def test_anno_image_input_octet_stream_bad_json_filename(img_file, json_file):
test_anno_image_input = AnnotatedImageInput()
request = mock.MagicMock(spec=flask.Request)
image_file_bytes = open(str(img_file), 'rb').read()
image_file_attr = {
'filename': 'test_img.png',
'read.return_value': image_file_bytes,
'mimetype': 'application/octet-stream',
'stream': io.BytesIO(image_file_bytes),
}
image_file = mock.Mock(**image_file_attr)
json_file_bytes = open(str(json_file), 'rb').read()
json_file_attr = {
'filename': 'annotations.jso',
'read.return_value': json_file_bytes,
'mimetype': 'application/octet-stream',
'stream': io.BytesIO(json_file_bytes),
}
json_file = mock.Mock(**json_file_attr)
request.method = "POST"
request.files = {"image_file": image_file, "json_file": json_file}
request.get_data.return_value = None
with pytest.raises(BadInput) as e:
test_anno_image_input.handle_request(request, predict_image_and_json)
assert "unexpected file" in str(e.value)
def test_anno_image_input_http_request_multipart_octet_streams(
img_file, json_file):
test_anno_image_input = AnnotatedImageInput()
request = mock.MagicMock(spec=flask.Request)
image_file_bytes = open(str(img_file), 'rb').read()
image_file_attr = {
'filename': 'test_img.png',
'read.return_value': image_file_bytes,
'mimetype': 'application/octet-stream',
'stream': io.BytesIO(image_file_bytes),
}
image_file = mock.Mock(**image_file_attr)
json_file_bytes = open(str(json_file), 'rb').read()
json_file_attr = {
'filename': 'annotations.json',
'read.return_value': json_file_bytes,
'mimetype': 'application/octet-stream',
'stream': io.BytesIO(json_file_bytes),
}
json_file = mock.Mock(**json_file_attr)
request.method = "POST"
request.files = {"image_file": image_file, "json_file": json_file}
request.get_data.return_value = None
response = test_anno_image_input.handle_request(request,
predict_image_and_json)
assert response.status_code == 200
assert '[10, 10, 3], "kaith"' in str(response.response)
def test_anno_image_input_cli_image_and_json(capsys, img_file, json_file):
test_anno_image_input = AnnotatedImageInput()
test_args = ["--image", img_file, "--annotations", json_file]
test_anno_image_input.handle_cli(test_args, predict_image_and_json)
out, _ = capsys.readouterr()
assert out.strip() == "((10, 10, 3), 'kaith')"
def test_anno_image_input_cli_image_only(capsys, img_file):
test_anno_image_input = AnnotatedImageInput()
test_args = ["--image", img_file]
test_anno_image_input.handle_cli(test_args, predict_image_only)
out, _ = capsys.readouterr()
assert out.strip() == "(10, 10, 3)"
def test_anno_image_input_aws_lambda_event(img_file, json_file):
test_anno_image_input = AnnotatedImageInput()
multipart_data, headers = generate_multipart_body(img_file, json_file)
aws_lambda_event = {"body": multipart_data, "headers": headers}
aws_result = test_anno_image_input.handle_aws_lambda_event(
aws_lambda_event, predict_image_and_json)
assert aws_result["statusCode"] == 200
assert aws_result["body"] == '[[10, 10, 3], "kaith"]'
def test_anno_image_input_http_request_malformatted_input_wrong_input_name():
test_anno_image_input = AnnotatedImageInput()
request = mock.MagicMock(spec=flask.Request)
request.method = "POST"
request.files = {"abc": None}
request.headers = {}
request.get_data.return_value = None
with pytest.raises(BadInput) as e:
test_anno_image_input.handle_request(request, predict_image_only)
assert "unexpected HTTP request format" in str(e.value)
def test_anno_image_input_aws_lambda_event_bad_content_type(
img_file, json_file):
test_anno_image_input = AnnotatedImageInput()
multipart_data, headers = generate_multipart_body(img_file, json_file)
