_IPMI_BUFFER] = {0};
+    auto req = reinterpret_cast<struct BmcBlobWriteMetaTx*>(request);
+
+    req->cmd = BlobOEMCommands::bmcBlobWrite;
+    req->crc = 0;
+    req->sessionId = 0x54;
+    req->offset = 0x100;
+
+    uint8_t expectedBytes[2] = {0x66, 0x67};
+    std::memcpy(req->data, &expectedBytes[0], sizeof(expectedBytes));
+
+    dataLen = sizeof(struct BmcBlobWriteMetaTx) + sizeof(expectedBytes);
+
+    EXPECT_CALL(
+        mgr, writeMeta(req->sessionId, req->offset,
+                       ElementsAreArray(expectedBytes, sizeof(expectedBytes))))
+        .WillOnce(Return(true));
+
+    EXPECT_EQ(IPMI_CC_OK, writeMeta(&mgr, request, reply, &dataLen));
+}
+} // namespace blobs