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fix(cli): honour project-level execution-env-priority in resolution
Thread plan_env and project_env through the tool execution chain so
the ExecutionEnvironmentResolver receives project-level execution
environment values stored in ContextConfig.execution_environment.

The resolver's precedence logic (tool > plan > project > default) was
already correct, but callers never passed project_env — tools always
fell through to the global HOST default, ignoring project-level
overrides entirely.

Changes:
- PlanExecutionContext: add plan_env and project_env fields + properties
- ToolCallRouter: accept plan_env/project_env in constructor, pass to
  runner.execute() in route() and route_streaming()
- ToolCallingRuntime: accept plan_env/project_env, pass to
  runner.execute() in the direct-runner fallback path
- Update monkey-patched execute stubs in tool_router_steps.py to accept
  explicit plan_env/project_env keyword arguments
- Add 4 BDD scenarios proving plan_env/project_env reach the resolver
  via ToolCallRouter (project-only, plan-only, both, neither)

Dependency: requires PR #1135 to be merged first (adds CLI flag and
persistence for project-level execution-env-priority).

Closes #1080

ISSUES CLOSED: #1080
2026-03-31 11:31:00 +00:00

1033 lines
34 KiB
Python

"""Step implementations for tool_router.feature."""
from __future__ import annotations
import json
from typing import Any
from behave import given, then, when
from behave.runner import Context
from cleveragents.domain.models.core.tool import ToolCapability
from cleveragents.tool.registry import ToolRegistry
from cleveragents.tool.router import (
NormalizedToolCallResult,
ProviderFormat,
StreamingStatus,
StreamingToolUpdate,
ToolCallRouter,
classify_tool_error,
detect_provider_format,
generate_tool_call_id,
normalize_tool_call,
normalize_tool_schema_for_provider,
)
from cleveragents.tool.runner import ToolRunner
from cleveragents.tool.runtime import ToolResult, ToolSpec
# -- Helpers ----------------------------------------------------------------
def _echo_handler(inputs: dict[str, Any]) -> dict[str, Any]:
return dict(inputs)
def _fail_handler(inputs: dict[str, Any]) -> dict[str, Any]:
raise RuntimeError("handler exploded")
def _validation_pass_handler(inputs: dict[str, Any]) -> dict[str, Any]:
return {"passed": True, "message": "All checks passed"}
def _validation_fail_handler(inputs: dict[str, Any]) -> dict[str, Any]:
return {"passed": False, "message": "Check failed"}
def _make_echo_spec(name: str) -> ToolSpec:
return ToolSpec(
name=name,
description="Echo tool for testing",
handler=_echo_handler,
)
def _make_fail_spec(name: str) -> ToolSpec:
return ToolSpec(
name=name,
description="Failing tool for testing",
handler=_fail_handler,
)
def _make_validation_pass_spec(name: str) -> ToolSpec:
return ToolSpec(
name=name,
description="Passing validation tool",
handler=_validation_pass_handler,
capabilities=ToolCapability(read_only=True, writes=False),
output_schema={"validation_mode": "required"},
)
def _make_validation_fail_spec(name: str) -> ToolSpec:
return ToolSpec(
name=name,
description="Failing validation tool",
handler=_validation_fail_handler,
capabilities=ToolCapability(read_only=True, writes=False),
output_schema={"validation_mode": "required"},
)
# -- Provider Format Detection -----------------------------------------------
@given("a tool call payload with name \"{name}\" and arguments '{args}'")
def step_payload_openai(context: Context, name: str, args: str) -> None:
context.payload = {"name": name, "arguments": args}
@given('a tool call payload with name "{name}" and input {input_dict}')
def step_payload_anthropic(context: Context, name: str, input_dict: str) -> None:
context.payload = {"name": name, "input": json.loads(input_dict)}
@given(
'a tool call payload with name "{name}" and type "{type_val}" and args {args_dict}'
)
def step_payload_langchain(
context: Context, name: str, type_val: str, args_dict: str
) -> None:
context.payload = {"name": name, "type": type_val, "args": json.loads(args_dict)}
@given('a tool call payload with name "{name}" and args key only')
def step_payload_langchain_args_only(context: Context, name: str) -> None:
context.payload = {"name": name, "args": {"key": "value"}}
@given("an empty tool call payload")
def step_empty_payload(context: Context) -> None:
context.payload = {}
@given('a tool call payload with name "{name}" and dict arguments {args_dict}')
def step_payload_openai_dict_args(context: Context, name: str, args_dict: str) -> None:
context.payload = {"name": name, "arguments": json.loads(args_dict)}