headers['Content-Type'] = 'image/jpeg'
aws_lambda_event = {"body": multipart_data, "headers": headers}
with pytest.raises(BadInput) as e:
test_anno_image_input.handle_aws_lambda_event(aws_lambda_event,
predict_image_and_json)
assert "only supports multipart/form-data" in str(e.value)
def test_anno_image_input_batch_request_image_only(img_file):
adapter = AnnotatedImageInput(is_batch_input=True)
multipart_data, headers = generate_multipart_body(img_file)
request = SimpleRequest.from_flask_request(
Request.from_values(
data=multipart_data,
content_type=headers['Content-Type'],
content_length=headers['Content-Length'],
))
responses = adapter.handle_batch_request([request] * 5, predict_image_only)
for response in responses:
assert response.status == 200
assert response.data == '[10, 10, 3]'
def test_anno_image_input_extract_args_custom_extension(
input_adapter, img_file, json_file):
img_io = io.BytesIO(read_bin(img_file))
img_io.name = "test.custom"
json_io = io.BytesIO(read_bin(json_file))
task = InferenceTask(data=(img_io, json_io))
args = input_adapter.extract_user_func_args([task])
for _ in zip(*args):
pass
assert task.is_discarded
input_adapter = AnnotatedImageInput(accept_image_formats=["custom"])
task = InferenceTask(data=(img_io, json_io))
args = input_adapter.extract_user_func_args([task])
for img, json_obj in zip(*args):
assert img.shape == (10, 10, 3)
assert json_obj['name'] == "kaith"
def test_anno_image_input_http_request_only_json_file(json_file):
test_anno_image_input = AnnotatedImageInput()
request = mock.MagicMock(spec=flask.Request)
json_file_bytes = open(str(json_file), 'rb').read()
json_file_attr = {
'filename': 'annotations.json',
'read.return_value': json_file_bytes,
'mimetype': 'application/json',
'stream': io.BytesIO(json_file_bytes),
}
json_file = mock.Mock(**json_file_attr)
request.method = "POST"
request.files = {"json_file": json_file}
request.headers = {}
request.get_data.return_value = None
with pytest.raises(BadInput) as e:
test_anno_image_input.handle_request(request, predict_image_only)
assert "requires an image file" in str(e.value)
def test_anno_image_input_http_request_two_image_files(img_file):
test_anno_image_input = AnnotatedImageInput()
request = mock.MagicMock(spec=flask.Request)
image_file_bytes = open(str(img_file), 'rb').read()
image_file_attr = {
'filename': 'test_img.png',
'read.return_value': image_file_bytes,
'mimetype': 'image/png',
'stream': io.BytesIO(image_file_bytes),
}
image_file = mock.Mock(**image_file_attr)
request.method = "POST"
request.files = {"image_file": image_file, "image_file_2": image_file}
request.headers = {}
request.get_data.return_value = None
with pytest.raises(BadInput) as e:
test_anno_image_input.handle_request(request, predict_image_only)
assert "received two images" in str(e.value)
def test_anno_image_input_http_request_single_image_different_name(img_file):
test_anno_image_input = AnnotatedImageInput()
request = mock.MagicMock(spec=flask.Request)
file_bytes = open(str(img_file), 'rb').read()
file_attr = {
'filename': 'test_img.png',
'read.return_value': file_bytes,
'mimetype': 'image/png',
'stream': io.BytesIO(file_bytes),
}
file = mock.Mock(**file_attr)
request.method = "POST"
request.files = {"a_different_name_used": file}
request.headers = {}
request.get_data.return_value = None
response = test_anno_image_input.handle_request(request,
predict_image_only)
assert response.status_code == 200
assert "[10, 10, 3]" in str(response.response)
def test_anno_image_input_batch_request_skip_bad(img_file, json_file):
adapter = AnnotatedImageInput(is_batch_input=True)
multipart_data, headers = generate_multipart_body(img_file, json_file)
