| #!/bin/bash |
| # |
| # Copyright 2018 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. |
| # |
| # nonincremental_builds_test.sh: tests for the --keep_state_after_build flag. |
| 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; } |
| source "${CURRENT_DIR}/discard_graph_edges_lib.sh" \ |
| || { echo "${CURRENT_DIR}/discard_graph_edges_lib.sh not found!" >&2; exit 1; } |
| |
| #### SETUP ############################################################# |
| set -e |
| |
| function tear_down() { |
| bazel shutdown || fail "Failed to shut down bazel" |
| } |
| |
| #### TESTS ############################################################# |
| function create_minimal_target() { |
| rm -rf simpletarget |
| mkdir simpletarget |
| cat > simpletarget/BUILD <<EOF || fail "Couldn't make BUILD file" |
| genrule( |
| name = 'top', |
| outs = ['final.out'], |
| local = 1, |
| cmd = 'touch \$@' |
| ) |
| EOF |
| INCREMENTAL_ANALYSIS_LOGLINE="Analysed target //simpletarget:top (0 packages loaded)" |
| NONINCREMENTAL_ANALYSIS_LOGLINE="Analysed target //simpletarget:top ([1-9][0-9]* packages loaded)" |
| } |
| |
| # Test that the execution is not repeated, test to validate the test case |
| # for the nonincremental test below. |
| function test_build_is_incremental_with_keep_state() { |
| create_minimal_target |
| bazel build simpletarget:top &> "$TEST_log" \ |
| || fail "Couldn't build simpletarget" |
| expect_log_once $NONINCREMENTAL_ANALYSIS_LOGLINE \ |
| "First build expected to execute the target." |
| |
| bazel build simpletarget:top &> "$TEST_log" \ |
| || fail "Couldn't build simpletarget" |
| expect_log_once $INCREMENTAL_ANALYSIS_LOGLINE \ |
| "Second build not expected to reexecute." |
| } |
| |
| # Test that the execution is actually repeated, indirect test that the state |
| # was not reused. |
| function test_build_is_nonincremental_with_nokeep_state() { |
| create_minimal_target |
| bazel build --nokeep_state_after_build simpletarget:top &> "$TEST_log" \ |
| || fail "Couldn't build simpletarget" |
| expect_log_once $NONINCREMENTAL_ANALYSIS_LOGLINE \ |
| "First build expected to execute the target." |
| |
| bazel build simpletarget:top &> "$TEST_log" \ |
| || fail "Couldn't build simpletarget" |
| expect_log_once $NONINCREMENTAL_ANALYSIS_LOGLINE \ |
| "Second build should not use the cached state." |
| } |
| |
| # Test directly that the inmemory state does persist after the build by default. |
| function test_inmemory_state_present_after_build() { |
| create_minimal_target |
| bazel build simpletarget:top &> "$TEST_log" \ |
| || fail "Couldn't build simpletarget" |
| local server_pid="$(bazel info server_pid 2>> "$TEST_log")" |
| "$bazel_javabase"/bin/jmap -histo:live "$server_pid" > histo.txt |
| |
| cat histo.txt >> "$TEST_log" |
| assert_contains "GenRuleAction" histo.txt |
| assert_contains "InMemoryNodeEntry" histo.txt |
| } |
| |
| # Test directly that the inmemory state does not persist after the build. |
| function test_inmemory_state_absent_after_build_with_nokeep_state() { |
| create_minimal_target |
| bazel build --nokeep_state_after_build simpletarget:top &> "$TEST_log" \ |
| || fail "Couldn't build simpletarget" |
| local server_pid="$(bazel info server_pid 2>> "$TEST_log")" |
| "$bazel_javabase"/bin/jmap -histo:live "$server_pid" > histo.txt |
| |
| cat histo.txt >> "$TEST_log" |
| assert_not_contains "GenRuleAction$" histo.txt |
| assert_not_contains "InMemoryNodeEntry" histo.txt |
| } |
| |
| run_suite "test for --keep_state_after_build" |