forked from Archives/langchain
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
"""Test functionality related to prompts."""
|
|
import pytest
|
|
|
|
from langchain.prompt import Prompt
|
|
|
|
|
|
def test_prompt_valid() -> None:
|
|
"""Test prompts can be constructed."""
|
|
template = "This is a {foo} test."
|
|
input_variables = ["foo"]
|
|
prompt = Prompt(input_variables=input_variables, template=template)
|
|
assert prompt.template == template
|
|
assert prompt.input_variables == input_variables
|
|
|
|
|
|
def test_prompt_missing_input_variables() -> None:
|
|
"""Test error is raised when input variables are not provided."""
|
|
template = "This is a {foo} test."
|
|
input_variables: list = []
|
|
with pytest.raises(ValueError):
|
|
Prompt(input_variables=input_variables, template=template)
|
|
|
|
|
|
def test_prompt_extra_input_variables() -> None:
|
|
"""Test error is raised when there are too many input variables."""
|
|
template = "This is a {foo} test."
|
|
input_variables = ["foo", "bar"]
|
|
with pytest.raises(ValueError):
|
|
Prompt(input_variables=input_variables, template=template)
|
|
|
|
|
|
def test_prompt_wrong_input_variables() -> None:
|
|
"""Test error is raised when name of input variable is wrong."""
|
|
template = "This is a {foo} test."
|
|
input_variables = ["bar"]
|
|
with pytest.raises(ValueError):
|
|
Prompt(input_variables=input_variables, template=template)
|
|
|
|
|
|
def test_prompt_invalid_template_format() -> None:
|
|
"""Test initializing a prompt with invalid template format."""
|
|
template = "This is a {foo} test."
|
|
input_variables = ["foo"]
|
|
with pytest.raises(ValueError):
|
|
Prompt(
|
|
input_variables=input_variables, template=template, template_format="bar"
|
|
)
|