@given('a tool call payload with name "{name}" and parameters key {params_dict}')
def step_payload_unknown_with_params(
context: Context, name: str, params_dict: str
) -> None:
context.payload = {"name": name, "parameters": json.loads(params_dict)}
@given("a tool call payload without a name")
def step_payload_no_name(context: Context) -> None:
context.payload = {"arguments": "{}"}
@when("I detect the provider format")
def step_detect_format(context: Context) -> None:
context.detected_format = detect_provider_format(context.payload)
@then('the detected format should be "{expected}"')
def step_check_format(context: Context, expected: str) -> None:
assert context.detected_format.value == expected, (
f"Expected {expected}, got {context.detected_format.value}"
)
# -- Payload Normalization ---------------------------------------------------
@when("I normalize the tool call")
def step_normalize(context: Context) -> None:
context.normalized = normalize_tool_call(context.payload)
@when("I try to normalize the tool call")
def step_try_normalize(context: Context) -> None:
try:
context.normalized = normalize_tool_call(context.payload)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@when("I try to normalize a non-dict payload")
def step_try_normalize_non_dict(context: Context) -> None:
try:
normalize_tool_call("not a dict") # type: ignore[arg-type]
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@then('the normalized request tool_name should be "{expected}"')
def step_check_normalized_name(context: Context, expected: str) -> None:
assert context.normalized.tool_name == expected
@then('the normalized request arguments should have key "{key}"')
def step_check_normalized_args_key(context: Context, key: str) -> None:
assert key in context.normalized.arguments
@then('the normalized request provider_format should be "{expected}"')
def step_check_normalized_format(context: Context, expected: str) -> None:
assert context.normalized.provider_format.value == expected
@then('a router ValueError should be raised containing "{text}"')
def step_check_router_value_error(context: Context, text: str) -> None:
assert context.raised_error is not None, "Expected ValueError but none was raised"
assert text.lower() in str(context.raised_error).lower(), (
f"Expected '{text}' in error message, got: {context.raised_error}"
)
# -- Stable ID Generation ---------------------------------------------------
@when('I generate a tool call ID for plan "{plan}" sequence {seq:d}')
def step_generate_id(context: Context, plan: str, seq: int) -> None:
context.tool_call_id = generate_tool_call_id(plan, seq)
@when('I generate another tool call ID for plan "{plan}" sequence {seq:d}')
def step_generate_another_id(context: Context, plan: str, seq: int) -> None:
context.tool_call_id_2 = generate_tool_call_id(plan, seq)
@then('the tool call ID should start with "{prefix}"')
def step_check_id_prefix(context: Context, prefix: str) -> None:
assert context.tool_call_id.startswith(prefix), (
f"Expected prefix '{prefix}', got: {context.tool_call_id}"
)
@then("the tool call ID should have length {length:d}")
def step_check_id_length(context: Context, length: int) -> None:
assert len(context.tool_call_id) == length, (
f"Expected length {length}, got {len(context.tool_call_id)}"
)
@then("both tool call IDs should be identical")
def step_check_ids_same(context: Context) -> None:
assert context.tool_call_id == context.tool_call_id_2
@then("the tool call IDs should differ")
def step_check_ids_differ(context: Context) -> None:
assert context.tool_call_id != context.tool_call_id_2
@when("I try to generate a tool call ID with empty plan_id")
def step_try_gen_empty_plan(context: Context) -> None:
try:
generate_tool_call_id("", 0)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@when("I try to generate a tool call ID with negative sequence")
def step_try_gen_neg_seq(context: Context) -> None:
try:
generate_tool_call_id("plan-1", -1)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
# -- Router Execution --------------------------------------------------------
@given('a tool registry with an echo tool "{name}"')
def step_registry_with_echo(context: Context, name: str) -> None:
context.registry = ToolRegistry()
spec = _make_echo_spec(name)
context.registry.register(spec)
context.runner = ToolRunner(context.registry)
@given('a tool registry with a failing tool "{name}"')
def step_registry_with_fail(context: Context, name: str) -> None:
context.registry = ToolRegistry()
spec = _make_fail_spec(name)
context.registry.register(spec)
context.runner = ToolRunner(context.registry)
@given('a tool registry with a passing validation tool "{name}"')
