User guide: Document TESTS build option
Change-Id: If9f6dfa4547e4ed62764cf8dc2fd0b767134b2e7
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
diff --git a/docs/user-guide.rst b/docs/user-guide.rst
index b638c68..e989a56 100644
--- a/docs/user-guide.rst
+++ b/docs/user-guide.rst
@@ -380,9 +380,15 @@
multiple reports: 'uart:raw semihosting:junit'. The files stored on
semihosting are named 'tftf_report_junit.xml' and 'tftf_report_raw.txt'.
-- ``TESTS_FILE``: Path to the XML file listing the tests to run. Default is
- ``plat/<platform>/tests.xml`` if it exists, otherwise it falls back to
- ``tftf/tests/tests-common.xml``.
+- ``TESTS``: Set of tests to run. Use the following command to list all
+ possible sets of tests:
+
+ ::
+
+ make help_tests
+
+ If no set of tests is specified, the standard tests will be selected (see
+ ``tftf/tests/tests-standard.xml``).
- ``USE_NVM``: Used to select the location of test results. It can take either 0
(RAM) or 1 (non-volatile memory like flash) as test results storage. Default