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-rw-r--r--spec/rubyspec/core/bignum/shared/divide.rb27
1 files changed, 27 insertions, 0 deletions
diff --git a/spec/rubyspec/core/bignum/shared/divide.rb b/spec/rubyspec/core/bignum/shared/divide.rb
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+++ b/spec/rubyspec/core/bignum/shared/divide.rb
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+describe :bignum_divide, shared: true do
+ before :each do
+ @bignum = bignum_value(88)
+ end
+
+ it "returns self divided by other" do
+ @bignum.send(@method, 4).should == 2305843009213693974
+
+ @bignum.send(@method, bignum_value(2)).should be_close(1, TOLERANCE)
+
+ (-(10**50)).send(@method, -(10**40 + 1)).should == 9999999999
+ (10**50).send(@method, 10**40 + 1).should == 9999999999
+
+ (-10**50).send(@method, 10**40 + 1).should == -10000000000
+ (10**50).send(@method, -(10**40 + 1)).should == -10000000000
+ end
+
+ it "raises a ZeroDivisionError if other is zero and not a Float" do
+ lambda { @bignum.send(@method, 0) }.should raise_error(ZeroDivisionError)
+ end
+
+ it "raises a TypeError when given a non-Integer" do
+ lambda { @bignum.send(@method, mock('10')) }.should raise_error(TypeError)
+ lambda { @bignum.send(@method, "2") }.should raise_error(TypeError)
+ lambda { @bignum.send(@method, :symbol) }.should raise_error(TypeError)
+ end
+end