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Copy pathtest_functions.py
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135 lines (91 loc) · 3.58 KB
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import pythonmonkey as pm
def test_func_no_args():
def f():
return 42
assert 42 == pm.eval("(f) => f()")(f)
def test_func_too_many_args():
def f(a, b):
return [a, b]
assert [1, 2] == pm.eval("(f) => f(1, 2, 3)")(f)
def test_func_equal_args():
def f(a, b):
return [a, b]
assert [1, 2] == pm.eval("(f) => f(1, 2)")(f)
def test_func_too_few_args():
def f(a, b):
return [a, b]
assert [1, None] == pm.eval("(f) => f(1)")(f)
def test_default_func_no_args():
def f(a, b, c=42, d=43):
return [a, b, c, d]
assert [None, None, 42, 43] == pm.eval("(f) => f()")(f)
def test_default_func_too_many_default_args():
def f(a, b, c=42, d=43):
return [a, b, c, d]
assert [1, 2, 3, 4] == pm.eval("(f) => f(1, 2, 3, 4, 5)")(f)
def test_default_func_equal_default_args():
def f(a, b, c=42, d=43):
return [a, b, c, d]
assert [1, 2, 3, 4] == pm.eval("(f) => f(1, 2, 3, 4)")(f)
def test_default_func_too_few_default_args():
def f(a, b, c=42, d=43):
return [a, b, c, d]
assert [1, 2, 3, 43] == pm.eval("(f) => f(1, 2, 3)")(f)
def test_default_func_equal_args():
def f(a, b, c=42, d=43):
return [a, b, c, d]
assert [1, 2, 42, 43] == pm.eval("(f) => f(1, 2)")(f)
def test_default_func_too_few_args():
def f(a, b, c=42, d=43):
return [a, b, c, d]
assert [1, None, 42, 43] == pm.eval("(f) => f(1)")(f)
def test_vararg_func_no_args():
def f(a, b, *args):
return [a, b, *args]
assert [None, None] == pm.eval("(f) => f()")(f)
def test_vararg_func_too_many_args():
def f(a, b, *args):
return [a, b, *args]
assert [1, 2, 3] == pm.eval("(f) => f(1, 2, 3)")(f)
def test_vararg_func_equal_args():
def f(a, b, *args):
return [a, b, *args]
assert [1, 2] == pm.eval("(f) => f(1, 2)")(f)
def test_vararg_func_too_few_args():
def f(a, b, *args):
return [a, b, *args]
assert [1, None] == pm.eval("(f) => f(1)")(f)
def test_default_vararg_func_no_args():
def f(a, b, c=42, d=43, *args):
return [a, b, c, d, *args]
assert [None, None, 42, 43] == pm.eval("(f) => f()")(f)
def test_default_vararg_func_too_many_default_args():
def f(a, b, c=42, d=43, *args):
return [a, b, c, d, *args]
assert [1, 2, 3, 4, 5] == pm.eval("(f) => f(1, 2, 3, 4, 5)")(f)
def test_default_vararg_func_equal_default_args():
def f(a, b, c=42, d=43, *args):
return [a, b, c, d, *args]
assert [1, 2, 3, 4] == pm.eval("(f) => f(1, 2, 3, 4)")(f)
def test_default_vararg_func_too_few_default_args():
def f(a, b, c=42, d=43, *args):
return [a, b, c, d, *args]
assert [1, 2, 3, 43] == pm.eval("(f) => f(1, 2, 3)")(f)
def test_default_vararg_func_equal_args():
def f(a, b, c=42, d=43, *args):
return [a, b, c, d, *args]
assert [1, 2, 42, 43] == pm.eval("(f) => f(1, 2)")(f)
def test_default_vararg_func_too_few_args():
def f(a, b, c=42, d=43, *args):
return [a, b, c, d, *args]
assert [1, None, 42, 43] == pm.eval("(f) => f(1)")(f)
def test_kwargs_in_js():
assert [1, 2, {"i": 42, "j": 43}] == pm.eval("(first, second, kwargs) => {return [first, second, kwargs]}")(1, 2, i=42, j=43)
def test_kwargs_in_js_arguments_array():
# Note: arguments object is only available in non-arrow functions
assert [1, 2, {"i": 42, "j": 43}] == pm.eval("(function() {return [...arguments]})")(1, 2, i=42, j=43)
def test_kwargs_pass_through():
def py_func(*args, **kwargs):
return [*args, kwargs];
# Note: kwargs passed py1->js->py2 end up in args for py2 rather than kwargs, since JS has no equivalent to kwargs
assert [1, 2, {"i": 42, "j": 43}, {}] == pm.eval("(py_func, ...args) => { return py_func(...args)}")(py_func, 1, 2, i=42, j=43)