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TestZoa.py
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TestZoa.py
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import io
import unittest
from zoa import *
from zoa_export import *
def assert_roundtrip(v):
zoa = ZoaRaw.frPy(v)
b = zoa.serialize()
result_zoa = from_zoab(b)
result = result_zoa.to_py()
assert v == result
class TestUtils(unittest.TestCase):
def testExtendWithInt(self):
b = bytearray()
extendWithInt(b, 0x1234567890)
assert b == b'\x12\x34\x56\x78\x90'
b = bytearray()
extendWithInt(b, 0x123)
assert b == b'\x01\x23'
def testAttrDict(self):
a = AttrDict({'a': 4, 'b': 7})
assert ('a', 4) in list(a.items())
assert a.a == 4
assert a.b == 7
a.a = 5
assert a.a == 5
a.c = 7
assert a['c'] == 7
class TestZoaRaw(unittest.TestCase):
def test_write_str(self):
b = io.BytesIO()
write_data(b, b'hi')
b = b.getvalue()
assert b[0] == 2
assert b[1:] == b'hi'
def test_write_arr_str(self):
bw = io.BytesIO()
v = [ZoaRaw.new_data(b'hi')]
assert v[0].data == b'hi'
write_arr(bw, v)
b = bw.getvalue()
assert b[0] == ZOA_ARR | 1
assert b[1] == 2 # the string
assert b[2:] == b'hi'
def test_from_arr_str(self):
v = from_zoab(io.BytesIO(b'\x02hi'))
assert v == ZoaRaw.new_data(b'hi')
def test_from_to(self):
assert_roundtrip([])
assert_roundtrip([b'hi', b'bob'])
assert_roundtrip([ [] ])
assert_roundtrip([b'hi', [] ])
assert_roundtrip([b'hi', [b'bob']])
def test_long_data(self):
bw = io.BytesIO()
b = b'0123456789' * 13 # length = 130 (63 + 63 + 4
write_data(bw, b)
r = bw.getvalue()
assert r[0] == ZOA_DATA | ZOA_JOIN | 63
assert r[1:64] == b[0:63]
assert r[64] == ZOA_DATA | ZOA_JOIN | 63
assert r[65:128] == b[63:126]
assert r[128] == ZOA_DATA | 4
assert r[129:] == b[126:]
def test_long_round(self):
a = [ b'one', b'two', b'three', b'four', b'five' ] * 30 # 150
assert_roundtrip(a)
class TestBase(unittest.TestCase):
def setUp(self):
self.env = TyEnv()
class TestZoaTy(TestBase):
def test_int0(self):
res = Int(0).toZ().data
print(res)
assert b'' == res
def test_int(self):
assert b'\x42' == Int(0x42).toZ().data
assert 0x42 == Int.frZ(ZoaRaw.new_data(b'\x42'))
z = Int(-0x42).toZ()
assert len(z.arr) == 1
assert b'\x42' == z.arr[0].data
assert -0x42 == Int.frZ(ZoaRaw.new_arr([ZoaRaw.new_data(b'\x42')]))
def test_U1(self):
assert b'\x42' == U1(0x42).toZ().data
try: U1.frPy(0x100); assert(False)
except ValueError: pass
def test_arr_int(self):
ai = ArrInt.frPy(range(10))
z = ai.toZ()
assert b'' == z.arr[0].data # special 0
assert b'\x01' == z.arr[1].data
assert b'\x09' == z.arr[9].data
assert ai == ArrInt.frZ(z)
assert repr(ai) == '[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]'
def test_map(self):
MapStrInt = self.env.map(Str, Int)
m = MapStrInt.frPy({"foo": 3, "bar": 7})
z = m.toZ()
assert b'foo' == z.arr[0].data
assert b'\x03' == z.arr[1].data
assert b'bar' == z.arr[2].data
assert b'\x07' == z.arr[3].data
result = MapStrInt.frZ(z)
assert m == result
def test_data(self):
b = Data(b'abc 123')
assert b'abc 123' == b.toZ().data
assert b == Data.frZ(ZoaRaw.new_data(b'abc 123'))
assert repr(b) == ' 61_6263_2031_3233'
def test_struct(self):
ty = self.env.struct(None, b'foo', odict([
(b'a', StructField(Int)),
]))
z = ZoaRaw.new_arr([
Int(1).toZ(), # numPositional
Int(0x77).toZ(), # value of 'a'
])
s = ty.frZ(z)
assert s.a == 0x77
assert z == s.toZ()
def test_enum(self):
ty = self.env.enum(None, b'en', [
(b'a', EnumVar(Int)),
(b'b', EnumVar(Data)),
])
en = ty(a=Int(3))
