Basic-usage.md

+## Configure the testsuite:
+
+You will need to perform this operation each time you clone a new testsuite, or if the configuration format has changed. An error message during the testsuite execution will show you if you have to configure the testsuite again.
+
+```sh
+./ts configure
+```
+
+### Run the testsuite:
+
+```sh
+./ts all
+```
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