"""Tests for acp_adapter.tools — tool kind mapping and ACP content building.""" import pytest from acp_adapter.tools import ( TOOL_KIND_MAP, build_tool_complete, build_tool_start, build_tool_title, extract_locations, get_tool_kind, make_tool_call_id, ) from acp.schema import ( FileEditToolCallContent, ContentToolCallContent, ToolCallLocation, ToolCallStart, ToolCallProgress, ) # --------------------------------------------------------------------------- # TOOL_KIND_MAP coverage # --------------------------------------------------------------------------- COMMON_HERMES_TOOLS = ["read_file", "search_files", "terminal", "patch", "write_file", "process"] class TestToolKindMap: def test_all_hermes_tools_have_kind(self): """Every common hermes tool should appear in TOOL_KIND_MAP.""" for tool in COMMON_HERMES_TOOLS: assert tool in TOOL_KIND_MAP, f"{tool} missing from TOOL_KIND_MAP" def test_tool_kind_read_file(self): assert get_tool_kind("read_file") == "read" def test_tool_kind_terminal(self): assert get_tool_kind("terminal") == "execute" def test_tool_kind_patch(self): assert get_tool_kind("patch") == "edit" def test_tool_kind_write_file(self): assert get_tool_kind("write_file") == "edit" def test_tool_kind_web_search(self): assert get_tool_kind("web_search") == "fetch" def test_tool_kind_execute_code(self): assert get_tool_kind("execute_code") == "execute" def test_tool_kind_browser_navigate(self): assert get_tool_kind("browser_navigate") == "fetch" def test_unknown_tool_returns_other_kind(self): assert get_tool_kind("nonexistent_tool_xyz") == "other" # --------------------------------------------------------------------------- # make_tool_call_id # --------------------------------------------------------------------------- class TestMakeToolCallId: def test_returns_string(self): tc_id = make_tool_call_id() assert isinstance(tc_id, str) def test_starts_with_tc_prefix(self): tc_id = make_tool_call_id() assert tc_id.startswith("tc-") def test_ids_are_unique(self): ids = {make_tool_call_id() for _ in range(100)} assert len(ids) == 100 # --------------------------------------------------------------------------- # build_tool_title # --------------------------------------------------------------------------- class TestBuildToolTitle: def test_terminal_title_includes_command(self): title = build_tool_title("terminal", {"command": "ls -la /tmp"}) assert "ls -la /tmp" in title def test_terminal_title_truncates_long_command(self): long_cmd = "x" * 200 title = build_tool_title("terminal", {"command": long_cmd}) assert len(title) < 120 assert "..." in title def test_read_file_title(self): title = build_tool_title("read_file", {"path": "/etc/hosts"}) assert "/etc/hosts" in title def test_patch_title(self): title = build_tool_title("patch", {"path": "main.py", "mode": "replace"}) assert "main.py" in title def test_search_title(self): title = build_tool_title("search_files", {"pattern": "TODO"}) assert "TODO" in title def test_web_search_title(self): title = build_tool_title("web_search", {"query": "python asyncio"}) assert "python asyncio" in title def test_unknown_tool_uses_name(self): title = build_tool_title("some_new_tool", {"foo": "bar"}) assert title == "some_new_tool" # --------------------------------------------------------------------------- # build_tool_start # --------------------------------------------------------------------------- class TestBuildToolStart: def test_build_tool_start_for_patch(self): """patch should produce a FileEditToolCallContent (diff).""" args = { "path": "src/main.py", "old_string": "print('hello')", "new_string": "print('world')", } result = build_tool_start("tc-1", "patch", args) assert isinstance(result, ToolCallStart) assert result.kind == "edit" # The first content item should be a diff assert len(result.content) >= 1 diff_item = result.content[0] assert isinstance(diff_item, FileEditToolCallContent) assert diff_item.path == "src/main.py" assert diff_item.new_text == "print('world')" assert diff_item.old_text == "print('hello')" def test_build_tool_start_for_write_file(self): """write_file should produce a FileEditToolCallContent (diff).""" args = {"path": "new_file.py", "content": "print('hello')"} result = build_tool_start("tc-w1", "write_file", args) assert isinstance(result, ToolCallStart) assert result.kind == "edit" assert len(result.content) >= 1 diff_item = result.content[0] assert isinstance(diff_item, FileEditToolCallContent) assert diff_item.path == "new_file.py" def test_build_tool_start_for_terminal(self): """terminal should produce text content with the command.""" args = {"command": "ls -la /tmp"} result = build_tool_start("tc-2", "terminal", args) assert isinstance(result, ToolCallStart) assert result.kind == "execute" assert len(result.content) >= 1 content_item = result.content[0] assert isinstance(content_item, ContentToolCallContent) # The wrapped text block should contain the command text = content_item.content.text assert "ls -la /tmp" in text def test_build_tool_start_for_read_file(self): """read_file should include the path in content.""" args = {"path": "/etc/hosts", "offset": 1, "limit": 50} result = build_tool_start("tc-3", "read_file", args) assert isinstance(result, ToolCallStart) assert result.kind == "read" assert len(result.content) >= 1 content_item = result.content[0] assert isinstance(content_item, ContentToolCallContent) assert "/etc/hosts" in content_item.content.text def test_build_tool_start_for_search(self): """search_files should include pattern in content.""" args = {"pattern": "TODO", "target": "content"} result = build_tool_start("tc-4", "search_files", args) assert isinstance(result, ToolCallStart) assert result.kind == "search" assert "TODO" in result.content[0].content.text def test_build_tool_start_generic_fallback(self): """Unknown tools should get a generic text representation.""" args = {"foo": "bar", "baz": 42} result = build_tool_start("tc-5", "some_tool", args) assert isinstance(result, ToolCallStart) assert result.kind == "other" # --------------------------------------------------------------------------- # build_tool_complete # --------------------------------------------------------------------------- class TestBuildToolComplete: def test_build_tool_complete_for_terminal(self): """Completed terminal call should include output text.""" result = build_tool_complete("tc-2", "terminal", "total 42\ndrwxr-xr-x 2 root root 4096 ...") assert isinstance(result, ToolCallProgress) assert result.status == "completed" assert len(result.content) >= 1 content_item = result.content[0] assert isinstance(content_item, ContentToolCallContent) assert "total 42" in content_item.content.text def test_build_tool_complete_truncates_large_output(self): """Very large outputs should be truncated.""" big_output = "x" * 10000 result = build_tool_complete("tc-6", "read_file", big_output) assert isinstance(result, ToolCallProgress) display_text = result.content[0].content.text assert len(display_text) < 6000 assert "truncated" in display_text # --------------------------------------------------------------------------- # extract_locations # --------------------------------------------------------------------------- class TestExtractLocations: def test_extract_locations_with_path(self): args = {"path": "src/app.py", "offset": 42} locs = extract_locations(args) assert len(locs) == 1 assert isinstance(locs[0], ToolCallLocation) assert locs[0].path == "src/app.py" assert locs[0].line == 42 def test_extract_locations_without_path(self): args = {"command": "echo hi"} locs = extract_locations(args) assert locs == []