Author: Juergen Boemmels <[email protected]>
Branch:
Changeset: r24:d333d806d357
Date: 2011-11-29 23:24 +0100
http://bitbucket.org/pypy/lang-scheme/changeset/d333d806d357/
Log: Equality for Characters
diff --git a/scheme/object.py b/scheme/object.py
--- a/scheme/object.py
+++ b/scheme/object.py
@@ -176,6 +176,12 @@
def __repr__(self):
return "<W_Character #\\" + self.chrval + ">"
+ def eqv(self, w_obj):
+ if not isinstance(w_obj, W_Character):
+ return False
+ return self.chrval == w_obj.chrval
+ equal = eqv
+
class W_Real(W_Root):
def __init__(self, val):
self.exact = False
diff --git a/scheme/test/test_object.py b/scheme/test/test_object.py
--- a/scheme/test/test_object.py
+++ b/scheme/test/test_object.py
@@ -24,11 +24,16 @@
w_str = W_String(str)
assert str == w_str.to_string()
assert w_str.to_repr() == r'''"\\ \\\\ \\' \" \\\""'''
+
str1 = "foobar"
w_str1 = W_String(str1)
str2 = "foo" + "bar"
w_str2 = W_String(str2)
assert w_str1.equal(w_str2)
+ w_str2 = W_String("foo")
+ assert not w_str1.equal(w_str2)
+ w_sym = symbol(str1)
+ assert not w_str1.equal(w_str2)
def test_char():
c = 'x'
@@ -41,6 +46,7 @@
assert w_char.to_boolean() is True
assert w_char.to_string() == ' '
assert w_char.to_repr() == r'#\space'
+ assert w_char.eqv(W_Character(' '))
def test_fixnum():
num = 12345
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