-This directory contains the tests for the Text library. To run these tests, you
-will need the test data from:
+This directory contains the tests for the Text library. To run these
+tests, you will need the test data from one of the following
+* Mercurial master repository:
-You should extract that archive to the same directory as this README (some tests
+* Git mirror repository:
+You should clone that repository to the same directory as this `README`
+file, then run `make` to uncompress the test files. Many tests will
+fail if the test files are missing.
There are two categories of tests: functional tests (including QuickCheck
properties), and benchmarks.