In this article you will learn how to copy Test Suites from another Test Plan using Microsoft Test Manager 2010.
If you have already created the test suite in a test plan and want to use the test suite as a similar test suite, then you can copy the test suite from another test plan using Microsoft Test Manager 2010.When you copy a test suite, this does not create duplicate copies of the test cases in your team project. The existing test cases in the test suite that you are copying are just added to the new test suite that you create.For ExampleIf you have created the test suite for login into Trading 1.1 Test Plan, then you can copy this login test suite into the Trading 1.2 Test Plan.You can also add or remove test cases from this copied test suite as required, without affecting the original test suite.Steps to follow
Mastering Unit Testing