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fix(agent): recover anti-thrashing after prompt growth

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Tranquil-Flow 2026-04-25 10:08:53 +10:00
parent e1393670ed
commit 55a4c5385f
2 changed files with 51 additions and 15 deletions
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25
tests/agent/test_context_compressor.py
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@ -65,20 +65,39 @@ class TestAntiThrashingRecovery:
compressor.last_prompt_tokens = 90000
assert compressor.should_compress() is False
def test_anti_thrash_recovers_after_meaningful_prompt_growth(self, compressor):
"""Large prompt growth should re-enable compression even before cooldown."""
compressor._ineffective_compression_count = 2
compressor._last_compression_time = time.monotonic() - 60
compressor._last_compression_prompt_tokens = 90_000
compressor.last_prompt_tokens = 105_000
assert compressor.should_compress() is True
assert compressor._ineffective_compression_count == 0
def test_anti_thrash_small_growth_does_not_reset(self, compressor):
"""Minor growth should not immediately re-enable compression."""
compressor._ineffective_compression_count = 2
compressor._last_compression_time = time.monotonic() - 60
compressor._last_compression_prompt_tokens = 90_000
compressor.last_prompt_tokens = 94_000
assert compressor.should_compress() is False
def test_anti_thrash_no_recovery_without_timestamp(self, compressor):
"""If no compression has ever run (_last_compression_time == 0),
the time-based recovery should not trigger."""
"""Without time or growth metadata, recovery should not trigger."""
compressor._ineffective_compression_count = 2
compressor._last_compression_time = 0.0
compressor._last_compression_prompt_tokens = 0
compressor.last_prompt_tokens = 90000
assert compressor.should_compress() is False
def test_session_reset_clears_compression_time(self, compressor):
"""on_session_reset() should reset _last_compression_time."""
"""on_session_reset() should reset anti-thrash recovery metadata."""
compressor._last_compression_time = 12345.0
compressor._last_compression_prompt_tokens = 90000
compressor._ineffective_compression_count = 2
compressor.on_session_reset()
assert compressor._last_compression_time == 0.0
assert compressor._last_compression_prompt_tokens == 0
assert compressor._ineffective_compression_count == 0