empty_request = SimpleRequest(headers=headers, data=None)
request = SimpleRequest.from_flask_request(
Request.from_values(
data=multipart_data,
content_type=headers['Content-Type'],
content_length=headers['Content-Length'],
))
image = ("image.jpg", open(img_file, "rb").read())
json = ("annotations.jso", open(json_file, "rb").read())
files = {"image.invalid": image, "annotations.invalid": json}
bad_data, content_type = encode_multipart_formdata(files)
bad_request = SimpleRequest.from_flask_request(
Request.from_values(
data=bad_data,
content_type=content_type,
content_length=len(bad_data),
))
responses = adapter.handle_batch_request(
[empty_request, request, bad_request], predict_image_and_json)
assert len(responses) == 3
assert responses[0] is None
assert responses[1].status == 200 and responses[
1].data == '[[10, 10, 3], "kaith"]'
assert responses[2] is None
bad_responses = adapter.handle_batch_request([empty_request],
predict_image_and_json)
assert len(bad_responses) == 1
assert bad_responses[0] is None
def test_anno_image_input_custom_accept_extension_not_accepted(img_file):
test_anno_image_input = AnnotatedImageInput(
accept_image_formats=[".custom"])
request = mock.MagicMock(spec=flask.Request)
file_bytes = open(str(img_file), 'rb').read()
file_attr = {
'filename': 'test_img.jpg',
'read.return_value': file_bytes,
'mimetype': 'image/jpg',
'stream': io.BytesIO(file_bytes),
}
file = mock.Mock(**file_attr)
request.method = "POST"
request.files = {"test_img": file}
request.headers = {}
request.get_data.return_value = None
with pytest.raises(BadInput) as e:
test_anno_image_input.handle_request(request, predict_image_only)
assert "Input file not in supported format list" in str(e.value)
def test_anno_image_input_octet_stream_json(img_file):
test_anno_image_input = AnnotatedImageInput(
accept_image_formats=[".custom"])
request = mock.MagicMock(spec=flask.Request)
file_bytes = open(str(img_file), 'rb').read()
file_attr = {
'filename': 'test_img.custom',
'read.return_value': file_bytes,
'mimetype': 'application/octet-stream',
'stream': io.BytesIO(file_bytes),
}
file = mock.Mock(**file_attr)
request.method = "POST"
request.files = {"a_different_name_used": file}
request.headers = {}
request.get_data.return_value = None
response = test_anno_image_input.handle_request(request,
predict_image_only)
assert response.status_code == 200
assert "[10, 10, 3]" in str(response.response)
def test_anno_image_input_cli_relative_paths(capsys, img_file, json_file):
test_anno_image_input = AnnotatedImageInput()
try:
# This fails on Windows if our file is on a different drive
relative_image_path = os.path.relpath(img_file)
relative_annotation_path = os.path.relpath(json_file)
except ValueError:
# Switch to the drive with the files image on it, and try again
os.chdir(img_file[:2])
relative_image_path = os.path.relpath(img_file)
relative_annotation_path = os.path.relpath(json_file)
test_args = [
"--image",
relative_image_path,
"--annotations",
relative_annotation_path,
]
test_anno_image_input.handle_cli(test_args, predict_image_and_json)
out, _ = capsys.readouterr()
assert out.strip() == "((10, 10, 3), 'kaith')"
def input_adapter():
return AnnotatedImageInput()
def test_anno_image_input_check_config():
adapter = AnnotatedImageInput()
config = adapter.config
assert isinstance(config["accept_image_formats"], list) and isinstance(
config["pilmode"], str)
def test_anno_image_input_check_request_schema():
adapter = AnnotatedImageInput()
assert isinstance(adapter.request_schema, dict)
def test_anno_image_input_check_pip_deps():
adapter = AnnotatedImageInput()
assert isinstance(adapter.pip_dependencies, list)
