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"""The unittests for the tool result compression."""
# pylint: disable=protected-access, unused-argument
from unittest.async_case import IsolatedAsyncioTestCase
from utils import MockModel
from agentscope.agent import Agent, ContextConfig
from agentscope.message import (
ToolResultBlock,
TextBlock,
DataBlock,
Base64Source,
)
from agentscope.state import AgentState
from agentscope.tool import Toolkit
class ToolResultCompressionTest(IsolatedAsyncioTestCase):
"""Test cases for tool result compression."""
async def asyncSetUp(self) -> None:
"""The async setup method."""
self.mock_model = MockModel()
self.agent = Agent(
name="TestAgent",
system_prompt="Test system prompt",
model=self.mock_model,
toolkit=Toolkit(),
context_config=ContextConfig(
tool_result_limit=100,
),
state=AgentState(session_id="test_session"),
)
async def test_below_limit(self) -> None:
"""Test when tool result is below the token limit."""
tool_result = ToolResultBlock(
id="test_1",
name="test_tool",
output=[
TextBlock(text="Short text 1"),
TextBlock(text="Short text 2"),
],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function that returns a fixed count."""
return 50
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
self.assertEqual(reserved, tool_result)
self.assertIsNone(offload)
async def test_equal_to_limit(self) -> None:
"""Test when tool result is exactly at the token limit."""
tool_result = ToolResultBlock(
id="test_2",
name="test_tool",
output=[TextBlock(text="Text at limit")],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function that returns a fixed count."""
return 100
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
self.assertEqual(reserved, tool_result)
self.assertIsNone(offload)
async def test_boundary_last_block_text(self) -> None:
"""Test when boundary is the last block and it is a TextBlock."""
block1 = TextBlock(text="A" * 20, id="block1")
block2 = TextBlock(text="B" * 20, id="block2")
block3 = TextBlock(text="C" * 100, id="block3")
tool_result = ToolResultBlock(
id="test_3",
name="test_tool",
output=[block1, block2, block3],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function that counts text length in
blocks."""
content = messages[0].content
if isinstance(content, list):
total = sum(len(b.text) for b in content if hasattr(b, "text"))
return total
return 0
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
# Verify results
self.assertIsNotNone(reserved)
self.assertIsNotNone(offload)
# Verify ToolResultBlock metadata
self.assertEqual(reserved.id, tool_result.id)
self.assertEqual(reserved.name, tool_result.name)
self.assertEqual(reserved.state, tool_result.state)
self.assertEqual(offload.id, tool_result.id)
self.assertEqual(offload.name, tool_result.name)
self.assertEqual(offload.state, tool_result.state)
# Verify results using assertListEqual
expected_reserved = [
{"type": "text", "text": "A" * 20, "id": "block1"},
{"type": "text", "text": "B" * 20 + "C" * 60, "id": "block2"},
]
expected_offload = [
{"type": "text", "text": "C" * 40, "id": "block3"},
]
self.assertListEqual(
[b.model_dump() for b in reserved.output],
expected_reserved,
)
self.assertListEqual(
[b.model_dump() for b in offload.output],
expected_offload,
)
async def test_boundary_last_block_data(self) -> None:
"""Test when boundary is the last block and it is a DataBlock."""
block1 = TextBlock(text="A" * 20, id="block1")
block2 = TextBlock(text="B" * 20, id="block2")
block3 = DataBlock(
source=Base64Source(data="base64data", media_type="image/png"),
id="block3",
)
tool_result = ToolResultBlock(
id="test_4",
name="test_tool",
output=[block1, block2, block3],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function based on content length."""
content = messages[0].content
if isinstance(content, list):
if len(content) == 3:
return 150
elif len(content) == 2:
return 80
return 50
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
# Verify results
self.assertIsNotNone(reserved)
self.assertIsNotNone(offload)
# Verify ToolResultBlock metadata
self.assertEqual(reserved.id, tool_result.id)
self.assertEqual(offload.id, tool_result.id)
# Verify results using assertListEqual
expected_reserved = [
{"type": "text", "text": "A" * 20, "id": "block1"},
{"type": "text", "text": "B" * 20, "id": "block2"},
]
expected_offload = [
{
"type": "data",
"id": "block3",
"source": {
"type": "base64",
"data": "base64data",
"media_type": "image/png",
},
"name": None,
},
]
self.assertListEqual(
[b.model_dump() for b in reserved.output],
expected_reserved,
)
self.assertListEqual(
[b.model_dump() for b in offload.output],
expected_offload,
)
async def test_boundary_first_block_text(self) -> None:
"""Test when boundary is the first block and it is a TextBlock."""
block1 = TextBlock(text="A" * 100, id="block1")
block2 = TextBlock(text="B" * 20, id="block2")
block3 = TextBlock(text="C" * 20, id="block3")
tool_result = ToolResultBlock(
id="test_5",
name="test_tool",
output=[block1, block2, block3],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function that counts text length in
blocks."""
