test rule with_serve: Pass also the commit trees to the test script

2 files changed, 7 insertions, 1 deletions

diff --git a/test/end-to-end/RULES b/test/end-to-end/RULES
index 84e771f5..2146d1ac 100644
--- a/test/end-to-end/RULES
+++ b/test/end-to-end/RULES
@@ -251,7 +251,8 @@
     , "repos":
       [ "The trees, one per entry, that the just serve instance should have"
       , "available. The respective commits will be generated and passed to the"
-      , "test script as COMMIT_0, COMMIT_1, etc."
+      , "test script as COMMIT_0, COMMIT_1, etc., while their respective root"
+      , "tree identifiers are passed to the test script as TREE_0, TREE_1, etc."
       ]
     }
   , "config_doc":
diff --git a/test/end-to-end/with_serve_test_runner.py b/test/end-to-end/with_serve_test_runner.py
index 25723a2c..b76aefd9 100755
--- a/test/end-to-end/with_serve_test_runner.py
+++ b/test/end-to-end/with_serve_test_runner.py
@@ -190,6 +190,11 @@ for repo in os.listdir("data"):
         stdout=subprocess.PIPE,
         stderr=subprocess.DEVNULL,
         cwd=target).stdout.decode('utf-8').strip()
+    repos_env["TREE_%d" % count] = subprocess.run(
+        ["git", "log", "-n", "1", "--format=%T"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.DEVNULL,
+        cwd=target).stdout.decode('utf-8').strip()
     # increase counter
     count += 1