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pkgs/development/tools/build-managers/bazel/bazel_7/tests.nix
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,148 @@ | ||
| { lib | ||
| # tooling | ||
| , fetchFromGitHub | ||
| , newScope | ||
| , runCommandCC | ||
| , stdenv | ||
| # inputs | ||
| , Foundation | ||
| , bazel_self | ||
| , distDir | ||
| , lr | ||
| , repoCache | ||
| , runJdk | ||
| , xe | ||
| }: | ||
| let | ||
| inherit (stdenv.hostPlatform) isDarwin; | ||
|
|
||
| runLocal = name: attrs: script: | ||
| let | ||
| attrs' = removeAttrs attrs [ "buildInputs" ]; | ||
| buildInputs = attrs.buildInputs or [ ]; | ||
| in | ||
| runCommandCC name | ||
| ({ | ||
| inherit buildInputs; | ||
| preferLocalBuild = true; | ||
| meta.platforms = bazel_self.meta.platforms; | ||
| } // attrs') | ||
| script; | ||
|
|
||
| # bazel wants to extract itself into $install_dir/install every time it runs, | ||
| # so let’s do that only once. | ||
| extracted = bazelPkg: | ||
| let | ||
| install_dir = | ||
| # `install_base` field printed by `bazel info`, minus the hash. | ||
| # yes, this path is kinda magic. Sorry. | ||
| "$HOME/.cache/bazel/_bazel_nixbld"; | ||
| in | ||
| runLocal "bazel-extracted-homedir" { passthru.install_dir = install_dir; } '' | ||
| export HOME=$(mktemp -d) | ||
| touch WORKSPACE # yeah, everything sucks | ||
| install_base="$(${bazelPkg}/bin/bazel info install_base)" | ||
| # assert it’s actually below install_dir | ||
| [[ "$install_base" =~ ${install_dir} ]] \ | ||
| || (echo "oh no! $install_base but we are \ | ||
| trying to copy ${install_dir} to $out instead!"; exit 1) | ||
| cp -R ${install_dir} $out | ||
| ''; | ||
|
|
||
| bazelTest = { name, bazelScript, workspaceDir, bazelPkg, buildInputs ? [ ] }: | ||
| runLocal name | ||
| { | ||
| inherit buildInputs; | ||
| # Necessary for the tests to pass on Darwin with sandbox enabled. | ||
| __darwinAllowLocalNetworking = true; | ||
| } | ||
| '' | ||
| # Bazel needs a real home for self-extraction and internal cache | ||
| export HOME=$(mktemp -d) | ||
| ${# Concurrent bazel invocations have the same workspace path. | ||
| # On darwin, for some reason, it means they access and corrupt the same execroot. | ||
| # Having a different workspace path ensures we use different execroots. | ||
| # A different user seems to be enough for a different bazel cache root. | ||
| lib.optionalString isDarwin '' | ||
| export USER=$(basename $HOME) | ||
| # cd $(mktemp --tmpdir=. -d) | ||
| '' | ||
| } | ||
| ${# Speed-up tests by caching bazel extraction. | ||
| # Except on Darwin, because nobody knows how Darwin works. | ||
| let bazelExtracted = extracted bazelPkg; | ||
| in lib.optionalString (!isDarwin) '' | ||
| mkdir -p ${bazelExtracted.install_dir} | ||
| cp -R ${bazelExtracted}/install ${bazelExtracted.install_dir} | ||
| # https://stackoverflow.com/questions/47775668/bazel-how-to-skip-corrupt-installation-on-centos6 | ||
| # Bazel checks whether the mtime of the install dir files | ||
| # is >9 years in the future, otherwise it extracts itself again. | ||
| # see PosixFileMTime::IsUntampered in src/main/cpp/util | ||
| # What the hell bazel. | ||
| ${lr}/bin/lr -0 -U ${bazelExtracted.install_dir} | ${xe}/bin/xe -N0 -0 touch --date="9 years 6 months" {} | ||
| '' | ||
| } | ||
| ${# Note https://github.com/bazelbuild/bazel/issues/5763#issuecomment-456374609 | ||
| # about why to create a subdir for the workspace. | ||
| '' cp -r ${workspaceDir} wd && chmod u+w wd && cd wd '' | ||
| } | ||
| ${# run the actual test snippet | ||
| bazelScript | ||
| } | ||
| ${# Try to keep darwin clean of our garbage | ||
| lib.optionalString isDarwin '' | ||
| rm -rf $HOME || true | ||
| '' | ||
| } | ||
| touch $out | ||
| ''; | ||
|
|
||
| bazel-examples = fetchFromGitHub { | ||
| owner = "bazelbuild"; | ||
| repo = "examples"; | ||
| rev = "93564e1f1e7a3c39d6a94acee12b8d7b74de3491"; | ||
| hash = "sha256-DaPKp7Sn5uvfZRjdDx6grot3g3B7trqCyL0TRIdwg98="; | ||
| }; | ||
|
|
||
| callBazelTest = newScope { | ||
| inherit runLocal bazelTest bazel-examples distDir; | ||
| inherit Foundation; | ||
| extraBazelArgs = '' | ||
| --repository_cache=${repoCache} \ | ||
| --repo_env=JAVA_HOME=${runJdk}${if isDarwin then "/zulu-17.jdk/Contents/Home" else "/lib/openjdk"} \ | ||
| ''; | ||
| bazel = bazel_self; | ||
| }; | ||
|
|
||
| bazelWithNixHacks = bazel_self.override { enableNixHacks = true; }; | ||
|
|
||
| in | ||
| (lib.optionalAttrs (!stdenv.hostPlatform.isDarwin) { | ||
| # `extracted` doesn’t work on darwin | ||
| shebang = callBazelTest ../shebang-test.nix { inherit extracted; }; | ||
| }) // { | ||
| bashTools = callBazelTest ../bash-tools-test.nix { }; | ||
| cpp = callBazelTest ../cpp-test.nix { }; | ||
| java = callBazelTest ../java-test.nix { }; | ||
| # TODO: protobuf tests just fail for now. | ||
| #protobuf = callBazelTest ../protobuf-test.nix { }; | ||
| pythonBinPath = callBazelTest ../python-bin-path-test.nix { }; | ||
|
|
||
| bashToolsWithNixHacks = callBazelTest ../bash-tools-test.nix { bazel = bazelWithNixHacks; }; | ||
|
|
||
| cppWithNixHacks = callBazelTest ../cpp-test.nix { bazel = bazelWithNixHacks; }; | ||
| javaWithNixHacks = callBazelTest ../java-test.nix { bazel = bazelWithNixHacks; }; | ||
| #protobufWithNixHacks = callBazelTest ../protobuf-test.nix { bazel = bazelWithNixHacks; }; | ||
| pythonBinPathWithNixHacks = callBazelTest ../python-bin-path-test.nix { bazel = bazelWithNixHacks; }; | ||
|
|
||
| # downstream packages using buildBazelPackage | ||
| # fixed-output hashes of the fetch phase need to be spot-checked manually | ||
| # TODO | ||
| #downstream = recurseIntoAttrs ({ | ||
| # inherit bazel-watcher; | ||
| #}); | ||
| } | ||
|
|