content = messages[0].content
if isinstance(content, list):
total = sum(len(b.text) for b in content if hasattr(b, "text"))
return total
return 0
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
# Verify results using assertListEqual
expected_reserved = [
{"type": "text", "text": "A" * 100, "id": "block1"},
]
expected_offload = [
{"type": "text", "text": "B" * 20, "id": "block2"},
{"type": "text", "text": "C" * 20, "id": "block3"},
]
self.assertListEqual(
[b.model_dump() for b in reserved.output],
expected_reserved,
)
print(offload.output)
self.assertListEqual(
[b.model_dump() for b in offload.output],
expected_offload,
)
async def test_boundary_first_block_data(self) -> None:
"""Test when boundary is the first block and it is a DataBlock."""
block1 = DataBlock(
source=Base64Source(data="base64data", media_type="image/png"),
id="block1",
)
block2 = TextBlock(text="B" * 20, id="block2")
block3 = TextBlock(text="C" * 20, id="block3")
tool_result = ToolResultBlock(
id="test_6",
name="test_tool",
output=[block1, block2, block3],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function based on content length."""
content = messages[0].content
if isinstance(content, list):
if len(content) == 3:
return 150
elif len(content) == 2:
return 80
elif len(content) == 1:
return 60
return 50
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
# Verify results
self.assertIsNotNone(reserved)
self.assertIsNotNone(offload)
# Verify ToolResultBlock metadata
self.assertEqual(reserved.id, tool_result.id)
self.assertEqual(offload.id, tool_result.id)
# Verify results using assertListEqual
expected_reserved = [
{
"type": "data",
"id": "block1",
"source": {
"type": "base64",
"data": "base64data",
"media_type": "image/png",
},
"name": None,
},
{"type": "text", "text": "B" * 20 + "C" * 5, "id": "block2"},
]
expected_offload = [
{"type": "text", "text": "C" * 15, "id": "block3"},
]
self.assertListEqual(
[b.model_dump() for b in reserved.output],
expected_reserved,
)
self.assertListEqual(
[b.model_dump() for b in offload.output],
expected_offload,
)
async def test_boundary_middle_block_text(self) -> None:
"""Test when boundary is a middle block and it is a TextBlock."""
block1 = TextBlock(text="A" * 20, id="block1")
block2 = TextBlock(text="B" * 100, id="block2")
block3 = TextBlock(text="C" * 20, id="block3")
tool_result = ToolResultBlock(
id="test_7",
name="test_tool",
output=[block1, block2, block3],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function that counts text length in
blocks."""
content = messages[0].content
if isinstance(content, list):
total = sum(len(b.text) for b in content if hasattr(b, "text"))
return total
return 0
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
# Verify results
self.assertIsNotNone(reserved)
self.assertIsNotNone(offload)
# Verify ToolResultBlock metadata
self.assertEqual(reserved.id, tool_result.id)
self.assertEqual(offload.id, tool_result.id)
# Verify results using assertListEqual
expected_reserved = [
{"type": "text", "text": "A" * 20 + "B" * 80, "id": "block1"},
]
expected_offload = [
{"type": "text", "text": "B" * 20 + "C" * 20, "id": "block3"},
]
self.assertListEqual(
[b.model_dump() for b in reserved.output],
expected_reserved,
)
self.assertListEqual(
[b.model_dump() for b in offload.output],
expected_offload,
)
async def test_boundary_middle_block_data(self) -> None:
"""Test when boundary is a middle block and it is a DataBlock."""
block1 = TextBlock(text="A" * 20, id="block1")
block2 = DataBlock(
source=Base64Source(data="base64data", media_type="image/png"),
id="block2",
)
block3 = TextBlock(text="C" * 20, id="block3")
tool_result = ToolResultBlock(
id="test_8",
name="test_tool",
output=[block1, block2, block3],
)
async def mock_count_tokens(
messages: list,
tools: list | None = None,
) -> int:
"""Mock token counting function based on content length."""
content = messages[0].content
if isinstance(content, list):
if len(content) == 3:
return 150
elif len(content) == 2:
return 80
elif len(content) == 1:
return 40
return 50
self.mock_model.count_tokens = mock_count_tokens
(
reserved,
offload,
) = await self.agent._split_tool_result_for_compression(
tool_result,
)
# Verify results
self.assertIsNotNone(reserved)
self.assertIsNotNone(offload)
# Verify ToolResultBlock metadata
self.assertEqual(reserved.id, tool_result.id)
self.assertEqual(offload.id, tool_result.id)
# Verify results using assertListEqual
expected_reserved = [
{"type": "text", "text": "A" * 20, "id": "block1"},
{
"type": "data",
"id": "block2",
"source": {
"type": "base64",
"data": "base64data",
"media_type": "image/png",
},
"name": None,
},
{"type": "text", "text": "C" * 5, "id": "block3"},
]
expected_offload = [
{"type": "text", "text": "C" * 15, "id": "block3"},
]
self.assertListEqual(
[b.model_dump() for b in reserved.output],
expected_reserved,
)
self.assertListEqual(
[b.model_dump() for b in offload.output],
expected_offload,
)
async def asyncTearDown(self) -> None:
"""The async teardown method."""
|