gradio/test/test_interfaces.py
2022-03-23 14:16:53 -07:00

204 lines
8.0 KiB
Python

import io
import sys
import unittest
import unittest.mock as mock
from contextlib import contextmanager
import mlflow
import requests
import wandb
from gradio.interface import Interface, close_all, os
os.environ["GRADIO_ANALYTICS_ENABLED"] = "False"
@contextmanager
def captured_output():
new_out, new_err = io.StringIO(), io.StringIO()
old_out, old_err = sys.stdout, sys.stderr
try:
sys.stdout, sys.stderr = new_out, new_err
yield sys.stdout, sys.stderr
finally:
sys.stdout, sys.stderr = old_out, old_err
class TestInterface(unittest.TestCase):
def test_close(self):
io = Interface(lambda input: None, "textbox", "label")
_, local_url, _ = io.launch(prevent_thread_lock=True)
response = requests.get(local_url)
self.assertEqual(response.status_code, 200)
io.close()
with self.assertRaises(Exception):
response = requests.get(local_url)
def test_close_all(self):
interface = Interface(lambda input: None, "textbox", "label")
interface.close = mock.MagicMock()
close_all()
interface.close.assert_called()
# def test_examples_invalid_input(self):
# with self.assertRaises(ValueError):
# Interface(lambda x: x, examples=1234)
# def test_examples_valid_path(self):
# path = os.path.join(os.path.dirname(__file__), "test_data/flagged_with_log")
# interface = Interface(lambda x: 3 * x, "number", "number", examples=path)
# self.assertEqual(len(interface.get_config_file()["examples"]), 2)
# path = os.path.join(os.path.dirname(__file__), "test_data/flagged_no_log")
# interface = Interface(lambda x: 3 * x, "number", "number", examples=path)
# self.assertEqual(len(interface.get_config_file()["examples"]), 3)
def test_examples_not_valid_path(self):
with self.assertRaises(FileNotFoundError):
interface = Interface(
lambda x: x, "textbox", "label", examples="invalid-path"
)
interface.launch(prevent_thread_lock=True)
interface.close()
def test_test_launch(self):
with captured_output() as (out, err):
prediction_fn = lambda x: x
prediction_fn.__name__ = "prediction_fn"
interface = Interface(prediction_fn, "textbox", "label")
interface.test_launch()
output = out.getvalue().strip()
self.assertEqual(output, "Test launch: prediction_fn()... PASSED")
@mock.patch("time.sleep")
def test_block_thread(self, mock_sleep):
with self.assertRaises(KeyboardInterrupt):
with captured_output() as (out, _):
mock_sleep.side_effect = KeyboardInterrupt()
interface = Interface(lambda x: x, "textbox", "label")
interface.launch(prevent_thread_lock=False)
output = out.getvalue().strip()
self.assertEqual(
output, "Keyboard interruption in main thread... closing server."
)
@mock.patch("gradio.utils.colab_check")
def test_launch_colab_share(self, mock_colab_check):
mock_colab_check.return_value = True
interface = Interface(lambda x: x, "textbox", "label")
_, _, share_url = interface.launch(prevent_thread_lock=True)
self.assertIsNotNone(share_url)
interface.close()
@mock.patch("gradio.utils.colab_check")
@mock.patch("gradio.networking.setup_tunnel")
def test_launch_colab_share_error(self, mock_setup_tunnel, mock_colab_check):
mock_setup_tunnel.side_effect = RuntimeError()
mock_colab_check.return_value = True
interface = Interface(lambda x: x, "textbox", "label")
_, _, share_url = interface.launch(prevent_thread_lock=True)
self.assertIsNone(share_url)
interface.close()
def test_interface_representation(self):
prediction_fn = lambda x: x
prediction_fn.__name__ = "prediction_fn"
repr = str(Interface(prediction_fn, "textbox", "label")).split("\n")
self.assertTrue(prediction_fn.__name__ in repr[0])
self.assertEqual(len(repr[0]), len(repr[1]))
def test_interface_load(self):
io = Interface.load(
"models/distilbert-base-uncased-finetuned-sst-2-english",
alias="sentiment_classifier",
)
output = io("I am happy, I love you.")
self.assertGreater(output["POSITIVE"], 0.5)
def test_interface_none_interp(self):
interface = Interface(lambda x: x, "textbox", "label", interpretation=[None])
scores, alternative_outputs = interface.interpret(["quickest brown fox"])
self.assertIsNone(scores[0])
@mock.patch("webbrowser.open")
def test_interface_browser(self, mock_browser):
interface = Interface(lambda x: x, "textbox", "label")
interface.launch(inbrowser=True, prevent_thread_lock=True)
mock_browser.assert_called_once()
interface.close()
def test_examples_list(self):
examples = ["test1", "test2"]
interface = Interface(lambda x: x, "textbox", "label", examples=examples)
interface.launch(prevent_thread_lock=True)
self.assertEqual(len(interface.examples), 2)
self.assertEqual(len(interface.examples[0]), 1)
interface.close()
@mock.patch("IPython.display.display")
def test_inline_display(self, mock_display):
interface = Interface(lambda x: x, "textbox", "label")
interface.launch(inline=True, prevent_thread_lock=True)
mock_display.assert_called_once()
interface.launch(inline=True, share=True, prevent_thread_lock=True)
self.assertEqual(mock_display.call_count, 2)
interface.close()
@mock.patch("comet_ml.Experiment")
def test_integration_comet(self, mock_experiment):
experiment = mock_experiment()
experiment.log_text = mock.MagicMock()
experiment.log_other = mock.MagicMock()
interface = Interface(lambda x: x, "textbox", "label")
interface.launch(prevent_thread_lock=True)
interface.integrate(comet_ml=experiment)
experiment.log_text.assert_called_with("gradio: " + interface.local_url)
interface.share_url = "tmp" # used to avoid creating real share links.
interface.integrate(comet_ml=experiment)
experiment.log_text.assert_called_with("gradio: " + interface.share_url)
self.assertEqual(experiment.log_other.call_count, 2)
interface.share_url = None
interface.close()
def test_integration_mlflow(self):
mlflow.log_param = mock.MagicMock()
interface = Interface(lambda x: x, "textbox", "label")
interface.launch(prevent_thread_lock=True)
interface.integrate(mlflow=mlflow)
mlflow.log_param.assert_called_with(
"Gradio Interface Local Link", interface.local_url
)
interface.share_url = "tmp" # used to avoid creating real share links.
interface.integrate(mlflow=mlflow)
mlflow.log_param.assert_called_with(
"Gradio Interface Share Link", interface.share_url
)
interface.share_url = None
interface.close()
def test_integration_wandb(self):
with captured_output() as (out, err):
wandb.log = mock.MagicMock()
wandb.Html = mock.MagicMock()
interface = Interface(lambda x: x, "textbox", "label")
interface.integrate(wandb=wandb)
self.assertEqual(
out.getvalue().strip(),
"The WandB integration requires you to `launch(share=True)` first.",
)
interface.share_url = "tmp"
interface.integrate(wandb=wandb)
wandb.log.assert_called_once()
@mock.patch("requests.post")
def test_integration_analytics(self, mock_post):
mlflow.log_param = mock.MagicMock()
interface = Interface(lambda x: x, "textbox", "label")
interface.analytics_enabled = True
interface.integrate(mlflow=mlflow)
mock_post.assert_called_once()
if __name__ == "__main__":
unittest.main()