blob: e09eaf752900a26129ce3580113c92a649e9103d [file] [log] [blame]
#!/bin/bash
#
# 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.
#
# starlark_configuration_test.sh: integration tests for starlark build
# configurations with external workspaces.
# --- begin runfiles.bash initialization ---
# Copy-pasted from Bazel's Bash runfiles library (tools/bash/runfiles/runfiles.bash).
CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
set -euo pipefail
if [[ ! -d "${RUNFILES_DIR:-/dev/null}" && ! -f "${RUNFILES_MANIFEST_FILE:-/dev/null}" ]]; then
if [[ -f "$0.runfiles_manifest" ]]; then
export RUNFILES_MANIFEST_FILE="$0.runfiles_manifest"
elif [[ -f "$0.runfiles/MANIFEST" ]]; then
export RUNFILES_MANIFEST_FILE="$0.runfiles/MANIFEST"
elif [[ -f "$0.runfiles/bazel_tools/tools/bash/runfiles/runfiles.bash" ]]; then
export RUNFILES_DIR="$0.runfiles"
fi
fi
if [[ -f "${RUNFILES_DIR:-/dev/null}/bazel_tools/tools/bash/runfiles/runfiles.bash" ]]; then
source "${RUNFILES_DIR}/bazel_tools/tools/bash/runfiles/runfiles.bash"
elif [[ -f "${RUNFILES_MANIFEST_FILE:-/dev/null}" ]]; then
source "$(grep -m1 "^bazel_tools/tools/bash/runfiles/runfiles.bash " \
"$RUNFILES_MANIFEST_FILE" | cut -d ' ' -f 2-)"
else
echo >&2 "ERROR: cannot find @bazel_tools//tools/bash/runfiles:runfiles.bash"
exit 1
fi
# --- end runfiles.bash initialization ---
source "$(rlocation "io_bazel/src/test/shell/integration_test_setup.sh")" \
|| { echo "integration_test_setup.sh not found!" >&2; exit 1; }
case "$(uname -s | tr [:upper:] [:lower:])" in
msys*|mingw*|cygwin*)
declare -r is_windows=true
;;
*)
declare -r is_windows=false
;;
esac
if "$is_windows"; then
export MSYS_NO_PATHCONV=1
export MSYS2_ARG_CONV_EXCL="*"
fi
add_to_bazelrc "build --package_path=%workspace%"
#### HELPER FXNS #######################################################
function write_build_setting_bzl() {
declare -r at_workspace="${1:-}"
cat > $pkg/provider.bzl <<EOF
BuildSettingInfo = provider(fields = ['name', 'value'])
EOF
cat > $pkg/build_setting.bzl <<EOF
load("@${WORKSPACE_NAME}//$pkg:provider.bzl", "BuildSettingInfo")
def _build_setting_impl(ctx):
return [BuildSettingInfo(name = ctx.attr.name, value = ctx.build_setting_value)]
drink_attribute = rule(
implementation = _build_setting_impl,
build_setting = config.string(flag = True),
)
EOF
cat > $pkg/rules.bzl <<EOF
load("@${WORKSPACE_NAME}//$pkg:provider.bzl", "BuildSettingInfo")
def _impl(ctx):
_type_name = ctx.attr._type[BuildSettingInfo].name
_type_setting = ctx.attr._type[BuildSettingInfo].value
print(_type_name + "=" + str(_type_setting))
_temp_name = ctx.attr._temp[BuildSettingInfo].name
_temp_setting = ctx.attr._temp[BuildSettingInfo].value
print(_temp_name + "=" + str(_temp_setting))
print("strict_java_deps=" + ctx.fragments.java.strict_java_deps)
drink = rule(
implementation = _impl,
attrs = {
"_type":attr.label(default = Label("$at_workspace//$pkg:type")),
"_temp":attr.label(default = Label("$at_workspace//$pkg:temp")),
},
fragments = ["java"],
)
EOF
cat > $pkg/BUILD <<EOF
load("//$pkg:build_setting.bzl", "drink_attribute")
load("//$pkg:rules.bzl", "drink")
drink(name = 'my_drink')
drink_attribute(
name = 'type',
build_setting_default = 'unknown',
visibility = ['//visibility:public'],
)
drink_attribute(
name = 'temp',
build_setting_default = 'unknown',
visibility = ['//visibility:public'],
)
EOF
}
#### TESTS #############################################################
function test_set_flag_with_workspace_name() {
local -r pkg=$FUNCNAME
mkdir -p $pkg
write_build_setting_bzl "@${WORKSPACE_NAME}"
bazel build //$pkg:my_drink --@//$pkg:type="coffee" \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "type=coffee"
}
function test_reference_inner_repository_flags() {
local -r pkg=$FUNCNAME
local -r subpkg="$pkg/sub"
mkdir -p $subpkg
## set up outer repo
cat > $pkg/WORKSPACE <<EOF
local_repository(
name = "sub",
path = "./sub")
EOF
## set up inner repo
cat > $subpkg/BUILD <<EOF
load(":rules.bzl", "rule_with_transition", "my_flag")
my_flag(
name = "my_flag",
build_setting_default = "saguaro",
)
rule_with_transition(
name = "my_target",
src = ":my_flag",
)
EOF
cat > $subpkg/rules.bzl <<EOF
BuildSettingInfo = provider(fields = ['value'])
def _flag_impl(ctx):
return BuildSettingInfo(value = ctx.build_setting_value)
my_flag = rule(
implementation = _flag_impl,
build_setting = config.string(flag = True),
)
def _my_transition_impl(settings, attr):
print("value before transition: " + settings["@sub//:my_flag"])
return {"@sub//:my_flag": "prickly-pear"}
my_transition = transition(
implementation = _my_transition_impl,
inputs = ["@sub//:my_flag"],
outputs = ["@sub//:my_flag"],
)
def _rule_impl(ctx):
print("value after transition: " + ctx.attr.src[BuildSettingInfo].value)
rule_with_transition = rule(
implementation = _rule_impl,
cfg = my_transition,
attrs = {
"src": attr.label(allow_files = True),
"_whitelist_function_transition":
attr.label(default = "@bazel_tools//tools/whitelists/function_transition_whitelist"),
},
)
EOF
cat > $subpkg/WORKSPACE <<EOF
workspace(name = "sub")
EOF
# from the outer repo
cd $pkg
bazel build @sub//:my_target \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "value before transition: saguaro"
expect_log "value after transition: prickly-pear"
bazel build @sub//:my_target --@sub//:my_flag=prickly-pear \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "value before transition: prickly-pear"
expect_log "value after transition: prickly-pear"
# from the inner repo
cd sub
bazel build :my_target \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "value before transition: saguaro"
expect_log "value after transition: prickly-pear"
bazel build :my_target --//:my_flag=prickly-pear \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "value before transition: prickly-pear"
expect_log "value after transition: prickly-pear"
bazel clean 2>"$TEST_log" || fail "Clean failed"
bazel build :my_target --@sub//:my_flag=prickly-pear \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "value before transition: prickly-pear"
expect_log "value after transition: prickly-pear"
bazel clean 2>"$TEST_log" || fail "Clean failed"
bazel build :my_target --@//:my_flag=prickly-pear \
> output 2>"$TEST_log" || fail "Expected success"
expect_log "value before transition: prickly-pear"
expect_log "value after transition: prickly-pear"
}
run_suite "${PRODUCT_NAME} starlark configurations tests"