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* ext/bigdecimal/bigdecimal.c (BigDecimalCmp): Fix comparisons [ruby-core:26646]

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* test/bigdecimal/test_bigdecimal.rb (class): Fix and improve tests.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25765 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
marcandre 2009-11-14 00:17:07 +00:00
parent d71eab14fb
commit c07e7d167d
3 changed files with 25 additions and 9 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
Sat Nov 14 09:16:54 2009 Marc-Andre Lafortune <ruby-core@marc-andre.ca>
* ext/bigdecimal/bigdecimal.c (BigDecimalCmp): Fix comparisons
[ruby-core:26646]
* test/bigdecimal/test_bigdecimal.rb (class): Fix and improve tests.
Sat Nov 14 04:07:06 2009 Hidetoshi NAGAI <nagai@ai.kyutech.ac.jp>
* ext/tk/lib/tk/variable.rb (TkVariable::coerce): fix bug on a

10
ext/bigdecimal/bigdecimal.c
View file

@ -724,23 +724,21 @@ BigDecimalCmp(VALUE self, VALUE r,char op)
switch(op)
{
case '*': f = rb_intern("<=>");break;
case '=': f = rb_intern("=="); break;
case '!': f = rb_intern("!="); break;
case '*': return rb_num_coerce_cmp(self,r,rb_intern("<=>"));
case '=': return RTEST(rb_num_coerce_cmp(self,r,rb_intern("=="))) ? Qtrue : Qfalse;
case 'G': f = rb_intern(">="); break;
case 'L': f = rb_intern("<="); break;
case '>': case '<': f = (ID)op; break;
}
return rb_num_coerce_cmp(self,r,f);
return rb_num_coerce_relop(self,r,f);
}
SAVE(b);
e = VpComp(a, b);
if(e==999) return Qnil;
if(e==999) return (op == '*') ? Qnil : Qfalse;
switch(op)
{
case '*': return INT2FIX(e); /* any op */
case '=': if(e==0) return Qtrue ; return Qfalse;
case '!': if(e!=0) return Qtrue ; return Qfalse;
case 'G': if(e>=0) return Qtrue ; return Qfalse;
case '>': if(e> 0) return Qtrue ; return Qfalse;
case 'L': if(e<=0) return Qtrue ; return Qfalse;

17
test/bigdecimal/test_bigdecimal.rb
View file

@ -61,7 +61,6 @@ class TestBigDecimal < Test::Unit::TestCase
x = BigDecimal.new("0.1")
100.times do
x *= x
break if x == false
end
end
end
@ -71,7 +70,6 @@ class TestBigDecimal < Test::Unit::TestCase
x = BigDecimal.new("10")
100.times do
x *= x
break if x == false
end
end
end
@ -219,7 +217,20 @@ class TestBigDecimal < Test::Unit::TestCase
assert_operator(1, :<, inf)
end
def test_cmp_corece
def test_cmp_nan
n1 = BigDecimal.new("1")
BigDecimal.mode(BigDecimal::EXCEPTION_NaN, false)
assert_equal(nil, BigDecimal.new("NaN") <=> n1)
assert_equal(false, BigDecimal.new("NaN") > n1)
end
def test_cmp_failing_coercion
n1 = BigDecimal.new("1")
assert_equal(nil, n1 <=> nil)
assert_raise(ArgumentError){n1 > nil}
end
def test_cmp_coerce
n1 = BigDecimal.new("1")
n2 = BigDecimal.new("2")
o1 = Object.new; def o1.coerce(x); [x, BigDecimal.new("1")]; end