def step_registry_with_passing_val(context: Context, name: str) -> None:
context.registry = ToolRegistry()
spec = _make_validation_pass_spec(name)
context.registry.register(spec)
context.runner = ToolRunner(context.registry)
@given('a tool registry with a failing validation tool "{name}"')
def step_registry_with_failing_val(context: Context, name: str) -> None:
context.registry = ToolRegistry()
spec = _make_validation_fail_spec(name)
context.registry.register(spec)
context.runner = ToolRunner(context.registry)
@given('a tool call router for plan "{plan_id}"')
def step_create_router(context: Context, plan_id: str) -> None:
registry = getattr(context, "tool_registry", None) or context.registry
context.router = ToolCallRouter(
registry=registry,
runner=context.runner,
plan_id=plan_id,
)
@given("an OpenAI-format tool call for \"{name}\" with arguments '{args}'")
def step_openai_call(context: Context, name: str, args: str) -> None:
context.payload = {"name": name, "arguments": args}
@given('an Anthropic-format tool call for "{name}" with input {input_dict}')
def step_anthropic_call(context: Context, name: str, input_dict: str) -> None:
context.payload = {"name": name, "input": json.loads(input_dict)}
@given('a LangChain-format tool call for "{name}" with args {args_dict}')
def step_langchain_call(context: Context, name: str, args_dict: str) -> None:
context.payload = {"name": name, "type": "tool_call", "args": json.loads(args_dict)}
@given('provider metadata with model "{model}" and provider_id "{pid}"')
def step_provider_metadata(context: Context, model: str, pid: str) -> None:
context.provider_metadata = {"model": model, "provider_id": pid}
@given('a batch of {count:d} OpenAI-format tool calls for "{name}"')
def step_batch_calls(context: Context, count: int, name: str) -> None:
context.batch_payloads = [
{"name": name, "arguments": json.dumps({"index": i})} for i in range(count)
]
@when("I route the tool call")
def step_route(context: Context) -> None:
context.route_result = context.router.route(context.payload)
@when("I route the tool call with provider metadata")
def step_route_with_metadata(context: Context) -> None:
context.route_result = context.router.route(
context.payload, provider_metadata=context.provider_metadata
)
@when("I route the batch")
def step_route_batch(context: Context) -> None:
context.batch_results = context.router.route_batch(context.batch_payloads)
@when("I route an empty batch")
def step_route_empty_batch(context: Context) -> None:
context.batch_results = context.router.route_batch([])
@when("I route the tool call with streaming")
def step_route_streaming(context: Context) -> None:
context.stream_items = list(context.router.route_streaming(context.payload))
@then("the normalized result should be successful")
def step_check_result_success(context: Context) -> None:
assert context.route_result.result.success, (
f"Expected success, got error: {context.route_result.result.error}"
)
@then("the normalized result should not be successful")
def step_check_result_failure(context: Context) -> None:
assert not context.route_result.result.success
@then('the normalized result tool_name should be "{expected}"')
def step_check_result_name(context: Context, expected: str) -> None:
assert context.route_result.tool_name == expected
@then('the normalized result provider_format should be "{expected}"')
def step_check_result_provider(context: Context, expected: str) -> None:
assert context.route_result.provider_format.value == expected
@then('the normalized result tool_call_id should start with "{prefix}"')
def step_check_result_id_prefix(context: Context, prefix: str) -> None:
assert context.route_result.tool_call_id.startswith(prefix)
@then('the normalized result error_category should be "{expected}"')
def step_check_result_error_cat(context: Context, expected: str) -> None:
assert context.route_result.error_category is not None
assert context.route_result.error_category.value == expected
@then('the normalized result provider_metadata should contain key "{key}"')
def step_check_result_metadata_key(context: Context, key: str) -> None:
assert key in context.route_result.provider_metadata
@then("the normalized result is_validation should be True")
def step_check_is_validation_true(context: Context) -> None:
assert context.route_result.is_validation is True
@then("the normalized result validation_passed should be True")
def step_check_validation_passed_true(context: Context) -> None:
assert context.route_result.validation_passed is True
@then("the normalized result validation_passed should be False")
def step_check_validation_passed_false(context: Context) -> None:
