| # Copyright 2019 The Bazel Authors. All rights reserved. |
| # |
| # 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. |
| """ Test rule for testing results of NPM package manager interaction mock |
| """ |
| |
| def _test_rule(ctx): |
| out = ctx.actions.declare_file("out.txt") |
| files = ctx.attr.module_source.files |
| found = False |
| for file_ in files.to_list(): |
| if file_.basename == "package.json": |
| compare_version(ctx.actions, file_, out, ctx.attr.version) |
| found = True |
| break |
| if not found: |
| fail("Not found package.json") |
| return [DefaultInfo(files = depset([out]))] |
| |
| test_rule = rule( |
| implementation = _test_rule, |
| attrs = { |
| "module_source": attr.label(), |
| "version": attr.string(), |
| }, |
| ) |
| |
| def compare_version(action_factory, file_, out, expected_version): |
| action_factory.run_shell( |
| mnemonic = "getVersion", |
| inputs = [file_], |
| outputs = [out], |
| command = """result=$(cat ./{file} | grep '"version": "{expected}"' || exit 1) \ |
| && echo $result > ./{out}""".format( |
| file = file_.path, |
| out = out.path, |
| expected = expected_version, |
| ), |
| ) |
