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d724f14 3b38650 d724f14 3b38650 d724f14 3b38650 d724f14 3b38650 d724f14 3b38650 d724f14 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 | """Tests for CCR response handler.
These tests verify that:
1. CCR tool calls are correctly detected in responses
2. Retrieval execution works for both full and search modes
3. Continuation flow handles multiple rounds
4. Provider-specific formats are handled correctly
5. Streaming buffer detection works
"""
import json
import pytest
from headroom.cache.compression_store import (
get_compression_store,
reset_compression_store,
)
from headroom.ccr.response_handler import (
CCRResponseHandler,
CCRToolCall,
CCRToolResult,
ResponseHandlerConfig,
StreamingCCRBuffer,
)
from headroom.ccr.tool_injection import CCR_TOOL_NAME
class TestCCRToolCallDetection:
"""Test detection of CCR tool calls in responses."""
@pytest.fixture(autouse=True)
def reset_store(self):
"""Reset global store before each test."""
reset_compression_store()
yield
reset_compression_store()
def test_detect_anthropic_ccr_tool_call(self):
"""Detect CCR tool call in Anthropic format."""
handler = CCRResponseHandler()
response = {
"content": [
{"type": "text", "text": "Let me retrieve that data."},
{
"type": "tool_use",
"id": "tool_123",
"name": CCR_TOOL_NAME,
"input": {"hash": "abc123"},
},
]
}
assert handler.has_ccr_tool_calls(response, "anthropic")
def test_detect_openai_ccr_tool_call(self):
"""Detect CCR tool call in OpenAI format."""
handler = CCRResponseHandler()
response = {
"choices": [
{
"message": {
"role": "assistant",
"content": "Let me retrieve that data.",
"tool_calls": [
{
"id": "call_123",
"type": "function",
"function": {
"name": CCR_TOOL_NAME,
"arguments": '{"hash": "abc123"}',
},
}
],
}
}
]
}
assert handler.has_ccr_tool_calls(response, "openai")
def test_no_ccr_tool_call_anthropic(self):
"""No false positive when no CCR tool call present."""
handler = CCRResponseHandler()
response = {
"content": [
{"type": "text", "text": "Here is the data."},
{
"type": "tool_use",
"id": "tool_123",
"name": "some_other_tool",
"input": {"param": "value"},
},
]
}
assert not handler.has_ccr_tool_calls(response, "anthropic")
def test_no_ccr_tool_call_openai(self):
"""No false positive when no CCR tool call present in OpenAI format."""
handler = CCRResponseHandler()
response = {
"choices": [
{
"message": {
"role": "assistant",
"content": "Here is the data.",
"tool_calls": [
{
"id": "call_123",
"type": "function",
"function": {
"name": "other_tool",
"arguments": '{"param": "value"}',
},
}
],
}
}
]
}
assert not handler.has_ccr_tool_calls(response, "openai")
def test_text_only_response(self):
"""No false positive for text-only responses."""
handler = CCRResponseHandler()
response = {"content": [{"type": "text", "text": "Just plain text."}]}
assert not handler.has_ccr_tool_calls(response, "anthropic")
def test_empty_response(self):
"""Handle empty response gracefully."""
handler = CCRResponseHandler()
assert not handler.has_ccr_tool_calls({}, "anthropic")
assert not handler.has_ccr_tool_calls({"content": []}, "anthropic")
class TestCCRToolCallParsing:
"""Test parsing of CCR tool calls."""
def test_parse_anthropic_full_retrieval(self):
"""Parse full retrieval call from Anthropic format."""
handler = CCRResponseHandler()
response = {
"content": [
{
"type": "tool_use",
"id": "tool_123",
"name": CCR_TOOL_NAME,
"input": {"hash": "abc123def456abc123def456"},
}
]
}
ccr_calls, other_calls = handler._parse_ccr_tool_calls(response, "anthropic")
assert len(ccr_calls) == 1
assert ccr_calls[0].tool_call_id == "tool_123"
assert ccr_calls[0].hash_key == "abc123def456abc123def456"
assert ccr_calls[0].query is None
assert len(other_calls) == 0
def test_parse_anthropic_search_retrieval(self):
"""Parse search retrieval call from Anthropic format."""
