TestFilesystemGrepSearch Class — langchain Architecture
Architecture documentation for the TestFilesystemGrepSearch class in test_file_search.py from the langchain codebase.
Entity Profile
Dependency Diagram
graph TD cc6c9310_5391_59ed_60fd_270a44975195["TestFilesystemGrepSearch"] 882602ab_3eb6_c4cf_b94d_d1eb905b93f5["test_file_search.py"] cc6c9310_5391_59ed_60fd_270a44975195 -->|defined in| 882602ab_3eb6_c4cf_b94d_d1eb905b93f5 8336df0b_9425_6503_d52e_0d3a5fa448e6["test_grep_content_mode()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 8336df0b_9425_6503_d52e_0d3a5fa448e6 0116119d_4257_828b_9295_7d90d0c8a5d8["test_grep_count_mode()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 0116119d_4257_828b_9295_7d90d0c8a5d8 50157096_a725_df3a_96fc_da0f46bcfad9["test_grep_with_include_filter()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 50157096_a725_df3a_96fc_da0f46bcfad9 5248efe6_1563_c679_342c_4f7bb4166175["test_grep_with_brace_expansion_filter()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 5248efe6_1563_c679_342c_4f7bb4166175 411a35ae_c468_438d_94dd_f0e2542e1947["test_grep_with_base_path()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 411a35ae_c468_438d_94dd_f0e2542e1947 2200f68a_1b93_83ff_0c3b_72127778a021["test_grep_no_matches()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 2200f68a_1b93_83ff_0c3b_72127778a021 59c9968f_0666_da83_6383_cdb0728272a0["test_grep_invalid_regex()"] cc6c9310_5391_59ed_60fd_270a44975195 -->|method| 59c9968f_0666_da83_6383_cdb0728272a0
Relationship Graph
Source Code
libs/partners/anthropic/tests/unit_tests/middleware/test_file_search.py lines 240–447
class TestFilesystemGrepSearch:
"""Tests for filesystem-backed grep search."""
def test_grep_content_mode(self) -> None:
"""Test grep with content output mode."""
middleware = StateFileSearchMiddleware()
state: AnthropicToolsState = {
"messages": [],
"text_editor_files": {
"/src/main.py": {
"content": ["def foo():", " pass", "def bar():"],
"created_at": "2025-01-01T00:00:00",
"modified_at": "2025-01-01T00:00:00",
},
},
}
result = middleware._handle_grep_search(
pattern=r"def \w+\(\):",
path="/",
include=None,
output_mode="content",
state=state,
)
assert isinstance(result, str)
lines = result.split("\n")
assert len(lines) == 2
assert lines[0] == "/src/main.py:1:def foo():"
assert lines[1] == "/src/main.py:3:def bar():"
def test_grep_count_mode(self) -> None:
"""Test grep with count output mode."""
middleware = StateFileSearchMiddleware()
state: AnthropicToolsState = {
"messages": [],
"text_editor_files": {
"/src/main.py": {
"content": ["TODO: fix this", "print('hello')", "TODO: add tests"],
"created_at": "2025-01-01T00:00:00",
"modified_at": "2025-01-01T00:00:00",
},
"/src/utils.py": {
"content": ["TODO: implement"],
"created_at": "2025-01-01T00:00:00",
"modified_at": "2025-01-01T00:00:00",
},
},
}
result = middleware._handle_grep_search(
pattern=r"TODO", path="/", include=None, output_mode="count", state=state
)
assert isinstance(result, str)
lines = result.split("\n")
assert "/src/main.py:2" in lines
assert "/src/utils.py:1" in lines
def test_grep_with_include_filter(self) -> None:
"""Test grep with include file pattern filter."""
middleware = StateFileSearchMiddleware()
state: AnthropicToolsState = {
"messages": [],
"text_editor_files": {
"/src/main.py": {
"content": ["import os"],
"created_at": "2025-01-01T00:00:00",
"modified_at": "2025-01-01T00:00:00",
},
"/src/main.ts": {
"content": ["import os from 'os'"],
"created_at": "2025-01-01T00:00:00",
"modified_at": "2025-01-01T00:00:00",
},
},
}
Source
Frequently Asked Questions
What is the TestFilesystemGrepSearch class?
TestFilesystemGrepSearch is a class in the langchain codebase, defined in libs/partners/anthropic/tests/unit_tests/middleware/test_file_search.py.
Where is TestFilesystemGrepSearch defined?
TestFilesystemGrepSearch is defined in libs/partners/anthropic/tests/unit_tests/middleware/test_file_search.py at line 240.
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