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import sys
def get_file_text(path):
""" get file text by path"""
file_io = open(path, "r")
text = file_io.read()
file_io.close()
return text
def get_file_output(path):
# TODO: get file output by path
return ""
def test_file_importable():
""" tests there is no obvious syntax errors"""
path = sys.argv[-1]
try:
import_file(path)
except ImportError:
failed("File contains syntax errors")
return
except SyntaxError:
failed("File contains syntax errors")
return
except NameError:
failed("File contains syntax errors")
return
passed()
def import_file(path):
""" returns imported file """
import imp
tmp = imp.load_source('tmp', path)
return tmp
def import_task_file():
""" returns imported file """
path = sys.argv[-1]
return import_file(path)
def test_is_not_empty():
path = sys.argv[-1]
file_text = get_file_text(path)
if len(file_text) > 0:
passed()
else:
failed("The file is empty. Please, reload the task and try again.")
def test_is_initial_text(error_text="You should modify the file"):
path = sys.argv[-1]
text = get_initial_text(path)
file_text = get_file_text(path)
if file_text.strip() == text:
failed(error_text)
else:
passed()
def get_initial_text(path):
course_lib = sys.argv[-2]
import os
# path format is "project_root/lessonX/taskY/file.py"
task_index = path.rfind(os.sep, 0, path.rfind(os.sep))
index = path.rfind(os.sep, 0, task_index)
relative_path = path[index+1:]
initial_file_path = os.path.join(course_lib, relative_path)
return get_file_text(initial_file_path)
def test_text_equals(text, error_text):
path = sys.argv[-1]
file_text = get_file_text(path)
if file_text.strip() == text:
passed()
else:
failed(error_text)
def test_window_text_deleted(error_text="Don't just delete task text"):
windows = get_task_windows()
for window in windows:
if len(window) == 0:
failed(error_text)
return
passed()
def failed(message="Please, reload the task and try again."):
print("#study_plugin FAILED + " + message)
def passed():
print("#study_plugin test OK")
def get_task_windows():
prefix = "#study_plugin_window = "
path = sys.argv[-1]
import os
windows_path = os.path.splitext(path)[0] + "_windows"
windows = []
f = open(windows_path, "r")
window_text = ""
first = True
for line in f.readlines():
if line.startswith(prefix):
if not first:
windows.append(window_text.strip())
else:
first = False
window_text = line[len(prefix):]
else:
window_text += line
if window_text:
windows.append(window_text.strip())
f.close()
return windows
def run_common_tests(error_text="Please, reload file and try again"):
test_file_importable()
test_is_not_empty()
test_is_initial_text(error_text)
test_window_text_deleted(error_text)
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