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174 lines
5.8 KiB
174 lines
5.8 KiB
#!/bin/sh |
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test_description='test trace2 facility (perf target)' |
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. ./test-lib.sh |
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# Turn off any inherited trace2 settings for this test. |
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sane_unset GIT_TRACE2 GIT_TRACE2_PERF GIT_TRACE2_EVENT |
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sane_unset GIT_TRACE2_PERF_BRIEF |
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sane_unset GIT_TRACE2_CONFIG_PARAMS |
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# Add t/helper directory to PATH so that we can use a relative |
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# path to run nested instances of test-tool.exe (see 004child). |
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# This helps with HEREDOC comparisons later. |
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TTDIR="$GIT_BUILD_DIR/t/helper/" && export TTDIR |
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PATH="$TTDIR:$PATH" && export PATH |
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# Warning: use of 'test_cmp' may run test-tool.exe and/or git.exe |
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# Warning: to do the actual diff/comparison, so the HEREDOCs here |
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# Warning: only cover our actual calls to test-tool and/or git. |
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# Warning: So you may see extra lines in artifact files when |
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# Warning: interactively debugging. |
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V=$(git version | sed -e 's/^git version //') && export V |
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# There are multiple trace2 targets: normal, perf, and event. |
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# Trace2 events will/can be written to each active target (subject |
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# to whatever filtering that target decides to do). |
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# Test each target independently. |
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# |
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# Defer setting GIT_TRACE2_PERF until the actual command we want to |
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# test because hidden git and test-tool commands in the test |
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# harness can contaminate our output. |
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# Enable "brief" feature which turns off the prefix: |
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# "<clock> <file>:<line> | <nr_parents> | " |
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GIT_TRACE2_PERF_BRIEF=1 && export GIT_TRACE2_PERF_BRIEF |
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# Repeat some of the t0210 tests using the perf target stream instead of |
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# the normal stream. |
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# |
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# Tokens here of the form _FIELD_ have been replaced in the observed output. |
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# Verb 001return |
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# |
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# Implicit return from cmd_<verb> function propagates <code>. |
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test_expect_success 'perf stream, return code 0' ' |
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test_when_finished "rm trace.perf actual expect" && |
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GIT_TRACE2_PERF="$(pwd)/trace.perf" test-tool trace2 001return 0 && |
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perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <trace.perf >actual && |
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cat >expect <<-EOF && |
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d0|main|version|||||$V |
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d0|main|start||_T_ABS_|||_EXE_ trace2 001return 0 |
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d0|main|cmd_name|||||trace2 (trace2) |
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d0|main|exit||_T_ABS_|||code:0 |
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d0|main|atexit||_T_ABS_|||code:0 |
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EOF |
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test_cmp expect actual |
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' |
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test_expect_success 'perf stream, return code 1' ' |
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test_when_finished "rm trace.perf actual expect" && |
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test_must_fail env GIT_TRACE2_PERF="$(pwd)/trace.perf" test-tool trace2 001return 1 && |
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perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <trace.perf >actual && |
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cat >expect <<-EOF && |
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d0|main|version|||||$V |
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d0|main|start||_T_ABS_|||_EXE_ trace2 001return 1 |
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d0|main|cmd_name|||||trace2 (trace2) |
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d0|main|exit||_T_ABS_|||code:1 |
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d0|main|atexit||_T_ABS_|||code:1 |
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EOF |
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test_cmp expect actual |
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' |
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# Verb 003error |
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# |
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# To the above, add multiple 'error <msg>' events |
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test_expect_success 'perf stream, error event' ' |
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test_when_finished "rm trace.perf actual expect" && |
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GIT_TRACE2_PERF="$(pwd)/trace.perf" test-tool trace2 003error "hello world" "this is a test" && |
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perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <trace.perf >actual && |
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cat >expect <<-EOF && |
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d0|main|version|||||$V |
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d0|main|start||_T_ABS_|||_EXE_ trace2 003error '\''hello world'\'' '\''this is a test'\'' |
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d0|main|cmd_name|||||trace2 (trace2) |
