From 5706fabb8270910188d0234c693c20b8eb82223f Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Thu, 21 Sep 2023 17:02:27 +0200
Subject: Add regression test that --fetch-absent does not store a subtree

... as tree for the whole commit, and thus pollutes subsequent builds.
---
 test/end-to-end/just-mr/fetch-absent.sh | 35 +++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'test')

diff --git a/test/end-to-end/just-mr/fetch-absent.sh b/test/end-to-end/just-mr/fetch-absent.sh
index 2a753bc5..16f1877f 100644
--- a/test/end-to-end/just-mr/fetch-absent.sh
+++ b/test/end-to-end/just-mr/fetch-absent.sh
@@ -23,6 +23,7 @@ readonly JUST_MR="${PWD}/bin/mr-tool-under-test"
 readonly LBR="${TEST_TMPDIR}/local-build-root"
 readonly OUT="${TEST_TMPDIR}/out"
 readonly OUT2="${TEST_TMPDIR}/out2"
+readonly OUT3="${TEST_TMPDIR}/out3"
 
 mkdir work
 cd work
@@ -75,4 +76,38 @@ grep 42 "${OUT}/out.txt"
              --fetch-absent install -o "${OUT2}" 2>&1
 grep 42 "${OUT2}/out.txt"
 
+# Now take the same repo, but without the subdir, to ensure we did not
+# cache a wrong association.
+cat > repos.json <<EOF
+{ "repositories":
+  { "":
+    { "repository":
+      { "type": "git"
+      , "commit": "$COMMIT_0"
+      , "pragma": {"absent": true}
+      , "repository": "http://non-existent.example.org/data.git"
+      , "branch": "master"
+      }
+    , "target_root": "targets"
+    }
+  , "targets": {"repository": {"type": "file", "path": "targets"}}
+  }
+}
+EOF
+cat > targets/TARGETS <<'EOF'
+{ "":
+  { "type": "generic"
+  , "outs": ["out.txt"]
+  , "cmds": ["head -c 1 src/4.txt > out.txt", "cat src/2.txt >> out.txt"]
+  , "deps": ["src/4.txt", "src/2.txt"]
+  }
+}
+EOF
+"${JUST_MR}" --norc --local-build-root "${LBR}" \
+             --remote-serve-address ${SERVE} \
+             -r ${REMOTE_EXECUTION_ADDRESS} \
+             --just "${JUST}" \
+             --fetch-absent install -o "${OUT3}" 2>&1
+grep 42 "${OUT3}/out.txt"
+
 echo DONE
-- 
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