test: Check 'git tree' fetch from remote execution and --backup-to-remote

2 files changed, 117 insertions, 0 deletions

diff --git a/test/end-to-end/just-mr/TARGETS b/test/end-to-end/just-mr/TARGETS
index e9a4d20b..f067acdb 100644
--- a/test/end-to-end/just-mr/TARGETS
+++ b/test/end-to-end/just-mr/TARGETS
@@ -83,6 +83,13 @@
   , "test": ["fetch-remote.sh"]
   , "deps": [["end-to-end", "mr-tool-under-test"]]
   }
+, "fetch-remote-git-tree":
+  { "type": ["end-to-end", "with remote"]
+  , "name": ["fetch-remote-git-tree"]
+  , "test": ["fetch-remote-git-tree.sh"]
+  , "deps":
+    [["end-to-end", "mr-tool-under-test"], ["end-to-end", "tool-under-test"]]
+  }
 , "absent-roots":
   { "type": ["@", "rules", "shell/test", "script"]
   , "name": ["absent-roots"]
@@ -191,6 +198,7 @@
               , "then": []
               , "else":
                 [ "fetch-remote"
+                , "fetch-remote-git-tree"
                 , "fetch-absent"
                 , "absent-config"
                 , "fetch-absent-archives"
diff --git a/test/end-to-end/just-mr/fetch-remote-git-tree.sh b/test/end-to-end/just-mr/fetch-remote-git-tree.sh
new file mode 100644
index 00000000..ffacbcc8
--- /dev/null
+++ b/test/end-to-end/just-mr/fetch-remote-git-tree.sh
@@ -0,0 +1,109 @@
+#!/bin/sh
+# Copyright 2023 Huawei Cloud Computing Technology Co., Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+set -eu
+
+readonly JUST="${PWD}/bin/tool-under-test"
+readonly JUST_MR="${PWD}/bin/mr-tool-under-test"
+readonly LBR="${TEST_TMPDIR}/local-build-root"
+readonly LOCAL_TMPDIR="${TEST_TMPDIR}/local-tmpdir"
+readonly INSTALL_DIR="${TEST_TMPDIR}/install-dir"
+
+# A standard remote-execution server is given by the test infrastructure
+REMOTE_EXECUTION_ARGS="-r ${REMOTE_EXECUTION_ADDRESS}"
+
+# Set up folder
+mkdir -p bin
+cat > bin/mock-tree <<EOF
+#!/bin/sh
+mkdir -p foo/bar
+echo "test data" > foo/bar/data.txt
+EOF
+chmod 755 bin/mock-tree
+export PATH="${PWD}/bin:${PATH}"
+
+# get the tree identifier
+mkdir -p work
+( cd work
+  mock-tree
+  git init
+  git config user.email "nobody@example.org"
+  git config user.name "Nobody"
+  git add -f .
+  git commit -m "Sample output" 2>&1
+)
+readonly TREE_ID=$(cd work && git log -n 1 --format='%T')
+rm -rf work
+echo "dir as tree ${TREE_ID}"
+
+# Setup sample repository config
+touch ROOT
+cat > repos.json <<EOF
+{ "repositories":
+  { "":
+    { "repository":
+      { "type": "git tree"
+      , "id": "${TREE_ID}"
+      , "cmd": ["mock-tree"]
+      , "inherit env": ["PATH"]
+      }
+    }
+  }
+}
+EOF
+cat repos.json
+
+# Fetch while backing up to remote
+"${JUST_MR}" --norc --local-build-root "${LBR}" \
+             ${REMOTE_EXECUTION_ARGS} fetch -o "${LOCAL_TMPDIR}" \
+             --backup-to-remote 2>&1
+
+# Check that tree was fetched
+"${JUST}" install-cas --local-build-root "${LBR}" -o "${INSTALL_DIR}" \
+          "${TREE_ID}::t" 2>&1
+test "$(cat "${INSTALL_DIR}/foo/bar/data.txt")" = "test data"
+
+# Clean build root and dirs
+rm -rf "${LBR}"
+rm -rf "${LOCAL_TMPDIR}"
+rm -rf "${INSTALL_DIR}"
+
+# Now remove the generating script from the repository description
+cat > repos.json <<EOF
+{ "repositories":
+  { "":
+    { "repository":
+      { "type": "git tree"
+      , "id": "${TREE_ID}"
+      , "cmd": ["non_existent_script.sh"]
+      }
+    }
+  }
+}
+EOF
+cat repos.json
+
+# Fetch using only the remote backup
+"${JUST_MR}" --norc --local-build-root "${LBR}" \
+             ${REMOTE_EXECUTION_ARGS} fetch -o "${LOCAL_TMPDIR}" 2>&1
+
+# Check that tree was fetched
+"${JUST}" install-cas --local-build-root "${LBR}" -o "${INSTALL_DIR}" \
+          "${TREE_ID}::t" 2>&1
+test "$(cat "${INSTALL_DIR}/foo/bar/data.txt")" = "test data"
+
+
+echo OK