1 files changed, 48 insertions, 1 deletions
diff --git a/lib/Math/BigRat/t/bigrat.t b/lib/Math/BigRat/t/bigrat.t
index 380f2e794f..9475426c7a 100755
--- a/lib/Math/BigRat/t/bigrat.t
+++ b/lib/Math/BigRat/t/bigrat.t
@@ -8,7 +8,7 @@ BEGIN
   $| = 1;
   chdir 't' if -d 't';
   unshift @INC, '../lib'; # for running manually
-  plan tests => 36;
+  plan tests => 61;
   }
 
 # testing of Math::BigRat
@@ -18,6 +18,14 @@ use Math::BigRat;
 my ($x,$y,$z);
 
 $x = Math::BigRat->new(1234); 		ok ($x,1234);
+ok ($x->isa('Math::BigRat'));
+ok (!$x->isa('Math::BigFloat'));
+ok (!$x->isa('Math::BigInt'));
+
+##############################################################################
+# new
+
+$x = Math::BigRat->new(1234); 		ok ($x,1234);
 $x = Math::BigRat->new('1234/1'); 	ok ($x,1234);
 $x = Math::BigRat->new('1234/2'); 	ok ($x,617);
 
@@ -34,6 +42,33 @@ $x = Math::BigRat->new('inf');		ok ($x,'inf');
 $x = Math::BigRat->new('-inf');		ok ($x,'-inf');
 $x = Math::BigRat->new('1/');		ok ($x,'NaN');
 
+# input ala '1+1/3' isn't parsed ok yet
+$x = Math::BigRat->new('1+1/3');		ok ($x,'NaN');
+
+##############################################################################
+# mixed arguments
+
+ok (Math::BigRat->new('3/7')->badd(1),'10/7');
+ok (Math::BigRat->new('3/10')->badd(1.1),'7/5');
+ok (Math::BigRat->new('3/7')->badd(Math::BigInt->new(1)),'10/7');
+ok (Math::BigRat->new('3/10')->badd(Math::BigFloat->new('1.1')),'7/5');
+
+ok (Math::BigRat->new('3/7')->bsub(1),'-4/7');
+ok (Math::BigRat->new('3/10')->bsub(1.1),'-4/5');
+ok (Math::BigRat->new('3/7')->bsub(Math::BigInt->new(1)),'-4/7');
+ok (Math::BigRat->new('3/10')->bsub(Math::BigFloat->new('1.1')),'-4/5');
+
+ok (Math::BigRat->new('3/7')->bmul(1),'3/7');
+ok (Math::BigRat->new('3/10')->bmul(1.1),'33/100');
+ok (Math::BigRat->new('3/7')->bmul(Math::BigInt->new(1)),'3/7');
+ok (Math::BigRat->new('3/10')->bmul(Math::BigFloat->new('1.1')),'33/100');
+
+ok (Math::BigRat->new('3/7')->bdiv(1),'3/7');
+ok (Math::BigRat->new('3/10')->bdiv(1.1),'3/11');
+ok (Math::BigRat->new('3/7')->bdiv(Math::BigInt->new(1)),'3/7');
+ok (Math::BigRat->new('3/10')->bdiv(Math::BigFloat->new('1.1')),'3/11');
+
+##############################################################################
 $x = Math::BigRat->new('1/4'); $y = Math::BigRat->new('1/3');
 ok ($x + $y, '7/12');
 ok ($x * $y, '1/12');
@@ -70,6 +105,18 @@ ok ($x->bacmp($y),1);
 $x = Math::BigRat->new('-124');		$y = Math::BigRat->new('-122');
 ok ($x->bcmp($y),-1);
 
+$x = Math::BigRat->new('3/7');		$y = Math::BigRat->new('5/7');
+ok ($x+$y,'8/7');
+
+$x = Math::BigRat->new('3/7');		$y = Math::BigRat->new('5/7');
+ok ($x*$y,'15/49');
+
+$x = Math::BigRat->new('3/5');		$y = Math::BigRat->new('5/7');
+ok ($x*$y,'3/7');
+
+$x = Math::BigRat->new('3/5');		$y = Math::BigRat->new('5/7');
+ok ($x/$y,'21/25');
+
 $x = Math::BigRat->new('-144/9'); $x->bsqrt(); ok ($x,'NaN');
 $x = Math::BigRat->new('144/9');  $x->bsqrt(); ok ($x,'4');