assert en.b is None; assert 3 == en.a
assert en.toZ() == ZoaRaw.new_arr([Int(0).toZ(), Int(3).toZ()])
en = ty(b=Data(b'hi there enum'))
assert en.a is None; assert en.b == b'hi there enum'
assert en.toZ() == ZoaRaw.new_arr([
Int(1).toZ(), Data(b'hi there enum').toZ()])
assert ty.frZ(en.toZ()) == en
def test_bitmap(self):
Bm = self.env.bitmap(None, b'Bm', [
(b'a', BmVar(0x01, 0x03)),
(b'b', BmVar(0x03, 0x03)),
(b'noTop', BmVar(0x00, 0x10)),
(b'top', BmVar(0x10, 0x10)),
])
bm = Bm(); assert 0 == bm.value
bm.set_top(); assert 0x10 == bm.value
bm.set_noTop(); assert 0x00 == bm.value
bm.set_a(); assert 0x01 == bm.value
assert 0x01 == bm.get_a()
bm.set_b(); assert 0x03 == bm.value
assert 0x03 == bm.get_a()
bm.set_a(); assert 0x01 == bm.value
bm.set_top(); assert 0x11 == bm.value
assert bm.is_a()
assert not bm.is_b()
assert bm.is_top()
bm.set_a(0x03); assert bm.is_b(); assert 0x13 == bm.value
assert bm.toZ() == ZoaRaw.new_data(b'\x13')
assert bm.frZ(bm.toZ()) == bm
bm.set_a(); assert bm.is_a();
bm.tog_a(); assert not bm.is_a()
bm.tog_a(); assert bm.is_a()
def test_dyn(self):
i = Dyn._int(4)
assert i.ty == DynType.Int
i = Dyn.frPy(4)
assert i.ty == DynType.Int
assert i.value == 4
assert i.frZ(i.toZ()) == i
assert repr(i) == '4'
def test_dynArr(self):
a = Dyn.frPyArrInt([1, 2, 3, 4])
assert a.value == [1, 2, 3, 4]
assert a.frZ(a.toZ()) == a
assert repr(a) == '[1, 2, 3, 4]'
def test_dynComplex(self):
case = [
b'\x20', # ArrDyn
[[ b'\x02', b'\x48'], # DynData = '\x48'
[ b'\x22', []]] # DynArrData = []
]
z = ZoaRaw.frPy(case)
arrData = Dyn.frPyArrData([])
expected = Dyn.frPyArrDyn([b'\x48', arrData])
result = Dyn.frZ(z)
assert expected.toZ() == z
assert expected == result
def tokens(buf):
out, p = [], Parser(buf)
while p.i < len(buf):
t = p.token()
if not t: break
out.append(t.decode('utf-8'))
return out
class TestParse(TestBase):
def test_TG(self):
assert TG.fromChr(ord(' ')) is TG.T_WHITE
assert TG.fromChr(ord('\n')) is TG.T_WHITE
assert TG.fromChr(ord('_')) is TG.T_NUM
assert TG.fromChr(ord('f')) is TG.T_HEX
assert TG.fromChr(ord('g')) is TG.T_ALPHA
assert TG.fromChr(ord('.')) is TG.T_ALPHA
def test_data(self):
b = Data(b'hi there bob!')
expected = ' 68_6920_7468_6572_6520_626F_6221'
result = repr(b)
assert expected == result
b = Data(b'\x10\x12')
assert '1012' == repr(b)
def test_skipWhitespace(self):
p = Parser(b' \nfoo')
assert p.i == 0
p.skipWhitespace(); assert p.i == 4
p.skipWhitespace(); assert p.i == 4
def test_comment(self):
Parser(b'\\ hi there\n \\hi \\there\n \\(hi there) \\bob').parse()
def test_single(self):
assert b']' == Parser(b']').token()
assert b')' == Parser(b')').token()
assert b'a' == Parser(b'a').token()
def test_tokens(self):
assert tokens(b'a_b[foo.bar baz]') == [
'a_b', '[', 'foo.bar', 'baz', ']']
def test_struct(self):
p = Parser(b'struct foo [a: Int]')
p.parse()
foo = p.env.tys[b'foo']
assert foo._fields == odict([
(b'a', StructField(Int)),
])
p = Parser(b'struct Ab [a: Int; b: Data]')
p.parse()
Ab = p.env.tys[b'Ab']
assert Ab._fields == odict([
(b'a', StructField(Int)),
(b'b', StructField(Data)),
])
ab = Ab(a = 1, b = b'hi')
assert ab.a == 1
assert ab.b == b'hi'
assert repr(ab) == "Ab(a=1, b=b'hi')"
def test_struct_inner(self):
p = Parser(b'struct Foo [a: Int]\nstruct Bar[a: Int; f: Foo]')
p.parse()
Foo = p.env.tys[b'Foo']
Bar = p.env.tys[b'Bar']
assert Bar._fields == odict([
(b'a', StructField(Int)),
(b'f', StructField(Foo)),
])
def test_enum(self):
p = Parser(b'enum E \\comment [a: Int; b: Data]')
p.parse()
