| #!/bin/bash |
| # |
| # Copyright 2017 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. |
| |
| # Tests that the Skylark interpreter is reading flags passed in on the command |
| # line, in several different evaluation contexts. |
| # |
| # The --internal_skylark_flag_test_canary flag is built into |
| # SkylarkSemanticsOptions specifically for this test suite. |
| |
| # Load the test setup defined in the parent directory |
| CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" |
| source "${CURRENT_DIR}/../integration_test_setup.sh" \ |
| || { echo "integration_test_setup.sh not found!" >&2; exit 1; } |
| |
| MARKER="<== skylark flag test ==>" |
| |
| function setup_package() { |
| mkdir -p test |
| cat > test/BUILD <<'EOF' |
| load(":test.bzl", "macro") |
| |
| print("In BUILD: ") |
| |
| macro() |
| EOF |
| cat >test/test.bzl <<'EOF' |
| print("In bzl: ") |
| |
| def _rule_impl(ctx): |
| print("In rule: ") |
| |
| some_rule = rule( |
| implementation = _rule_impl, |
| ) |
| |
| def _aspect_impl(target, ctx): |
| print("In aspect: ") |
| return [] |
| |
| some_aspect = aspect( |
| implementation = _aspect_impl, |
| ) |
| |
| def macro(): |
| print("In macro: ") |
| some_rule(name="some_target") |
| EOF |
| } |
| |
| function test_sanity() { |
| # Control test: Make sure the print strings appear, and the marker string |
| # doesn't appear, when we don't pass the flag. |
| setup_package |
| bazel build //test:some_target --aspects test/test.bzl%some_aspect \ |
| &>"$TEST_log" || fail "bazel build failed"; |
| fail_msg="Marker string '$MARKER' was seen even though " |
| fail_msg+="--internal_skylark_flag_test_canary wasn't passed" |
| expect_not_log "$MARKER" "$fail_msg" |
| expect_log "In BUILD: " "Did not find BUILD print output" |
| expect_log "In bzl: " "Did not find .bzl print output" |
| expect_log "In macro: " "Did not find macro print output" |
| expect_log "In rule: " "Did not find rule print output" |
| # TODO(brandjon): If we add computed default functions as per below, add a |
| # sanity check for it here too. |
| expect_log "In aspect: " "Did not find aspect print output" |
| } |
| |
| function test_skylark_flags() { |
| # Check that the marker string appears when we pass the flag. |
| setup_package |
| bazel build //test:some_target --aspects test/test.bzl%some_aspect \ |
| --internal_skylark_flag_test_canary \ |
| &>"$TEST_log" || fail "bazel build failed"; |
| expect_log "In BUILD: $MARKER" \ |
| "Skylark flags are not propagating to BUILD file evaluation" |
| expect_log "In bzl: $MARKER" \ |
| "Skylark flags are not propagating to .bzl file evaluation" |
| expect_log "In macro: $MARKER" \ |
| "Skylark flags are not propagating to macro evaluation" |
| expect_log "In rule: $MARKER" \ |
| "Skylark flags are not propagating to rule implementation function evaluation" |
| # TODO(brandjon): Once we're no long dropping print() output in computed |
| # default functions, also test that we're propagating flags there. |
| # Alternatively, this could be tested by having conditional code that crashes |
| # while evaluating the Skylark function iff the flag is set. |
| expect_log "In aspect: $MARKER" \ |
| "Skylark flags are not propagating to aspect implementation function evaluation" |
| } |
| |
| |
| run_suite "skylark_flag_test" |