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cd05462e9f
Co-authored-by: J. Nick Koston <nick@home-assistant.io> Co-authored-by: J. Nick Koston <nick@koston.org>
55 lines
2.2 KiB
Python
55 lines
2.2 KiB
Python
"""Tests for the logger component."""
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import re
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def test_logger_pre_setup_before_other_components(generate_main):
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"""Logger::pre_setup() must be called before any other component is created.
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Log functions call global_logger->log_vprintf_() without a null check,
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so global_logger must be set before anything can log.
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"""
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main_cpp = generate_main("tests/component_tests/logger/test_logger.yaml")
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# Find the logger's pre_setup() call specifically
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logger_pre_setup = re.search(r"logger_logger->pre_setup\(\)", main_cpp)
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if logger_pre_setup is None:
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# Fall back to finding any logger-related pre_setup
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logger_pre_setup = re.search(r"logger\w*->pre_setup\(\)", main_cpp)
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assert logger_pre_setup is not None, (
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"Logger pre_setup() not found in generated code"
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)
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# Find all "new " allocations (component creation)
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new_allocations = list(re.finditer(r"\bnew [\w:]+", main_cpp))
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# Find all "new(" allocations (component creation) and combine them
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new_allocations.extend(re.finditer(r"\bnew\([^)]+\) [\w:]+", main_cpp))
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# Sort allocations by position in the file
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new_allocations.sort(key=lambda m: m.start())
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assert len(new_allocations) > 0, "No component allocations found"
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# Separate logger and non-logger allocations
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logger_allocs = [a for a in new_allocations if "logger" in a.group().lower()]
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non_logger_allocs = [
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a
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for a in new_allocations
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if "logger" not in a.group().lower()
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# Skip placement new for App
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and "(&App)" not in main_cpp[max(0, a.start() - 5) : a.start()]
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]
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assert len(logger_allocs) > 0, (
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f"Logger allocation not found in: {[a.group() for a in new_allocations]}"
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)
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assert len(non_logger_allocs) > 0, (
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"No non-logger component allocations found — "
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"add a component to test_logger.yaml so the ordering check is meaningful"
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)
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# All non-logger allocations must appear after logger pre_setup()
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for alloc in non_logger_allocs:
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assert alloc.start() > logger_pre_setup.start(), (
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f"Component allocation '{alloc.group()}' at position {alloc.start()} "
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f"appears before logger pre_setup() at position {logger_pre_setup.start()}"
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)
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