assert context.route_result.validation_passed is False
# -- Batch results -----------------------------------------------------------
@then("the batch should return {count:d} results")
def step_check_batch_count(context: Context, count: int) -> None:
assert len(context.batch_results) == count
@then("all batch results should be successful")
def step_check_batch_all_success(context: Context) -> None:
for r in context.batch_results:
assert r.result.success, f"Batch item failed: {r.result.error}"
# -- Streaming results -------------------------------------------------------
@then("the stream should emit a pending update")
def step_check_stream_pending(context: Context) -> None:
pending = [
i
for i in context.stream_items
if isinstance(i, StreamingToolUpdate) and i.status == StreamingStatus.PENDING
]
assert len(pending) >= 1, "No pending update found"
@then("the stream should emit a running update")
def step_check_stream_running(context: Context) -> None:
running = [
i
for i in context.stream_items
if isinstance(i, StreamingToolUpdate) and i.status == StreamingStatus.RUNNING
]
assert len(running) >= 1, "No running update found"
@then("the stream should emit a complete update")
def step_check_stream_complete(context: Context) -> None:
complete = [
i
for i in context.stream_items
if isinstance(i, StreamingToolUpdate) and i.status == StreamingStatus.COMPLETE
]
assert len(complete) >= 1, "No complete update found"
@then("the stream should emit a final result")
def step_check_stream_final(context: Context) -> None:
results = [
i for i in context.stream_items if isinstance(i, NormalizedToolCallResult)
]
assert len(results) >= 1, "No final result found"
@then("the stream should emit an error update")
def step_check_stream_error(context: Context) -> None:
errors = [
i
for i in context.stream_items
if isinstance(i, StreamingToolUpdate) and i.status == StreamingStatus.ERROR
]
assert len(errors) >= 1, "No error update found"
@then("the stream should emit a final result that is not successful")
def step_check_stream_final_failure(context: Context) -> None:
results = [
i for i in context.stream_items if isinstance(i, NormalizedToolCallResult)
]
assert len(results) >= 1, "No final result found"
assert not results[-1].result.success
# -- Error Classification ---------------------------------------------------
@when('I classify the error "{error_msg}"')
def step_classify_error(context: Context, error_msg: str) -> None:
context.error_category = classify_tool_error(error_msg)
@then('the error category should be "{expected}"')
def step_check_error_cat(context: Context, expected: str) -> None:
assert context.error_category.value == expected
# -- Schema Normalization ---------------------------------------------------
@given('a tool spec named "{name}" with description "{desc}"')
def step_tool_spec_with_desc(context: Context, name: str, desc: str) -> None:
context.tool_spec = ToolSpec(
name=name,
description=desc,
handler=_echo_handler,
)
@given('a tool spec named "{name}" with a very long description')
def step_tool_spec_long_desc(context: Context, name: str) -> None:
context.tool_spec = ToolSpec(
name=name,
description="A" * 2000,
handler=_echo_handler,
)
@when('I normalize the schema for "{provider}" provider')
def step_normalize_schema(context: Context, provider: str) -> None:
context.normalized_schema = normalize_tool_schema_for_provider(
context.tool_spec, ProviderFormat(provider)
)
@when('I normalize the schema for "{provider}" provider with max length {length:d}')
def step_normalize_schema_max(context: Context, provider: str, length: int) -> None:
context.normalized_schema = normalize_tool_schema_for_provider(
context.tool_spec, ProviderFormat(provider), max_description_length=length
)
@when("I try to normalize the schema with max_description_length {length:d}")
def step_try_normalize_schema_bad_len(context: Context, length: int) -> None:
try:
normalize_tool_schema_for_provider(
context.tool_spec, ProviderFormat.OPENAI, max_description_length=length
)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@then('the normalized schema should have key "{key}"')
def step_check_schema_key(context: Context, key: str) -> None:
assert key in context.normalized_schema
@then('the normalized schema should have name "{name}"')
def step_check_schema_name(context: Context, name: str) -> None:
assert context.normalized_schema["name"] == name
@then("the normalized schema description should be at most {length:d} characters")
def step_check_schema_desc_len(context: Context, length: int) -> None:
assert len(context.normalized_schema["description"]) <= length
