| #!/usr/bin/env 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. |
| |
| # --- begin runfiles.bash initialization --- |
| # Copy-pasted from Bazel's Bash runfiles library (tools/bash/runfiles/runfiles.bash). |
| 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 bazel_skylib/tests/unittest.bash)" \ |
| || { echo "Could not source bazel_skylib/tests/unittest.bash" >&2; exit 1; } |
| |
| function import_diff_test() { |
| local -r repo="$1" |
| mkdir -p "${repo}/rules" |
| mkdir -p "${repo}/lib" |
| touch "${repo}/lib/BUILD" |
| touch "${repo}/WORKSPACE" |
| ln -sf "$(rlocation bazel_skylib/rules/diff_test.bzl)" \ |
| "${repo}/rules/diff_test.bzl" |
| ln -sf "$(rlocation bazel_skylib/lib/shell.bzl)" \ |
| "${repo}/lib/shell.bzl" |
| echo "exports_files(['diff_test.bzl'])" > "${repo}/rules/BUILD" |
| } |
| |
| function assert_simple_diff_test() { |
| local -r flags="$1" |
| local -r ws="${TEST_TMPDIR}/$2" |
| local -r subdir="$3" |
| |
| import_diff_test "$ws" |
| touch "$ws/WORKSPACE" |
| mkdir -p "$ws/$subdir" |
| cat >"$ws/${subdir}BUILD" <<'eof' |
| load("//rules:diff_test.bzl", "diff_test") |
| |
| diff_test( |
| name = "same", |
| file1 = "a.txt", |
| file2 = "a.txt", |
| ) |
| |
| diff_test( |
| name = "different", |
| file1 = "a.txt", |
| file2 = "b.txt", |
| ) |
| eof |
| echo foo > "$ws/$subdir/a.txt" |
| echo bar > "$ws/$subdir/b.txt" |
| |
| (cd "$ws" && \ |
| bazel test ${flags} "//${subdir%/}:same" --test_output=errors 1>"$TEST_log" 2>&1 \ |
| || fail "expected success") |
| |
| (cd "$ws" && \ |
| bazel test ${flags} "//${subdir%/}:different" --test_output=errors 1>"$TEST_log" 2>&1 \ |
| && fail "expected failure" || true) |
| expect_log "FAIL: files \"${subdir}a.txt\" and \"${subdir}b.txt\" differ" |
| } |
| |
| function assert_from_ext_repo() { |
| local -r flags="$1" |
| local -r ws="${TEST_TMPDIR}/$2" |
| |
| # Import the rule to an external repository. |
| import_diff_test "$ws/bzl" |
| mkdir -p "$ws/ext1/foo" "$ws/main/ext1/foo" "$ws/ext2/foo" "$ws/main/ext2/foo" |
| cat >"$ws/main/WORKSPACE" <<'eof' |
| local_repository( |
| name = "bzl", |
| path = "../bzl", |
| ) |
| |
| local_repository( |
| name = "ext1", |
| path = "../ext1", |
| ) |
| |
| local_repository( |
| name = "ext2", |
| path = "../ext2", |
| ) |
| eof |
| |
| # @ext1 has source files |
| touch "$ws/ext1/WORKSPACE" |
| echo 'exports_files(["foo.txt"])' >"$ws/ext1/foo/BUILD" |
| echo 'foo' > "$ws/ext1/foo/foo.txt" |
| |
| # @//ext1/foo has different files than @ext1//foo |
| echo 'exports_files(["foo.txt"])' >"$ws/main/ext1/foo/BUILD" |
| echo 'not foo' > "$ws/main/ext1/foo/foo.txt" |
| |
| # @ext2 has generated files |
| touch "$ws/ext2/WORKSPACE" |
| cat >"$ws/ext2/foo/BUILD" <<'eof' |
| genrule( |
| name = "gen", |
| outs = [ |
| "foo.txt", |
| "bar.txt", |
| ], |
| cmd = "echo 'foo' > $(location foo.txt) && echo 'bar' > $(location bar.txt)", |
| visibility = ["//visibility:public"], |
| ) |
| eof |
| |
| # @//ext2/foo has different files than @ext2//foo |
| cat >"$ws/main/ext2/foo/BUILD" <<'eof' |
| genrule( |
| name = "gen", |
| outs = ["foo.txt"], |
| cmd = "echo 'not foo' > $@", |
| visibility = ["//visibility:public"], |
| ) |
| eof |
| |
| cat >"$ws/main/BUILD" <<'eof' |
| load("@bzl//rules:diff_test.bzl", "diff_test") |
| |
| diff_test( |
| name = "same", |
| file1 = "@ext1//foo:foo.txt", |
| file2 = "@ext2//foo:foo.txt", |
| ) |
| |
| diff_test( |
| name = "different1", |
| file1 = "@ext1//foo:foo.txt", |
| file2 = "@ext2//foo:bar.txt", |
| ) |
| |
| diff_test( |
| name = "different2", |
| file1 = "@ext1//foo:foo.txt", |
| file2 = "//ext1/foo:foo.txt", |
| ) |
| |
| diff_test( |
| name = "different3", |
| file1 = "//ext2/foo:foo.txt", |
| file2 = "@ext2//foo:foo.txt", |
| ) |
| eof |
| |
