diff --git a/src/unit-test-coverage/portable/src/coveragetest-bsd-sockets.c b/src/unit-test-coverage/portable/src/coveragetest-bsd-sockets.c
new file mode 100644
index 000000000..ce3d52592
--- /dev/null
+++ b/src/unit-test-coverage/portable/src/coveragetest-bsd-sockets.c
@@ -0,0 +1,62 @@
+/*
+ *  NASA Docket No. GSC-18,370-1, and identified as "Operating System Abstraction Layer"
+ *
+ *  Copyright (c) 2019 United States Government as represented by
+ *  the Administrator of the National Aeronautics and Space Administration.
+ *  All Rights Reserved.
+ *
+ *  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.
+ */
+
+/**
+ * \brief Coverage test for no network implementation
+ * \ingroup  portable
+ */
+
+#include "os-portable-coveragetest.h"
+#include "os-shared-network.h"
+
+void Test_OS_SocketOpen_Impl(void)
+{
+    OSAPI_TEST_FUNCTION_RC(OS_SocketOpen_Impl, (NULL), OS_ERR_NOT_IMPLEMENTED);
+}
+
+/* ------------------- End of test cases --------------------------------------*/
+
+/* Osapi_Test_Setup
+ *
+ * Purpose:
+ *   Called by the unit test tool to set up the app prior to each test
+ */
+void Osapi_Test_Setup(void)
+{
+    UT_ResetState(0);
+}
+
+/*
+ * Osapi_Test_Teardown
+ *
+ * Purpose:
+ *   Called by the unit test tool to tear down the app after each test
+ */
+void Osapi_Test_Teardown(void) {}
+
+/* UtTest_Setup
+ *
+ * Purpose:
+ *   Registers the test cases to execute with the unit test tool
+ */
+void UtTest_Setup(void)
+{
+    ADD_TEST(OS_SocketOpen_Impl);
+}
diff --git a/src/unit-test-coverage/portable/src/coveragetest-no-network.c b/src/unit-test-coverage/portable/src/coveragetest-no-network.c
new file mode 100644
index 000000000..dfc7f5284
--- /dev/null
+++ b/src/unit-test-coverage/portable/src/coveragetest-no-network.c
@@ -0,0 +1,63 @@
+/*
+ *  NASA Docket No. GSC-18,370-1, and identified as "Operating System Abstraction Layer"
+ *
+ *  Copyright (c) 2019 United States Government as represented by
+ *  the Administrator of the National Aeronautics and Space Administration.
+ *  All Rights Reserved.
+ *
+ *  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.
+ */
+
+/**
+ * \brief Coverage test for no network implementation
+ * \ingroup  portable
+ */
+
+#include "os-portable-coveragetest.h"
+#include "os-shared-network.h"
+
+void Test_No_Network(void)
+{
+    OSAPI_TEST_FUNCTION_RC(OS_NetworkGetID_Impl, (NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_NetworkGetHostName_Impl, (NULL, 0), OS_ERR_NOT_IMPLEMENTED);
+}
+
+/* ------------------- End of test cases --------------------------------------*/
+
+/* Osapi_Test_Setup
+ *
+ * Purpose:
+ *   Called by the unit test tool to set up the app prior to each test
+ */
+void Osapi_Test_Setup(void)
+{
+    UT_ResetState(0);
+}
+
+/*
+ * Osapi_Test_Teardown
+ *
+ * Purpose:
+ *   Called by the unit test tool to tear down the app after each test
+ */
+void Osapi_Test_Teardown(void) {}
+
+/* UtTest_Setup
+ *
+ * Purpose:
+ *   Registers the test cases to execute with the unit test tool
+ */
+void UtTest_Setup(void)
+{
+    ADD_TEST(No_Network);
+}
diff --git a/src/unit-test-coverage/portable/src/coveragetest-no-sockets.c b/src/unit-test-coverage/portable/src/coveragetest-no-sockets.c
index ee26a3a40..34977314c 100644
--- a/src/unit-test-coverage/portable/src/coveragetest-no-sockets.c
+++ b/src/unit-test-coverage/portable/src/coveragetest-no-sockets.c
@@ -19,19 +19,27 @@
  */
 
