def test_lookup_string(): f = PlainTextFormatter() type_str = '%s.%s' % (C.__module__, 'C') f.for_type(type_str, foo_printer) nt.assert_is(f.lookup(C()), foo_printer) # should move from deferred to imported dict nt.assert_not_in(_mod_name_key(C), f.deferred_printers) nt.assert_in(C, f.type_printers)
def test_pretty_max_seq_length(): f = PlainTextFormatter(max_seq_length=1) lis = list(range(3)) text = f(lis) nt.assert_equal(text, '[0, ...]') f.max_seq_length = 0 text = f(lis) nt.assert_equal(text, '[0, 1, 2]') text = f(list(range(1024))) lines = text.splitlines() nt.assert_equal(len(lines), 1024)
def test_for_type(): f = PlainTextFormatter() # initial return, None nt.assert_is(f.for_type(C, foo_printer), None) # no func queries nt.assert_is(f.for_type(C), foo_printer) # shouldn't change anything nt.assert_is(f.for_type(C), foo_printer) # None should do the same nt.assert_is(f.for_type(C, None), foo_printer) nt.assert_is(f.for_type(C, None), foo_printer)
def test_pretty(): f = PlainTextFormatter() f.for_type(A, foo_printer) nt.assert_equal(f(A()), 'foo') nt.assert_equal(f(B()), 'foo') nt.assert_equal(f(GoodPretty()), 'foo') # Just don't raise an exception for the following: f(BadPretty()) f.pprint = False nt.assert_equal(f(A()), 'A()') nt.assert_equal(f(B()), 'B()') nt.assert_equal(f(GoodPretty()), 'GoodPretty()')
def test_for_type_string(): f = PlainTextFormatter() type_str = '%s.%s' % (C.__module__, 'C') # initial return, None nt.assert_is(f.for_type(type_str, foo_printer), None) # no func queries nt.assert_is(f.for_type(type_str), foo_printer) nt.assert_in(_mod_name_key(C), f.deferred_printers) nt.assert_is(f.for_type(C), foo_printer) nt.assert_not_in(_mod_name_key(C), f.deferred_printers) nt.assert_in(C, f.type_printers)
def test_for_type_by_name(): f = PlainTextFormatter() mod = C.__module__ # initial return, None nt.assert_is(f.for_type_by_name(mod, 'C', foo_printer), None) # no func queries nt.assert_is(f.for_type_by_name(mod, 'C'), foo_printer) # shouldn't change anything nt.assert_is(f.for_type_by_name(mod, 'C'), foo_printer) # None should do the same nt.assert_is(f.for_type_by_name(mod, 'C', None), foo_printer) nt.assert_is(f.for_type_by_name(mod, 'C', None), foo_printer)
def test_lookup(): f = PlainTextFormatter() f.for_type(C, foo_printer) nt.assert_is(f.lookup(C()), foo_printer) with nt.assert_raises(KeyError): f.lookup(A())
def test_precision(): """test various values for float_precision.""" f = PlainTextFormatter() nt.assert_equal(f(pi), repr(pi)) f.float_precision = 0 if numpy: po = numpy.get_printoptions() nt.assert_equal(po['precision'], 0) nt.assert_equal(f(pi), '3') f.float_precision = 2 if numpy: po = numpy.get_printoptions() nt.assert_equal(po['precision'], 2) nt.assert_equal(f(pi), '3.14') f.float_precision = '%g' if numpy: po = numpy.get_printoptions() nt.assert_equal(po['precision'], 2) nt.assert_equal(f(pi), '3.14159') f.float_precision = '%e' nt.assert_equal(f(pi), '3.141593e+00') f.float_precision = '' if numpy: po = numpy.get_printoptions() nt.assert_equal(po['precision'], 8) nt.assert_equal(f(pi), repr(pi))
def test_lookup_by_type_string(): f = PlainTextFormatter() type_str = '%s.%s' % (C.__module__, 'C') f.for_type(type_str, foo_printer) # verify insertion nt.assert_in(_mod_name_key(C), f.deferred_printers) nt.assert_not_in(C, f.type_printers) nt.assert_is(f.lookup_by_type(type_str), foo_printer) # lookup by string doesn't cause import nt.assert_in(_mod_name_key(C), f.deferred_printers) nt.assert_not_in(C, f.type_printers) nt.assert_is(f.lookup_by_type(C), foo_printer) # should move from deferred to imported dict nt.assert_not_in(_mod_name_key(C), f.deferred_printers) nt.assert_in(C, f.type_printers)
def test_bad_repr_traceback(): f = PlainTextFormatter() bad = BadRepr() with capture_output() as captured: result = f(bad) # catches error, returns None nt.assert_is(result, None) nt.assert_in("Traceback", captured.stdout) nt.assert_in("__repr__", captured.stdout) nt.assert_in("ValueError", captured.stdout)
def test_bad_precision(): """test various invalid values for float_precision.""" f = PlainTextFormatter() def set_fp(p): f.float_precision = p nt.assert_raises(ValueError, set_fp, '%') nt.assert_raises(ValueError, set_fp, '%.3f%i') nt.assert_raises(ValueError, set_fp, 'foo') nt.assert_raises(ValueError, set_fp, -1)
def test_error_pretty_method(): f = PlainTextFormatter() class BadPretty(object): def _repr_pretty_(self): return "hello" bad = BadPretty() with capture_output() as captured: result = f(bad) nt.assert_is(result, None) nt.assert_in("Traceback", captured.stdout) nt.assert_in("_repr_pretty_", captured.stdout) nt.assert_in("given", captured.stdout) nt.assert_in("argument", captured.stdout)
def test_deferred(): f = PlainTextFormatter()
def test_pop_string(): f = PlainTextFormatter() type_str = '%s.%s' % (C.__module__, 'C') with nt.assert_raises(KeyError): f.pop(type_str) f.for_type(type_str, foo_printer) f.pop(type_str) with nt.assert_raises(KeyError): f.lookup_by_type(C) with nt.assert_raises(KeyError): f.pop(type_str) f.for_type(C, foo_printer) nt.assert_is(f.pop(type_str, None), foo_printer) with nt.assert_raises(KeyError): f.lookup_by_type(C) with nt.assert_raises(KeyError): f.pop(type_str) nt.assert_is(f.pop(type_str, None), None)
def test_pop(): f = PlainTextFormatter() f.for_type(C, foo_printer) nt.assert_is(f.lookup_by_type(C), foo_printer) nt.assert_is(f.pop(C, None), foo_printer) f.for_type(C, foo_printer) nt.assert_is(f.pop(C), foo_printer) with nt.assert_raises(KeyError): f.lookup_by_type(C) with nt.assert_raises(KeyError): f.pop(C) with nt.assert_raises(KeyError): f.pop(A) nt.assert_is(f.pop(A, None), None)
def test_string_in_formatter(): f = PlainTextFormatter() type_str = '%s.%s' % (C.__module__, 'C') f.for_type(type_str, foo_printer) nt.assert_in(type_str, f) nt.assert_in(C, f)