handler = CCRResponseHandler()
response = {
"content": [
{
"type": "tool_use",
"id": "tool_456",
"name": CCR_TOOL_NAME,
"input": {"hash": "def456abc123def456abc123", "query": "authentication error"},
}
]
}
ccr_calls, other_calls = handler._parse_ccr_tool_calls(response, "anthropic")
assert len(ccr_calls) == 1
assert ccr_calls[0].hash_key == "def456abc123def456abc123"
assert ccr_calls[0].query == "authentication error"
def test_parse_mixed_tool_calls(self):
"""Parse response with both CCR and other tool calls."""
handler = CCRResponseHandler()
response = {
"content": [
{
"type": "tool_use",
"id": "tool_1",
"name": CCR_TOOL_NAME,
"input": {"hash": "abc123def456abc123def456"},
},
{
"type": "tool_use",
"id": "tool_2",
"name": "read_file",
"input": {"path": "/etc/config"},
},
]
}
ccr_calls, other_calls = handler._parse_ccr_tool_calls(response, "anthropic")
assert len(ccr_calls) == 1
assert len(other_calls) == 1
assert other_calls[0]["name"] == "read_file"
class TestCCRRetrievalExecution:
"""Test CCR retrieval execution."""
@pytest.fixture(autouse=True)
def reset_store(self):
"""Reset global store before each test."""
reset_compression_store()
yield
reset_compression_store()
def test_full_retrieval_success(self):
"""Successfully retrieve full content."""
store = get_compression_store()
original = json.dumps([{"id": i} for i in range(100)])
compressed = json.dumps([{"id": i} for i in range(10)])
hash_key = store.store(
original=original,
compressed=compressed,
original_item_count=100,
compressed_item_count=10,
)
handler = CCRResponseHandler()
call = CCRToolCall(tool_call_id="test_id", hash_key=hash_key)
result = handler._execute_retrieval(call)
assert result.success
assert result.items_retrieved == 100
assert not result.was_search
# Check content structure
content = json.loads(result.content)
assert content["hash"] == hash_key
assert "original_content" in content
def test_search_retrieval_success(self):
"""Successfully search within cached content."""
store = get_compression_store()
# Use items with more searchable content
items = [
{"id": 1, "text": "Python programming language tutorial"},
{"id": 2, "text": "JavaScript web development framework"},
{"id": 3, "text": "Python data science machine learning"},
{"id": 4, "text": "Ruby programming language basics"},
{"id": 5, "text": "Python web framework django flask"},
]
original = json.dumps(items)
compressed = json.dumps(items[:1])
hash_key = store.store(
original=original,
compressed=compressed,
original_item_count=5,
compressed_item_count=1,
)
handler = CCRResponseHandler()
# Use a more specific query
call = CCRToolCall(tool_call_id="test_id", hash_key=hash_key, query="Python programming")
result = handler._execute_retrieval(call)
assert result.success
assert result.was_search
content = json.loads(result.content)
assert content["query"] == "Python programming"
# The search should return results (may be 0 depending on BM25 behavior)
assert "results" in content
def test_retrieval_nonexistent_hash(self):
"""Handle retrieval of nonexistent hash."""
handler = CCRResponseHandler()
call = CCRToolCall(tool_call_id="test_id", hash_key="nonexistent123")
result = handler._execute_retrieval(call)
assert not result.success
assert result.items_retrieved == 0
content = json.loads(result.content)
assert "error" in content
class TestCCRToolResultMessage:
"""Test tool result message creation."""
def test_anthropic_tool_result_format(self):
"""Create tool result message in Anthropic format."""
handler = CCRResponseHandler()
results = [
CCRToolResult(
tool_call_id="tool_123",
content='{"data": "retrieved"}',
success=True,
items_retrieved=10,
)
]
message = handler._create_tool_result_message(results, "anthropic")
assert message["role"] == "user"
assert len(message["content"]) == 1
assert message["content"][0]["type"] == "tool_result"
assert message["content"][0]["tool_use_id"] == "tool_123"
def test_openai_tool_result_format(self):
"""Create tool result messages in OpenAI format."""
handler = CCRResponseHandler()
results = [
CCRToolResult(
tool_call_id="call_123",
content='{"data": "retrieved"}',
success=True,
),
CCRToolResult(
tool_call_id="call_456",
content='{"data": "more data"}',
success=True,
),
]
message = handler._create_tool_result_message(results, "openai")
assert "_openai_tool_results" in message
assert len(message["_openai_tool_results"]) == 2
assert message["_openai_tool_results"][0]["role"] == "tool"
class TestCCRResponseHandling:
"""Test the full response handling flow."""