E = p.env.tys[b'E']
assert E._variants == [
(b'a', EnumVar(Int)),
(b'b', EnumVar(Data)),
]
def test_bitmap(self):
p = Parser(b'bitmap B [a 0x01 0x03; b 0x02 0x07]')
p.parse()
B = p.env.tys[b'B']
assert B._variants == [
(b'a', BmVar(1, 3)),
(b'b', BmVar(2, 7)),
]
def test_declare(self):
p = Parser(
b'''
declare E;
declare S;
struct A [ e: E ];
enum B [ s: S ];
enum E [a: Int];
struct S [a: Int];
''')
p.parse()
A = p.env.tys[b'A']
B = p.env.tys[b'B']
E = p.env.tys[b'E']
S = p.env.tys[b'S']
assert A._fields == {b'e': StructField(E)}
assert S._fields == {b'a': StructField(Int)}
assert B._variants == [(b's', EnumVar(S))]
assert E._variants == [(b'a', EnumVar(Int))]
class TestParseValue(TestBase):
def testInt(self):
assert 42 == Int.parse(Parser(b'42'))
assert 0x42 == Int.parse(Parser(b'0x42'))
assert 0x33 == Int.parse(Parser(b'{0x33}'))
def testData(self):
expected = b'\x12\x34\x56\x78\x90'
result = Data.parse(Parser(b'{1234 5678 90}'))
assert expected == result
expected = b'\x00\x45\x78'
result = Data.parse(Parser(b'{00 4578}'))
assert expected == result
def testStrSingle(self):
expected = "hello-bob*you-rock"
result = Str.parse(Parser(b' hello-bob*you-rock'))
assert expected == result
def testStr(self):
expected = "hello\n bob you rock"
result = Str.parse(Parser(b'''|\\
hello
\\ bob you rock\\
|'''))
assert expected == result
def testArr(self):
expected = [42, 0x37, 7777]
result = ArrInt.parse(Parser(b' {42, 0x37\n7777}'))
assert expected == result
def testMap(self):
expected = odict([("bob", "42"), ("rachel", "his mother")])
result = MapStrStr.parse(Parser(b'{\nbob = 42\nrachel = |his mother|\n}'))
assert expected == result
def testStruct(self):
p = Parser(b'struct Foo [a: Int]\nstruct Bar[a: Int; f: Foo]')
p.parse()
p = Parser(b'''{
a = 42
f = { a = 37 }
}''', env=p.env)
Foo = p.env.tys[b'Foo']
Bar = p.env.tys[b'Bar']
expected = Bar(a=42, f=Foo(a=37))
result = Bar.parse(p)
assert expected == result
def testEnum(self):
p = Parser(b'enum E [i: Int\ns: Str]')
p.parse()
p = Parser(b'''i 42''', env=p.env)
E = p.env.tys[b'E']
expected = E(i = 42)
result = E.parse(p)
assert expected == result
def testStructDefault(self):
p = Parser(b'struct Foo [a: Int = 4]')
p.parse()
Foo = p.env.tys[b'Foo']
expected = Foo(a = 4)
result = Foo()
assert expected == result
class TestParseConst(TestBase):
def testInt(self):
p = Parser(b'const a: Int = 42'); p.parse()
assert 42 == p.env.vals[b'a']
def testEnum(self):
p = Parser(b'''
enum E [i: Int s: Str]
const i: E = i{4}
const s: E = s|hi there|
'''); p.parse(); E = p.env.tys[b'E']
assert E(i=4) == p.env.vals[b'i']
assert E(s="hi there") == p.env.vals[b's']
def testStruct(self):
p = Parser(b'''
struct Foo [a: Int = 4]
const f: Foo = {a = 72}
'''); p.parse()
Foo = p.env.tys[b'Foo']
assert Foo(72) == p.env.vals[b'f']
A_EXPECTED = '''
typedef struct {
U4 a;
} A;
'''.strip()
A_TX_EXPECTED = '''
void A_txZoab(Ring* r, A* t) {
U4_txZoab(r, t->a);
}
'''.strip()
B_EXPECTED = '''
typedef struct {
A a;
U2 b;
} B;
'''.strip()
B_TX_EXPECTED = '''
void B_txZoab(Ring* r, B* t) {
A_txZoab(r, &t->a);
U4_txZoab(r, t->b);
}
'''.strip()
class TestExportC(TestBase):
def testStruct(self):
r = parseBytes(b'''
struct A [a: U4 = 4]
struct B [a: A; b: U2]
''');
A, B = r.tys.A, r.tys.B
result = cStruct(A)
methods = cStructTx(A)
assert result == A_EXPECTED
assert methods == A_TX_EXPECTED
result = cStruct(B)
methods = cStructTx(B)
assert result == B_EXPECTED
assert methods == B_TX_EXPECTED
if __name__ == '__main__':
unittest.main()