# -- Schema Export -----------------------------------------------------------
@when('I export schemas for "{provider}" provider')
def step_export_schemas(context: Context, provider: str) -> None:
context.exported_schemas = context.router.export_schemas(ProviderFormat(provider))
@then("the exported schemas should contain {count:d} schema")
def step_check_exported_count(context: Context, count: int) -> None:
assert len(context.exported_schemas) == count
@then('the first exported schema should have tool_type "{expected}"')
def step_check_exported_type(context: Context, expected: str) -> None:
assert context.exported_schemas[0]["tool_type"] == expected
# -- Sequence counter -------------------------------------------------------
@then("the router sequence should be {expected:d}")
def step_check_sequence(context: Context, expected: int) -> None:
assert context.router.sequence == expected
# -- Router construction validation -----------------------------------------
@when("I try to create a router with empty plan_id")
def step_try_create_router_empty(context: Context) -> None:
try:
ToolCallRouter(
registry=context.registry,
runner=context.runner,
plan_id="",
)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@when("I try to route a non-dict payload")
def step_try_route_non_dict(context: Context) -> None:
try:
context.router.route("not a dict") # type: ignore[arg-type]
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@when("I try to route_batch a non-list payload")
def step_try_route_batch_non_list(context: Context) -> None:
try:
context.router.route_batch("not a list") # type: ignore[arg-type]
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
# -- Detect format non-dict -------------------------------------------------
@when("I detect format for a non-dict value")
def step_detect_non_dict(context: Context) -> None:
context.detected_format = detect_provider_format("not-a-dict") # type: ignore[arg-type]
@when("I classify an empty error message")
def step_classify_empty_error(context: Context) -> None:
context.error_category = classify_tool_error("")
@given("a tool call with invalid JSON arguments")
def step_payload_invalid_json(context: Context) -> None:
context.payload = {"name": "test/echo", "arguments": "not valid json"}
# -- Coverage: provider branches and validation ---------------------------------
@given('a tool call payload with name "{name}" and dict arguments')
def step_payload_dict_args(context: Context, name: str) -> None:
context.payload = {"name": name, "arguments": {"msg": "hello"}}
@given("an OpenAI payload with integer arguments")
def step_payload_int_args(context: Context) -> None:
context.payload = {"name": "test/echo", "arguments": 42}
@when("I try to normalize the invalid openai arguments")
def step_normalize_invalid_openai(context: Context) -> None:
try:
normalize_tool_call(context.payload)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@given("an Anthropic payload with string input")
def step_payload_anthropic_str(context: Context) -> None:
context.payload = {
"name": "test/echo",
"id": "call-1",
"type": "tool_use",
"input": "bad",
}
@when("I try to normalize the invalid anthropic input")
def step_normalize_invalid_anthropic(context: Context) -> None:
try:
normalize_tool_call(context.payload)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@given("a LangChain payload with dict args")
def step_payload_langchain_dict(context: Context) -> None:
context.payload = {"name": "test/echo", "args": {"key": "val"}, "id": "lc-1"}
@given("a LangChain payload with list args")
def step_payload_langchain_list(context: Context) -> None:
context.payload = {"name": "test/echo", "args": [1, 2, 3], "id": "lc-2"}
@when("I try to normalize the invalid langchain args")
def step_normalize_invalid_langchain(context: Context) -> None:
try:
normalize_tool_call(context.payload)
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@given("an unknown format payload with parameters key")
def step_payload_unknown_params(context: Context) -> None:
context.payload = {"name": "test/echo", "parameters": {"query": "hello"}}
@given("an unknown format payload with JSON string in args key")
def step_payload_unknown_json_str(context: Context) -> None:
# Use "arguments" with a non-parseable string first then "input" as JSON string
# to trigger the unknown branch with a JSON string in a fallback key.
# "arguments" with int makes it not str/dict -> unknown; "input" as JSON string.
context.payload = {"name": "test/echo", "input": '{"data": "value"}'}
@given("an unknown format payload with bad JSON and valid fallback")
def step_payload_unknown_bad_json(context: Context) -> None:
