Fix broken documentation

Author: disa6302

docs/linux.md

@@ -207,12 +207,27 @@ For additional examples on using Kinesis Video Streams Java SDK and  Kinesis Vid
 
 ##### Running C++ unit tests
 
-**Note:** Please set the [credentials](https://github.com/awslabs/amazon-kinesis-video-streams-producer-sdk-cpp/blob/master/install-instructions-linux.md#setting-credentials-in-environment-variables) before running the unit tests.
+**Note:** Please set the credentials before running the unit tests:
+
+```
+$ export AWS_ACCESS_KEY_ID=YourAccessKeyId
+$ export AWS_SECRET_ACCESS_KEY=YourSecretAccessKey
+optionally, set AWS_SESSION_TOKEN if integrating with temporary token and AWS_DEFAULT_REGION for the region other than us-west-2
+```
 
 The executable for **unit tests** will be built as `./tst/producer_test` inside the `build` directory. Launch it and it will run the unit test and kick off dummy frame streaming.
 
-##### Enabling verbose logs
-Define `HEAP_DEBUG` and `LOG_STREAMING` C-defines by uncommenting the appropriate lines in CMakeList.txt
+##### Running GStreamer Unit tests
+
+**Note:** Please set the credentials before running the unit tests:
+
+```
+$ export AWS_ACCESS_KEY_ID=YourAccessKeyId
+$ export AWS_SECRET_ACCESS_KEY=YourSecretAccessKey
+optionally, set AWS_SESSION_TOKEN if integrating with temporary token and AWS_DEFAULT_REGION for the region other than us-west-2
+```
+
+The executable for **GStreamer unit tests** will be built as `./tst/gstkvsplugintest` inside the `build` directory. Launch it and it will run the unit test and kick off dummy frame streaming.
 
 ----
 #####  How to configure logging for producer SDK sample applications.

docs/macos.md

@@ -149,12 +149,28 @@ For additional examples on using Kinesis Video Streams Java SDK and  Kinesis Vid
 ##### [Kinesis Video Streams Android SDK](https://github.com/awslabs/aws-sdk-android-samples/tree/master/AmazonKinesisVideoDemoApp)
 -----
 
-##### Running C++ Unit tests
+##### Running C++ unit tests
 
-The executable for **unit tests** will be built as `./tst/producerTest` inside the `build` directory. Launch it and it will run the unit test and kick off dummy frame streaming.
+**Note:** Please set the credentials before running the unit tests:
+
+```
+$ export AWS_ACCESS_KEY_ID=YourAccessKeyId
+$ export AWS_SECRET_ACCESS_KEY=YourSecretAccessKey
+optionally, set AWS_SESSION_TOKEN if integrating with temporary token and AWS_DEFAULT_REGION for the region other than us-west-2
+```
+
+The executable for **unit tests** will be built as `./tst/producer_test` inside the `build` directory. Launch it and it will run the unit test and kick off dummy frame streaming.
 
 ##### Running GStreamer Unit tests
 
+**Note:** Please set the credentials before running the unit tests:
+
+```
+$ export AWS_ACCESS_KEY_ID=YourAccessKeyId
+$ export AWS_SECRET_ACCESS_KEY=YourSecretAccessKey
+optionally, set AWS_SESSION_TOKEN if integrating with temporary token and AWS_DEFAULT_REGION for the region other than us-west-2
+```
+
 The executable for **GStreamer unit tests** will be built as `./tst/gstkvsplugintest` inside the `build` directory. Launch it and it will run the unit test and kick off dummy frame streaming.