def test_dtab_read_ignores_comment_line(self):
withComments = Dtab.read("""
# a comment
/#foo => /biz # another comment
| ( /bliz & # yet another comment
/bluth ) # duh bluths
; #finalmente
#/ignore=>/me;
""")
dtab = Dtab([
Dentry(
Path.Utf8("#foo"),
NameTree.Alt(
NameTree.Leaf(Path.Utf8("biz")),
NameTree.Union(
NameTree.Weighted(
NameTree.Weighted.defaultWeight,
NameTree.Leaf(Path.Utf8("bliz")),
),
NameTree.Weighted(
NameTree.Weighted.defaultWeight,
NameTree.Leaf(Path.Utf8("bluth")),
),
),
),
)
])
s = "Dtab(Label(#foo)=>NameTree.Leaf(Path(/biz)),"
s += "NameTree.Union(NameTree.Weighted(1.0,NameTree.Leaf(Path(/bliz))),"
s += "NameTree.Weighted(1.0,NameTree.Leaf(Path(/bluth)))))"
self.assertEqual(repr(dtab), s)
self.assertEqual(withComments, dtab)
def test_parseDtab(self):
self.assertTrue(NameTreeParsers.parseDtab("") == Dtab.empty)
self.assertTrue(
NameTreeParsers.parseDtab(" /=>! ")
== Dtab([Dentry(Path.empty, NameTree.Fail)])
)
self.assertTrue(
NameTreeParsers.parseDtab("/=>!;")
== Dtab([Dentry(Path.empty, NameTree.Fail)])
)
self.assertTrue(
NameTreeParsers.parseDtab("/=>!;/foo=>/bar")
== Dtab(
[
Dentry(Path.empty, NameTree.Fail),
Dentry(Path.Utf8("foo"), NameTree.Leaf(Path.Utf8("bar"))),
]
)
)
def test_is_collection(self):
# these are mostly just compilation tests.
dtab = Dtab.empty
dtab += Dentry.read("/a => /b")
dtab += Dentry.read("/c => /d")
dtab1 = Dtab(
map(
lambda d: Dentry.read("/{}=>{}".format(
"/".join(map(lambda x: x.buf, d.prefix.elems)),
d.nametree.value.show,
)),
dtab,
))
self.assertTrue(dtab1.length, 2)