@pytest.fixture(autouse=True)
def reset_store(self):
"""Reset global store before each test."""
reset_compression_store()
yield
reset_compression_store()
@pytest.mark.asyncio
async def test_handle_response_no_ccr(self):
"""Handle response with no CCR calls (pass-through)."""
handler = CCRResponseHandler()
response = {"content": [{"type": "text", "text": "Just text."}]}
async def mock_api_call(messages, tools):
return {"content": [{"type": "text", "text": "Response"}]}
result = await handler.handle_response(response, [], None, mock_api_call, "anthropic")
# Should return original response unchanged
assert result == response
@pytest.mark.asyncio
async def test_handle_response_with_ccr(self):
"""Handle response containing CCR tool call."""
store = get_compression_store()
original = json.dumps([{"id": i} for i in range(50)])
hash_key = store.store(
original=original,
compressed="[]",
original_item_count=50,
)
handler = CCRResponseHandler()
# Initial response with CCR tool call
initial_response = {
"content": [
{"type": "text", "text": "Let me get that data."},
{
"type": "tool_use",
"id": "tool_123",
"name": CCR_TOOL_NAME,
"input": {"hash": hash_key},
},
]
}
# Final response after tool result
final_response = {"content": [{"type": "text", "text": "Here is all 50 items of data."}]}
call_count = 0
async def mock_api_call(messages, tools):
nonlocal call_count
call_count += 1
return final_response
result = await handler.handle_response(
initial_response,
[{"role": "user", "content": "Get me the data"}],
None,
mock_api_call,
"anthropic",
)
# Should have made continuation call
assert call_count == 1
# Should return final response
assert result == final_response
@pytest.mark.asyncio
async def test_handle_response_max_rounds(self):
"""Respects max retrieval rounds limit."""
store = get_compression_store()
hash_key = store.store(original="[1,2,3]", compressed="[]")
config = ResponseHandlerConfig(max_retrieval_rounds=2)
handler = CCRResponseHandler(config)
# Response that always has CCR tool call (simulating infinite loop)
ccr_response = {
"content": [
{
"type": "tool_use",
"id": "tool_123",
"name": CCR_TOOL_NAME,
"input": {"hash": hash_key},
}
]
}
call_count = 0
async def mock_api_call(messages, tools):
nonlocal call_count
call_count += 1
return ccr_response
await handler.handle_response(ccr_response, [], None, mock_api_call, "anthropic")
# Should stop after max rounds
assert call_count == 2
@pytest.mark.asyncio
async def test_handle_response_disabled(self):
"""Disabled handler returns response unchanged."""
config = ResponseHandlerConfig(enabled=False)
handler = CCRResponseHandler(config)
response = {
"content": [
{
"type": "tool_use",
"id": "tool_123",
"name": CCR_TOOL_NAME,
"input": {"hash": "abc123"},
}
]
}
async def mock_api_call(messages, tools):
raise AssertionError("Should not be called")
result = await handler.handle_response(response, [], None, mock_api_call, "anthropic")
assert result == response
class TestCCRResponseHandlerStats:
"""Test handler statistics."""
@pytest.fixture(autouse=True)
def reset_store(self):
"""Reset global store before each test."""
reset_compression_store()
yield
reset_compression_store()
@pytest.mark.asyncio
async def test_retrieval_count_tracking(self):
"""Track total retrieval count."""
store = get_compression_store()
hash_key = store.store(original="[1,2,3]", compressed="[]")
handler = CCRResponseHandler()
initial_response = {
"content": [
{
"type": "tool_use",
"id": "tool_123",
"name": CCR_TOOL_NAME,
"input": {"hash": hash_key},
}
]
}
final_response = {"content": [{"type": "text", "text": "Done"}]}
async def mock_api_call(messages, tools):
return final_response
await handler.handle_response(initial_response, [], None, mock_api_call, "anthropic")
stats = handler.get_stats()
assert stats["total_retrievals"] == 1
class TestStreamingCCRBuffer:
"""Test streaming buffer for CCR detection."""