# arguments=42 makes detect_provider_format return UNKNOWN.
# In normalize unknown branch: "arguments" (int) skipped,
# "input" (bad JSON str) triggers JSONDecodeError→continue,
# "parameters" (dict) is used successfully.
context.payload = {
"name": "test/echo",
"arguments": 42,
"input": "not json",
"parameters": {"ok": True},
}
@when('I normalize the tool call for "{fmt}" format')
def step_normalize_for_format(context: Context, fmt: str) -> None:
context.normalized_request = normalize_tool_call(context.payload)
@then('the normalized request should have tool name "{name}"')
def step_then_request_tool_name(context: Context, name: str) -> None:
assert context.normalized_request.tool_name == name, (
f"Expected '{name}', got '{context.normalized_request.tool_name}'"
)
@then('the normalized arguments should be a dict with key "{key}"')
def step_then_args_dict_key(context: Context, key: str) -> None:
assert key in context.normalized_request.arguments
@then('the normalized arguments should have key "{key}"')
def step_then_args_key(context: Context, key: str) -> None:
assert key in context.normalized_request.arguments
@given('a tool spec named "{name}"')
def step_given_tool_spec(context: Context, name: str) -> None:
context.tool_spec = ToolSpec(
name=name,
description="test tool",
input_schema={"type": "object", "properties": {"msg": {"type": "string"}}},
output_schema={},
capabilities=ToolCapability(read_only=False, writes=True),
handler=lambda inputs: inputs,
)
@then('the schema should have key "{key}"')
def step_then_schema_key(context: Context, key: str) -> None:
assert key in context.normalized_schema, (
f"Missing key '{key}' in {context.normalized_schema}"
)
@then('the router plan_id should be "{expected}"')
def step_then_router_plan_id(context: Context, expected: str) -> None:
assert context.router.plan_id == expected
# -- Tools that raise or fail for coverage tests ---------
@given("a tool registry with a tool that raises RuntimeError")
def step_registry_runtime_error(context: Context) -> None:
registry = ToolRegistry()
def _noop(inputs: dict[str, Any]) -> dict[str, Any]:
return {}
registry.register(
ToolSpec(
name="test/boom",
description="exploding tool",
input_schema={},
output_schema={},
capabilities=ToolCapability(read_only=True),
handler=_noop,
)
)
context.tool_registry = registry
runner = ToolRunner(registry)
# Override execute to raise RuntimeError, bypassing ToolRunner's catch
def _raising_execute(
name: str,
arguments: dict[str, Any],
*,
plan_env: str | None = None,
project_env: str | None = None,
**_kwargs: Any,
) -> ToolResult:
raise RuntimeError("boom")
runner.execute = _raising_execute # type: ignore[assignment]
context.runner = runner
@when("I route an OpenAI payload for the error tool")
def step_route_error_tool(context: Context) -> None:
context.route_result = context.router.route(
{"name": "test/boom", "arguments": "{}"}
)
@then("the route result should have success false")
def step_then_result_fail(context: Context) -> None:
assert context.route_result.result.success is False
@then('the route result error should contain "{text}"')
def step_then_result_error_contains(context: Context, text: str) -> None:
assert text in (context.route_result.result.error or "")
@given("a tool registry with a tool that returns failed result")
def step_registry_fail_result(context: Context) -> None:
registry = ToolRegistry()
def _fail(inputs: dict[str, Any]) -> dict[str, Any]:
return {"error": "tool not found: missing"}
spec = ToolSpec(
name="test/fail",
description="failing tool",
input_schema={},
output_schema={},
capabilities=ToolCapability(read_only=True),
handler=_fail,
)
registry.register(spec)
context.tool_registry = registry
runner = ToolRunner(registry)
# Override execute to return a ToolResult with success=False
def _execute_fail(
name: str,
arguments: dict[str, Any],
*,
plan_env: str | None = None,
project_env: str | None = None,
**_kwargs: Any,
) -> ToolResult:
return ToolResult(
success=False,
output={},
error="tool not found: missing",
duration_ms=1.0,
)
runner.execute = _execute_fail # type: ignore[assignment]
context.runner = runner
@when("I route an OpenAI payload for the fail tool")
def step_route_fail_tool(context: Context) -> None:
context.route_result = context.router.route(
{"name": "test/fail", "arguments": "{}"}
)
@then("the route result should have error_category set")
def step_then_error_category_set(context: Context) -> None:
assert context.route_result.error_category is not None
@given("a tool registry with a validation tool")
def step_registry_validation_tool(context: Context) -> None:
registry = ToolRegistry()
def _validate(inputs: dict[str, Any]) -> dict[str, Any]:
return {"passed": True}
