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realFlowControlrealFlowControl
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test(profiling) add tests for timeline (DataDog#2192)
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‎.github/workflows/prof_correctness.yml‎

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DD_PROFILING_OUTPUT_PPROF=$PWD/profiling/tests/correctness/time/test.pprof php -d extension=$PWD/target/release/libdatadog_php_profiling.so profiling/tests/correctness/time.php
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mkdir profiling/tests/correctness/strange_frames/
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DD_PROFILING_OUTPUT_PPROF=$PWD/profiling/tests/correctness/strange_frames/test.pprof php -d extension=$PWD/target/release/libdatadog_php_profiling.so profiling/tests/correctness/strange_frames.php
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mkdir profiling/tests/correctness/timeline/
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DD_PROFILING_OUTPUT_PPROF=$PWD/profiling/tests/correctness/timeline/test.pprof DD_PROFILING_EXPERIMENTAL_TIMELINE_ENABLED=1 php -d extension=$PWD/target/release/libdatadog_php_profiling.so profiling/tests/correctness/timeline.php
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- name: Check profiler correctness for allocations
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uses: Datadog/prof-correctness/analyze@main
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with:
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expected_json: profiling/tests/correctness/strange_frames.json
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pprof_path: profiling/tests/correctness/strange_frames/
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- name: Check profiler correctness for timeline
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uses: Datadog/prof-correctness/analyze@main
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with:
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expected_json: profiling/tests/correctness/timeline.json
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pprof_path: profiling/tests/correctness/timeline/

‎profiling/tests/correctness/timeline.json‎

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{
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"test_name": "php_timeline",
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"stacks": [
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{
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"profile-type": "timeline",
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"stack-content": [
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{
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"regular_expression": "^\\[gc\\]$",
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"percent": 100,
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"error_margin": 100,
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"labels": [
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{
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"key": "gc reason",
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"values": [
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"induced"
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]
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},
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{
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"key": "event",
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"values": [
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"gc"
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]
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}
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]
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},
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{
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"regular_expression": "^\\[require\\]$",
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"percent": 100,
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"error_margin": 100,
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"labels": [
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{
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"key": "event",
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"values": [
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"compilation"
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]
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}
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]
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},
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{
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"regular_expression": "^\\[include\\]$",
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"percent": 100,
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"error_margin": 100,
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"labels": [
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{
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"key": "event",
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"values": [
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"compilation"
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]
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}
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]
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}
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]
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}
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]
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}

‎profiling/tests/correctness/timeline.php‎

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<?php
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function foobar () {
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gc_collect_cycles();
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}
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include(__DIR__.'/timeline_call.php');

‎profiling/tests/correctness/timeline_call.php‎

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<?php
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foobar();

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