def test_execute_pd_concat():
"""
given an input dict of value assignments and a code snippet,
substitute the values in, and evaluate.
"""
input_code = "z = pd.concat([x,y],join='outer', ignore_index=True, sort=True)"
input_vals = {
"x": [{
"a": 1,
"b": 2
}, {
"a": 2,
"b": 3
}],
"y": [{
"b": 4,
"c": 2
}, {
"b": 5,
"c": 7
}]
}
output_hash = "somehash"
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
result = result_dict["results"]
assert (len(result) == 1) # only one output of function
assert (isinstance(result['z'], bytes))
result_df = convert_to_pandas(result['z'])
assert (result_df.size == 12) ## 4 rows * 3 columns
def test_get_error_output():
"""
Do something stupid (division by zero) and test that we get an error in the output
"""
input_code = 'x = 1/0'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "somehash"
with pytest.raises(ApiException) as exc:
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
assert ("ZeroDivisionError" in exc.message)
def test_html_output_wrong_type():
"""
Test the addOutput functionality with a string argument
"""
input_code = 'addOutput(42)\n'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "irrelevant"
with pytest.raises(ApiException) as exc:
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
assert ('code in cell' in exc.message)
def test_html_output_string():
"""
Test the addOutput functionality with a string argument
"""
input_code = 'addOutput("<html></html>")\n'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "irrelevant"
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
assert ('html' in result_dict.keys())
assert (result_dict["html"] == "<html></html>")
def test_get_normal_output_in_func():
"""
Write simple print statement inside a function and test that we get it in the output
"""
input_code = 'def printy():\n print("hello funcky world")\n\nprinty()'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "somehash"
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
output = result_dict["output"]
assert (output)
assert (isinstance(output, str))
assert ("hello funcky world" in output)
def test_non_df_assignment():
"""
Check that things that can't be converted into dataframes do not get added to the
results dict
"""
input_code = "x='hello'\ndf=pd.DataFrame({'a':[1,2,3]})\n"
file_contents = {}
output_hash = "doesntmatter"
input_vals = {}
return_targets = ["df", "x"]
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
result = result_dict["results"]
assert (result)
assert ("df" in result.keys())
assert ("x" not in result.keys())
def test_get_normal_output():
"""
Write simple print statement and test that we get it in the output
"""
input_code = 'print("hello world")'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "somehash"
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
output = result_dict["output"]
assert (output)
assert (isinstance(output, str))
assert ("hello world" in output)
assert (len(result_dict["results"]) == 0)
def test_get_two_normal_outputs():
"""
Write two simple print statement and test that we get a single output string with two lines
"""
input_code = 'print("hello world")\nprint("hi again")\n'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "somehash"
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
output = result_dict["output"]
assert (output)
assert (isinstance(output, str))
assert ("hello world" in output)
assert ("hi again" in output)
assert (output.count("\n") == 1)
def test_syntax_error_in_code():
"""
We have a function definition in someFile.py but we have a typo in our code fragment
"""
input_code = 'pritn(printHello("Wrattler"))\n'
input_vals = {}
file_contents = {
'someFile.py':
'def printHello(inputname):\n return "hello {}".format(inputname)\n'
}
return_targets = find_assignments(input_code)["targets"]
output_hash = "irrelevant"
with pytest.raises(ApiException) as exc:
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
assert ('code in cell' in exc.message)
def test_execute_simple_func():
"""
import numpy, and define a trivial function in the code snippet, which is
then used when filling a dataframe
"""
input_code = 'import numpy\ndef squareroot(x):\n return numpy.sqrt(x)\n\ndf= pd.DataFrame({\"a\":[numpy.sqrt(9),squareroot(16),13],\"b\":[14,15,16]})'
input_vals = {}
file_contents = {}
return_targets = find_assignments(input_code)["targets"]
output_hash = "somehash"
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
result = result_dict["results"]
assert (result)
assert (isinstance(result, dict))
assert ("df" in result.keys())
pddf = convert_to_pandas(result["df"])
assert (isinstance(pddf, pd.DataFrame))
assert (pddf["a"][0] == 3)
assert (pddf["a"][1] == 4)
def test_use_function_from_file():
"""
imagine we had a file from the datastore containing
a function definition and an import statement - test
we can then use these in the code cell.
"""
input_code = 'print("Result is {}".format(myfunc(4)))'
input_vals = {}
file_contents = {
'someFile.py':
'import numpy\ndef myfunc(inputval):\n return numpy.sqrt(inputval)\n'
}
return_targets = find_assignments(input_code)["targets"]
output_hash = "irrelevant"
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
output = result_dict["output"]
assert (output)
assert (isinstance(output, str))
assert ("Result is 2" in output)
def test_syntax_error_in_file():
"""
imagine we had a file from the datastore containing
a function definition and an import statement, but there's a syntax error
(e.g. 'dfe' rather than 'def') - should throw an ApiException and tell us the
filename.
"""
input_code = 'print("Hello world")\n'
input_vals = {}
file_contents = {
'someFile.py':
'import numpy\ndfe myfunc(inputval):\n return numpy.sqrt(inputval)\n'
}
return_targets = find_assignments(input_code)["targets"]
output_hash = "irrelevant"
with pytest.raises(ApiException) as exc:
result_dict = execute_code(file_contents, input_code, input_vals,
return_targets, output_hash)
assert ('someFile.py' in exc.message)