| (cd "$ws/main" && \ |
| bazel test ${flags} //:same --test_output=errors 1>"$TEST_log" 2>&1 \ |
| || fail "expected success") |
| |
| (cd "$ws/main" && \ |
| bazel test ${flags} //:different1 --test_output=errors 1>"$TEST_log" 2>&1 \ |
| && fail "expected failure" || true) |
| expect_log 'FAIL: files "external/ext1/foo/foo.txt" and "external/ext2/foo/bar.txt" differ' |
| |
| (cd "$ws/main" && \ |
| bazel test ${flags} //:different2 --test_output=errors 1>"$TEST_log" 2>&1 \ |
| && fail "expected failure" || true) |
| expect_log 'FAIL: files "external/ext1/foo/foo.txt" and "ext1/foo/foo.txt" differ' |
| |
| (cd "$ws/main" && \ |
| bazel test ${flags} //:different3 --test_output=errors 1>"$TEST_log" 2>&1 \ |
| && fail "expected failure" || true) |
| expect_log 'FAIL: files "ext2/foo/foo.txt" and "external/ext2/foo/foo.txt" differ' |
| } |
| |
| function test_simple_diff_test_with_legacy_external_runfiles() { |
| assert_simple_diff_test "--enable_runfiles --legacy_external_runfiles" "${FUNCNAME[0]}" "" |
| } |
| |
| function test_simple_diff_test_without_legacy_external_runfiles() { |
| assert_simple_diff_test "--enable_runfiles --nolegacy_external_runfiles" "${FUNCNAME[0]}" "" |
| } |
| |
| function test_simple_diff_test_with_manifest() { |
| assert_simple_diff_test "--noenable_runfiles" "${FUNCNAME[0]}" "" |
| } |
| |
| function test_directory_named_external_with_legacy_external_runfiles() { |
| assert_simple_diff_test "--enable_runfiles --legacy_external_runfiles" "${FUNCNAME[0]}" "path/to/direcotry/external/in/name/" |
| } |
| |
| function test_directory_named_external_without_legacy_external_runfiles() { |
| assert_simple_diff_test "--enable_runfiles --nolegacy_external_runfiles" "${FUNCNAME[0]}" "path/to/direcotry/external/in/name/" |
| } |
| |
| function test_directory_named_external_with_manifest() { |
| assert_simple_diff_test "--noenable_runfiles" "${FUNCNAME[0]}" "path/to/direcotry/external/in/name/" |
| } |
| |
| function test_from_ext_repo_with_legacy_external_runfiles() { |
| assert_from_ext_repo "--enable_runfiles --legacy_external_runfiles" "${FUNCNAME[0]}" |
| } |
| |
| function test_from_ext_repo_without_legacy_external_runfiles() { |
| assert_from_ext_repo "--enable_runfiles --nolegacy_external_runfiles" "${FUNCNAME[0]}" |
| } |
| |
| function test_from_ext_repo_with_manifest() { |
| assert_from_ext_repo "--noenable_runfiles" "${FUNCNAME[0]}" |
| } |
| |
| function test_failure_message() { |
| local -r ws="${TEST_TMPDIR}/${FUNCNAME[0]}" |
| |
| import_diff_test "$ws" |
| touch "$ws/WORKSPACE" |
| cat >"$ws/BUILD" <<'eof' |
| load("//rules:diff_test.bzl", "diff_test") |
| |
| diff_test( |
| name = "different_with_message", |
| failure_message = "This is an `$error`", # TODO(arostovtsev): also test Windows cmd.exe escapes when https://github.com/bazelbuild/bazel-skylib/pull/363 is merged |
| file1 = "a.txt", |
| file2 = "b.txt", |
| ) |
| |
| diff_test( |
| name = "different_without_message", |
| file1 = "c.txt", |
| file2 = "d.txt", |
| ) |
| eof |
| echo foo > "$ws/a.txt" |
| echo bar > "$ws/b.txt" |
| echo foo > "$ws/c.txt" |
| echo bar > "$ws/d.txt" |
| |
| (cd "$ws" && \ |
| bazel test //:different_with_message --test_output=errors 1>"$TEST_log" 2>&1 \ |
| && fail "expected failure" || true) |
| # TODO(arostovtsev): also test Windows cmd.exe escapes when https://github.com/bazelbuild/bazel-skylib/pull/363 is merged |
| expect_log "FAIL: files \"a.txt\" and \"b.txt\" differ. This is an \`\$error\`" |
| |
| (cd "$ws" && \ |
| bazel test //:different_without_message --test_output=errors 1>"$TEST_log" 2>&1 \ |
| && fail "expected failure" || true) |
| expect_log "FAIL: files \"c.txt\" and \"d.txt\" differ. $" |
| } |
| |
| cd "$TEST_TMPDIR" |
| run_suite "diff_test_tests test suite" |