def test_buffer_accumulation(self):
"""Buffer accumulates chunks."""
buffer = StreamingCCRBuffer()
buffer.add_chunk(b"part1")
buffer.add_chunk(b"part2")
buffer.add_chunk(b"part3")
assert buffer.get_accumulated() == b"part1part2part3"
def test_detect_ccr_tool_in_stream(self):
"""Detect CCR tool call in streaming chunks."""
buffer = StreamingCCRBuffer()
# Simulate streaming response with tool_use
chunk1 = b'{"type":"content_block_start","content_block":{"type":"tool_use"'
chunk2 = f',"name":"{CCR_TOOL_NAME}"'.encode()
detected = buffer.add_chunk(chunk1)
assert not detected # Not complete yet
detected = buffer.add_chunk(chunk2)
assert detected # Now detected
assert buffer.detected_ccr
def test_no_false_positive_detection(self):
"""No false positive for non-CCR tool calls."""
buffer = StreamingCCRBuffer()
chunk = b'{"type":"content_block_start","content_block":{"type":"tool_use","name":"other_tool"}}'
detected = buffer.add_chunk(chunk)
assert not detected
assert not buffer.detected_ccr
def test_buffer_clear(self):
"""Buffer clears state correctly."""
buffer = StreamingCCRBuffer()
buffer.add_chunk(b"data")
buffer.detected_ccr = True
buffer.clear()
assert buffer.get_accumulated() == b""
assert not buffer.detected_ccr
class TestResponseHandlerConfig:
"""Test response handler configuration."""
def test_default_config(self):
"""Default config values."""
config = ResponseHandlerConfig()
assert config.enabled is True
assert config.max_retrieval_rounds == 3
assert config.strip_ccr_from_response is True
assert config.continuation_timeout_ms == 120000
def test_custom_config(self):
"""Custom config values."""
config = ResponseHandlerConfig(
enabled=False,
max_retrieval_rounds=5,
)
assert config.enabled is False
assert config.max_retrieval_rounds == 5
class TestCCRToolCallDataClass:
"""Test CCRToolCall dataclass."""
def test_full_retrieval_call(self):
"""Create full retrieval call."""
call = CCRToolCall(
tool_call_id="test_123",
hash_key="abc123",
)
assert call.tool_call_id == "test_123"
assert call.hash_key == "abc123"
assert call.query is None
def test_search_retrieval_call(self):
"""Create search retrieval call."""
call = CCRToolCall(
tool_call_id="test_456",
hash_key="def456",
query="authentication",
)
assert call.query == "authentication"
class TestCCRToolResultDataClass:
"""Test CCRToolResult dataclass."""
def test_successful_result(self):
"""Create successful result."""
result = CCRToolResult(
tool_call_id="test_123",
content='{"data": "content"}',
success=True,
items_retrieved=50,
was_search=False,
)
assert result.success
assert result.items_retrieved == 50
assert not result.was_search
def test_search_result(self):
"""Create search result."""
result = CCRToolResult(
tool_call_id="test_456",
content='{"results": []}',
success=True,
items_retrieved=5,
was_search=True,
)
assert result.was_search
def test_failed_result(self):
"""Create failed result."""
result = CCRToolResult(
tool_call_id="test_789",
content='{"error": "not found"}',
success=False,
)
assert not result.success
assert result.items_retrieved == 0
class TestExtractAssistantMessage:
"""Test extraction of assistant messages from responses."""
def test_extract_anthropic_message(self):
"""Extract assistant message from Anthropic response."""
handler = CCRResponseHandler()
response = {
"content": [
{"type": "text", "text": "Hello"},
{"type": "tool_use", "id": "123", "name": "test", "input": {}},
]
}
message = handler._extract_assistant_message(response, "anthropic")
assert message["role"] == "assistant"
assert message["content"] == response["content"]
def test_extract_openai_message(self):
"""Extract assistant message from OpenAI response."""
handler = CCRResponseHandler()
response = {
"choices": [
{
"message": {
"role": "assistant",
"content": "Hello",
"tool_calls": [{"id": "123"}],
}
}
]
}
message = handler._extract_assistant_message(response, "openai")
assert message["role"] == "assistant"
assert message["content"] == "Hello"
assert message["tool_calls"] == [{"id": "123"}]
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