Update to ruby/spec@83063a3

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62094 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/core/integer/divide_spec.rb

@@ -1,7 +1,96 @@
 require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../shared/arithmetic_exception_in_coerce', __FILE__)
+require File.expand_path('../shared/arithmetic_coerce', __FILE__)
 
 describe "Integer#/" do
-  it_behaves_like :integer_arithmetic_exception_in_coerce, :/
+  ruby_version_is "2.4"..."2.5" do
+    it_behaves_like :integer_arithmetic_coerce_rescue, :/
+  end
+
+  ruby_version_is "2.5" do
+    it_behaves_like :integer_arithmetic_coerce_not_rescue, :/
+  end
+
+  context "fixnum" do
+    it "returns self divided by the given argument" do
+      (2 / 2).should == 1
+      (3 / 2).should == 1
+    end
+
+    it "supports dividing negative numbers" do
+      (-1 / 10).should == -1
+    end
+
+    it "returns result the same class as the argument" do
+      (3 / 2).should == 1
+      (3 / 2.0).should == 1.5
+      (3 / Rational(2, 1)).should == Rational(3, 2)
+    end
+
+    it "raises a ZeroDivisionError if the given argument is zero and not a Float" do
+      lambda { 1 / 0 }.should raise_error(ZeroDivisionError)
+    end
+
+    it "does NOT raise ZeroDivisionError if the given argument is zero and is a Float" do
+      (1 / 0.0).to_s.should == 'Infinity'
+      (-1 / 0.0).to_s.should == '-Infinity'
+    end
+
+    it "coerces fixnum and return self divided by other" do
+      (-1 / 50.4).should be_close(-0.0198412698412698, TOLERANCE)
+      (1 / bignum_value).should == 0
+    end
+
+    it "raises a TypeError when given a non-Integer" do
+      lambda { 13 / mock('10') }.should raise_error(TypeError)
+      lambda { 13 / "10"       }.should raise_error(TypeError)
+      lambda { 13 / :symbol    }.should raise_error(TypeError)
+    end
+  end
+
+  context "bignum" do
+    before :each do
+      @bignum = bignum_value(88)
+    end
+
+    it "returns self divided by other" do
+      (@bignum / 4).should == 2305843009213693974
+
+      (@bignum / bignum_value(2)).should == 1
+
+      (-(10**50) / -(10**40 + 1)).should == 9999999999
+      ((10**50) / (10**40 + 1)).should == 9999999999
+
+      ((-10**50) / (10**40 + 1)).should == -10000000000
+      ((10**50) / -(10**40 + 1)).should == -10000000000
+    end
+
+    it "returns self divided by Float" do
+      not_supported_on :opal do
+        (bignum_value(88) / 4294967295.0).should be_close(2147483648.5, TOLERANCE)
+      end
+      (bignum_value(88) / 4294967295.5).should be_close(2147483648.25, TOLERANCE)
+    end
+
+    it "returns result the same class as the argument" do
+      (@bignum / 4).should == 2305843009213693974
+      (@bignum / 4.0).should be_close(2305843009213693974, TOLERANCE)
+      (@bignum / Rational(4, 1)).should == Rational(2305843009213693974, 1)
+    end
+
+    it "does NOT raise ZeroDivisionError if other is zero and is a Float" do
+      (bignum_value / 0.0).to_s.should == 'Infinity'
+      (bignum_value / -0.0).to_s.should == '-Infinity'
+    end
+
+    it "raises a ZeroDivisionError if other is zero and not a Float" do
+      lambda { @bignum / 0 }.should raise_error(ZeroDivisionError)
+    end
+
+    it "raises a TypeError when given a non-numeric" do
+      lambda { @bignum / mock('10') }.should raise_error(TypeError)
+      lambda { @bignum / "2" }.should raise_error(TypeError)
+      lambda { @bignum / :symbol }.should raise_error(TypeError)
+    end
+  end
 end