registry.register(
ToolSpec(
name="validate/check",
description="validate something",
input_schema={},
output_schema={"validation_mode": "strict"},
capabilities=ToolCapability(read_only=True, writes=False),
handler=_validate,
)
)
context.tool_registry = registry
context.runner = ToolRunner(registry)
@when("I route an OpenAI payload for the validation tool")
def step_route_validation_tool(context: Context) -> None:
context.route_result = context.router.route(
{"name": "validate/check", "arguments": "{}"}
)
@then("the route result should have is_validation true")
def step_then_is_validation(context: Context) -> None:
assert context.route_result.is_validation is True
@then("the route result should have validation_passed true")
def step_then_validation_passed(context: Context) -> None:
assert context.route_result.validation_passed is True
# -- Streaming coverage ----
@when("I stream-route an OpenAI payload for the error tool")
def step_stream_route_error(context: Context) -> None:
results = list(
context.router.route_streaming({"name": "test/boom", "arguments": "{}"})
)
context.streaming_results = results
@then("the streaming updates should include ERROR status")
def step_then_streaming_error_status(context: Context) -> None:
statuses = [
r.status
for r in context.streaming_results
if isinstance(r, StreamingToolUpdate)
]
assert StreamingStatus.ERROR in statuses
@then("the streaming final result should have success false")
def step_then_streaming_fail(context: Context) -> None:
final = [
r for r in context.streaming_results if isinstance(r, NormalizedToolCallResult)
]
assert len(final) == 1
assert final[0].result.success is False
@when("I try to stream-route a non-dict payload")
def step_try_stream_non_dict(context: Context) -> None:
try:
list(context.router.route_streaming("not a dict")) # type: ignore[arg-type]
context.raised_error = None
except ValueError as exc:
context.raised_error = exc
@when("I stream-route an OpenAI payload for the validation tool")
def step_stream_route_validation(context: Context) -> None:
results = list(
context.router.route_streaming({"name": "validate/check", "arguments": "{}"})
)
context.streaming_results = results
@then("the streaming final result should have is_validation true")
def step_then_streaming_validation(context: Context) -> None:
final = [
r for r in context.streaming_results if isinstance(r, NormalizedToolCallResult)
]
assert len(final) == 1
assert final[0].is_validation is True
# -- Schema export coverage ----
@when('I export tool schemas for "{provider}"')
def step_export_schemas(context: Context, provider: str) -> None:
fmt = ProviderFormat(provider)
context.exported_schemas = context.router.export_schemas(fmt)
@then('the exported schemas should include a tool with type "{tool_type}"')
def step_then_schema_tool_type(context: Context, tool_type: str) -> None:
types = [s.get("tool_type") for s in context.exported_schemas]
assert tool_type in types, f"Expected type '{tool_type}' in {types}"
@given('a tool registry with a validation tool with mode "{mode}"')
def step_registry_validation_with_mode(context: Context, mode: str) -> None:
registry = ToolRegistry()
def _validate(inputs: dict[str, Any]) -> dict[str, Any]:
return {"passed": True}
registry.register(
ToolSpec(
name="validate/strict",
description="strict validator",
input_schema={},
output_schema={"validation_mode": mode},
capabilities=ToolCapability(read_only=True, writes=False),
handler=_validate,
)
)
context.tool_registry = registry
context.runner = ToolRunner(registry)
@then('the exported validation schema should have mode "{mode}"')
def step_then_schema_mode(context: Context, mode: str) -> None:
validation_schemas = [
s for s in context.exported_schemas if s.get("tool_type") == "validation"
]
assert len(validation_schemas) >= 1
assert validation_schemas[0].get("validation_mode") == mode
@given("a tool registry with a validation tool with numeric mode")
def step_registry_validation_numeric_mode(context: Context) -> None:
registry = ToolRegistry()
def _validate(inputs: dict[str, Any]) -> dict[str, Any]:
return {"passed": True}
registry.register(
ToolSpec(
name="validate/numeric",
description="numeric mode validator",
input_schema={},
output_schema={"validation_mode": 123},
capabilities=ToolCapability(read_only=True, writes=False),
handler=_validate,
)
)
context.tool_registry = registry
context.runner = ToolRunner(registry)
@then("the exported validation schema should not have a mode")
def step_then_schema_no_mode(context: Context) -> None:
validation_schemas = [
s for s in context.exported_schemas if s.get("tool_type") == "validation"
]
assert len(validation_schemas) >= 1
assert "validation_mode" not in validation_schemas[0]