You have a test case with a data source, a test step that uses the data source, and a data source loop executed during the test run. Now you can run your test case.
To run the test case, click 
on the test case toolbar.
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After the test run is over, you can open the Transaction Log to see the details. To do that, click Transaction Log on the test case toolbar.
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Here, you can see the details of the test case run:
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ReadyAPI looped the request test step sending it with different parameter values. All of the executions passed, so the test case passed as well.