def test_sets():
""" Ensure that we can tokenize a set. """
objs = tokenize("#{1 2}")
assert objs == [Set([Integer(1), Integer(2)])]
objs = tokenize("(bar #{foo bar baz})")
assert objs == [
Expression([
Symbol("bar"),
Set([Symbol("foo"), Symbol("bar"),
Symbol("baz")])
])
]
objs = tokenize("#{(foo bar) (baz quux)}")
assert objs == [
Set([
Expression([Symbol("foo"), Symbol("bar")]),
Expression([Symbol("baz"), Symbol("quux")])
])
]
# Duplicate items in a literal set should be okay (and should
# be preserved).
objs = tokenize("#{1 2 1 1 2 1}")
assert objs == [Set([Integer(n) for n in [1, 2, 1, 1, 2, 1]])]
assert len(objs[0]) == 6
# https://github.com/hylang/hy/issues/1120
objs = tokenize("#{a 1}")
assert objs == [Set([Symbol("a"), Integer(1)])]
def test_discard():
"""Check that discarded terms are removed properly."""
# empty
assert tokenize("") == []
# single
assert tokenize("#_1") == []
# multiple
assert tokenize("#_1 #_2") == []
assert tokenize("#_1 #_2 #_3") == []
# nested discard
assert tokenize("#_ #_1 2") == []
assert tokenize("#_ #_ #_1 2 3") == []
# trailing
assert tokenize("0") == [Integer(0)]
assert tokenize("0 #_1") == [Integer(0)]
assert tokenize("0 #_1 #_2") == [Integer(0)]
# leading
assert tokenize("2") == [Integer(2)]
assert tokenize("#_1 2") == [Integer(2)]
assert tokenize("#_0 #_1 2") == [Integer(2)]
assert tokenize("#_ #_0 1 2") == [Integer(2)]
# both
assert tokenize("#_1 2 #_3") == [Integer(2)]
assert tokenize("#_0 #_1 2 #_ #_3 4") == [Integer(2)]
# inside
assert tokenize("0 #_1 2") == [Integer(0), Integer(2)]
assert tokenize("0 #_1 #_2 3") == [Integer(0), Integer(3)]
assert tokenize("0 #_ #_1 2 3") == [Integer(0), Integer(3)]
# in List
assert tokenize("[]") == [List([])]
assert tokenize("[#_1]") == [List([])]
assert tokenize("[#_1 #_2]") == [List([])]
assert tokenize("[#_ #_1 2]") == [List([])]
assert tokenize("[0]") == [List([Integer(0)])]
assert tokenize("[0 #_1]") == [List([Integer(0)])]
assert tokenize("[0 #_1 #_2]") == [List([Integer(0)])]
assert tokenize("[2]") == [List([Integer(2)])]
assert tokenize("[#_1 2]") == [List([Integer(2)])]
assert tokenize("[#_0 #_1 2]") == [List([Integer(2)])]
assert tokenize("[#_ #_0 1 2]") == [List([Integer(2)])]
# in Set
assert tokenize("#{}") == [Set()]
assert tokenize("#{#_1}") == [Set()]
assert tokenize("#{0 #_1}") == [Set([Integer(0)])]
assert tokenize("#{#_1 0}") == [Set([Integer(0)])]
# in Dict
assert tokenize("{}") == [Dict()]
assert tokenize("{#_1}") == [Dict()]
assert tokenize("{#_0 1 2}") == [Dict([Integer(1), Integer(2)])]
assert tokenize("{1 #_0 2}") == [Dict([Integer(1), Integer(2)])]
assert tokenize("{1 2 #_0}") == [Dict([Integer(1), Integer(2)])]
# in Expression
assert tokenize("()") == [Expression()]
assert tokenize("(#_foo)") == [Expression()]
assert tokenize("(#_foo bar)") == [Expression([Symbol("bar")])]
assert tokenize("(foo #_bar)") == [Expression([Symbol("foo")])]
assert tokenize("(foo :bar 1)") == [
Expression([Symbol("foo"), Keyword("bar"),
Integer(1)])
]
assert tokenize("(foo #_:bar 1)") == [
Expression([Symbol("foo"), Integer(1)])
]
assert tokenize("(foo :bar #_1)") == [
Expression([Symbol("foo"), Keyword("bar")])
]
# discard term with nesting
assert tokenize("[1 2 #_[a b c [d e [f g] h]] 3 4]") == [
List([Integer(1), Integer(2),
Integer(3), Integer(4)])
]
# discard with other prefix syntax
assert tokenize("a #_'b c") == [Symbol("a"), Symbol("c")]
assert tokenize("a '#_b c") == [
Symbol("a"), Expression([Symbol("quote"), Symbol("c")])
]
assert tokenize("a '#_b #_c d") == [
Symbol("a"), Expression([Symbol("quote"), Symbol("d")])
]
assert tokenize("a '#_ #_b c d") == [
Symbol("a"), Expression([Symbol("quote"), Symbol("d")])
]
def empty_set(state, p):
return Set([])
def t_set(state, p):
return Set(p[1])
hydict = Dict(["a", 1, "b", 2, "c", 3])
def test_dict_items():
assert hydict.items() == [("a", 1), ("b", 2), ("c", 3)]
def test_dict_keys():
assert hydict.keys() == ["a", "b", "c"]
def test_dict_values():
assert hydict.values() == [1, 2, 3]
hyset = Set([3, 1, 2, 2])
def test_set():
assert list(hyset) == [3, 1, 2, 2]
def test_number_model_copy():
i = Integer(42)
assert (i == copy.copy(i))
assert (i == copy.deepcopy(i))
f = Float(42.)
assert (f == copy.copy(f))
assert (f == copy.deepcopy(f))
def test_set():
assert list(Set([3, 1, 2, 2])) == [3, 1, 2, 2]