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#!/bin/sh
# Copyright 2025 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 -e
readonly ROOT="$(pwd)"
readonly DEDUPLICATE="${ROOT}/bin/deduplicate-tool-under-test"
readonly GIT_IMPORT="${ROOT}/bin/git-import-under-test"
readonly JUST="${ROOT}/bin/tool-under-test"
readonly JUST_MR="${ROOT}/bin/mr-tool-under-test"
readonly LBR="${TEST_TMPDIR}/local-build-root"
readonly OUT="${TEST_TMPDIR}/build-output"
readonly REPO_DIRS="${TEST_TMPDIR}/repos"
mkdir -p "${OUT}"
COMPAT=""
if [ "${COMPATIBLE:-}" = "YES" ]; then
COMPAT="--compatible"
fi
# Set up repo foo
readonly FOO_REPO="${REPO_DIRS}/foo"
readonly FOO_NESTED_DIR="${FOO_REPO}/src/nested_dir/nested_dir_2"
mkdir -p "${FOO_NESTED_DIR}"
echo "content" > "${FOO_NESTED_DIR}/file"
cd "${FOO_REPO}"
echo
echo "Creating TARGETS at ${FOO_REPO}:"
cat > TARGETS << 'EOF'
{ "": {"type": "export", "target": "test"}
, "test":
{ "type": "install"
, "deps": [["TREE", null, "src"]]
}
}
EOF
echo
echo "Creating repos.json at ${FOO_REPO}:"
cat > repos.json <<'EOF'
{ "repositories":
{ "":
{ "repository":
{ "type": "file"
, "path": "."
, "pragma": {"to_git": true}
}
}
}
}
EOF
cat repos.json
echo
git init
git checkout --orphan foomaster
git config user.name 'Nobody'
git config user.email 'nobody@example.org'
git add .
git commit -m 'Add foo' 2>&1
# Set up repo bar
readonly BAR_REPO="${REPO_DIRS}/bar"
mkdir -p "${BAR_REPO}"
cd "${BAR_REPO}"
echo
echo "Creating repos.template.json at ${BAR_REPO}:"
cat > repos.template.json << EOF
{ "repositories":
{ "":
{ "repository":
{ "type": "tree structure"
, "repo": "foo"
}
}
}
}
EOF
cat repos.template.json
# Import foo to bar
"${GIT_IMPORT}" -C repos.template.json --as foo -b foomaster "${REPO_DIRS}/foo" \
2>&1 > repos.json
echo repos.json
cat repos.json
echo
git init
git checkout --orphan barmaster
git config user.name 'Nobody'
git config user.email 'nobody@example.org'
git add .
git commit -m 'Add bar' 2>&1
# Set up main repo
readonly MAIN_ROOT="${REPO_DIRS}/main"
mkdir -p "${MAIN_ROOT}"
cd "${MAIN_ROOT}"
touch ROOT
echo
echo "Creating TARGETS at ${MAIN_ROOT}:"
cat > TARGETS << 'EOF'
{ "": {"type": "export", "target": "gen"}
, "gen":
{ "type": "generic"
, "cmds": ["ls -R src > out.txt"]
, "outs": ["out.txt"]
, "deps": [["TREE", null, "src"]]
}
}
EOF
cat TARGETS
echo
echo "Creating TARGETS.result at ${MAIN_ROOT}:"
cat > TARGETS.result << 'EOF'
{ "rename_1":
{ "type": "generic"
, "cmds": ["mv out.txt foo.txt"]
, "outs": ["foo.txt"]
, "deps": [["@", "structure_1", "", ""]]
}
, "rename_2":
{ "type": "generic"
, "cmds": ["mv out.txt bar.txt"]
, "outs": ["bar.txt"]
, "deps": [["@", "structure_2", "", ""]]
}
, "":
{ "type": "generic"
, "cmds": ["cat foo.txt bar.txt > out.txt"]
, "outs": ["out.txt"]
, "deps": ["rename_1", "rename_2"]
}
}
EOF
cat TARGETS.result
echo
echo "Creating repos.template.json at ${MAIN_ROOT}:"
cat > repos.template.json << EOF
{ "repositories":
{ "targets":
{ "repository":
{ "type": "file"
, "path": "."
, "pragma": {"to_git": true}
}
}
, "structure":
{ "repository": "bar"
, "target_root": "targets"
}
, "structure_2":
{ "repository":
{ "type": "tree structure"
, "repo": "foo"
}
, "target_root": "targets"
}
, "result":
{ "repository":
{ "type": "file"
, "path": "."
, "pragma": {"to_git": true}
}
, "target_root": "targets"
, "target_file_name": "TARGETS.result"
, "bindings":
{ "structure_1": "structure"
, "structure_2": "structure_2"
}
}
}
}
EOF
cat repos.template.json
"${GIT_IMPORT}" -C repos.template.json --as foo -b foomaster "${REPO_DIRS}/foo" \
| "${GIT_IMPORT}" -C - --as bar -b barmaster "${REPO_DIRS}/bar" \
2>&1 > repos-full.json
echo repos-full.json
cat repos-full.json
# Dump the graph before deduplication:
echo
"${JUST_MR}" -C repos-full.json --norc --just "${JUST}" \
--local-build-root "${LBR}" --main "result" \
-L '["env", "PATH='"${PATH}"'"]' analyse \
--dump-plain-graph actions-full.json 2>&1
# Run deduplication:
echo
cat repos-full.json | "${DEDUPLICATE}" 2>&1 > repos.json
cat repos.json
echo
# Dump the graph after deduplication:
"${JUST_MR}" -C repos.json --norc --just "${JUST}" \
--local-build-root "${LBR}" --main "result" \
-L '["env", "PATH='"${PATH}"'"]' analyse \
--dump-plain-graph actions.json 2>&1
# Verify that we reduced the number of repositories, but did
# not change the action graph (except for the origins of the actions).
[ $(jq -aM '.repositories | length' repos.json) -lt $(jq -aM '.repositories | length' repos-full.json) ]
cmp actions-full.json actions.json
# Check the result can be built after deduplication:
echo
"${JUST_MR}" -C repos.json --norc --just "${JUST}" \
--local-build-root "${LBR}" --main "result" \
-L '["env", "PATH='"${PATH}"'"]' install \
-o "${OUT}/result" 2>&1
echo OK
|