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d0|main|error|||||hello world |
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d0|main|error|||||this is a test |
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d0|main|exit||_T_ABS_|||code:0 |
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d0|main|atexit||_T_ABS_|||code:0 |
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EOF |
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test_cmp expect actual |
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' |
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# Verb 004child |
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# |
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# Test nested spawning of child processes. |
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# |
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# Conceptually, this looks like: |
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# P1: TT trace2 004child |
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# P2: |--- TT trace2 004child |
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# P3: |--- TT trace2 001return 0 |
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# |
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# Which should generate events: |
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# P1: version |
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# P1: start |
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# P1: cmd_name |
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# P1: child_start |
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# P2: version |
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# P2: start |
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# P2: cmd_name |
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# P2: child_start |
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# P3: version |
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# P3: start |
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# P3: cmd_name |
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# P3: exit |
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# P3: atexit |
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# P2: child_exit |
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# P2: exit |
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# P2: atexit |
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# P1: child_exit |
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# P1: exit |
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# P1: atexit |
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test_expect_success 'perf stream, child processes' ' |
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test_when_finished "rm trace.perf actual expect" && |
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GIT_TRACE2_PERF="$(pwd)/trace.perf" test-tool trace2 004child test-tool trace2 004child test-tool trace2 001return 0 && |
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perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <trace.perf >actual && |
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cat >expect <<-EOF && |
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d0|main|version|||||$V |
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d0|main|start||_T_ABS_|||_EXE_ trace2 004child test-tool trace2 004child test-tool trace2 001return 0 |
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d0|main|cmd_name|||||trace2 (trace2) |
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d0|main|child_start||_T_ABS_|||[ch0] class:? argv:[test-tool trace2 004child test-tool trace2 001return 0] |
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d1|main|version|||||$V |
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d1|main|start||_T_ABS_|||_EXE_ trace2 004child test-tool trace2 001return 0 |
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d1|main|cmd_name|||||trace2 (trace2/trace2) |
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d1|main|child_start||_T_ABS_|||[ch0] class:? argv:[test-tool trace2 001return 0] |
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d2|main|version|||||$V |
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d2|main|start||_T_ABS_|||_EXE_ trace2 001return 0 |
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d2|main|cmd_name|||||trace2 (trace2/trace2/trace2) |
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d2|main|exit||_T_ABS_|||code:0 |
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d2|main|atexit||_T_ABS_|||code:0 |
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d1|main|child_exit||_T_ABS_|_T_REL_||[ch0] pid:_PID_ code:0 |
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d1|main|exit||_T_ABS_|||code:0 |
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d1|main|atexit||_T_ABS_|||code:0 |
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d0|main|child_exit||_T_ABS_|_T_REL_||[ch0] pid:_PID_ code:0 |
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d0|main|exit||_T_ABS_|||code:0 |
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d0|main|atexit||_T_ABS_|||code:0 |
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EOF |
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test_cmp expect actual |
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' |
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sane_unset GIT_TRACE2_PERF_BRIEF |
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# Now test without environment variables and get all Trace2 settings |
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# from the global config. |
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test_expect_success 'using global config, perf stream, return code 0' ' |
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test_when_finished "rm trace.perf actual expect" && |
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test_config_global trace2.perfBrief 1 && |
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test_config_global trace2.perfTarget "$(pwd)/trace.perf" && |
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test-tool trace2 001return 0 && |
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perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <trace.perf >actual && |
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cat >expect <<-EOF && |
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d0|main|version|||||$V |
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d0|main|start||_T_ABS_|||_EXE_ trace2 001return 0 |
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d0|main|cmd_name|||||trace2 (trace2) |
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d0|main|exit||_T_ABS_|||code:0 |
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d0|main|atexit||_T_ABS_|||code:0 |
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EOF |
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test_cmp expect actual |
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' |
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test_done
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