 /**
- * \brief Coverage test for no socket impelementation"
+ * \brief Coverage test for no socket implementation
  * \ingroup  portable
  */
 
 #include "os-portable-coveragetest.h"
 #include "os-shared-sockets.h"
 
-void Test_OS_SocketOpen_Impl(void)
+void Test_No_Sockets(void)
 {
-    /* Test Case For:
-     * int32 OS_ShellOutputToFile_Impl(uint32 stream_id, const char* Cmd)
-     */
-    OSAPI_TEST_FUNCTION_RC(OS_SocketOpen_Impl, (0), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketOpen_Impl, (NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketBind_Impl, (NULL, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketConnect_Impl, (NULL, NULL, 0), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketAccept_Impl, (NULL, NULL, NULL, 0), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketRecvFrom_Impl, (NULL, NULL, 0, NULL, 0), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketSendTo_Impl, (NULL, NULL, 0, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketGetInfo_Impl, (NULL, NULL), OS_SUCCESS);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketAddrInit_Impl, (NULL, 0), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketAddrToString_Impl, (NULL, 0, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketAddrFromString_Impl, (NULL, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketAddrGetPort_Impl, (NULL, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SocketAddrSetPort_Impl, (NULL, 0), OS_ERR_NOT_IMPLEMENTED);
 }
 
 /* ------------------- End of test cases --------------------------------------*/
@@ -61,5 +69,5 @@ void Osapi_Test_Teardown(void) {}
  */
 void UtTest_Setup(void)
 {
-    ADD_TEST(OS_SocketOpen_Impl);
+    ADD_TEST(No_Sockets);
 }
diff --git a/src/unit-test-coverage/portable/src/coveragetest-no-symtab.c b/src/unit-test-coverage/portable/src/coveragetest-no-symtab.c
new file mode 100644
index 000000000..ad7009970
--- /dev/null
+++ b/src/unit-test-coverage/portable/src/coveragetest-no-symtab.c
@@ -0,0 +1,64 @@
+/*
+ *  NASA Docket No. GSC-18,370-1, and identified as "Operating System Abstraction Layer"
+ *
+ *  Copyright (c) 2019 United States Government as represented by
+ *  the Administrator of the National Aeronautics and Space Administration.
+ *  All Rights Reserved.
+ *
+ *  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.
+ */
+
+/**
+ * \brief Coverage test for no symtab implementation
+ * \ingroup  portable
+ */
+
+#include "os-portable-coveragetest.h"
+#include "os-shared-module.h"
+
+void Test_No_Symtab(void)
+{
+    OSAPI_TEST_FUNCTION_RC(OS_GlobalSymbolLookup_Impl, (NULL, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_ModuleSymbolLookup_Impl, (NULL, NULL, NULL), OS_ERR_NOT_IMPLEMENTED);
+    OSAPI_TEST_FUNCTION_RC(OS_SymbolTableDump_Impl, (NULL, 0), OS_ERR_NOT_IMPLEMENTED);
+}
+
+/* ------------------- End of test cases --------------------------------------*/
+
+/* Osapi_Test_Setup
+ *
+ * Purpose:
+ *   Called by the unit test tool to set up the app prior to each test
+ */
+void Osapi_Test_Setup(void)
+{
+    UT_ResetState(0);
+}
+
+/*
+ * Osapi_Test_Teardown
+ *
+ * Purpose:
+ *   Called by the unit test tool to tear down the app after each test
+ */
+void Osapi_Test_Teardown(void) {}
+
+/* UtTest_Setup
+ *
+ * Purpose:
+ *   Registers the test cases to execute with the unit test tool
+ */
+void UtTest_Setup(void)
+{
+    ADD_TEST(No_Symtab);
+}