4 files changed, 14 insertions, 31 deletions
diff --git a/spec/ruby/core/integer/shared/abs.rb b/spec/ruby/core/integer/shared/abs.rb
index 946aa21864..43844c9065 100644
--- a/spec/ruby/core/integer/shared/abs.rb
+++ b/spec/ruby/core/integer/shared/abs.rb
@@ -11,8 +11,8 @@ describe :integer_abs, shared: true do
 
   context "bignum" do
     it "returns the absolute bignum value" do
-      bignum_value(39).send(@method).should == 9223372036854775847
-      (-bignum_value(18)).send(@method).should == 9223372036854775826
+      bignum_value(39).send(@method).should == 18446744073709551655
+      (-bignum_value(18)).send(@method).should == 18446744073709551634
     end
   end
 end
diff --git a/spec/ruby/core/integer/shared/arithmetic_coerce.rb b/spec/ruby/core/integer/shared/arithmetic_coerce.rb
index 4c0cbcb999..1260192df1 100644
--- a/spec/ruby/core/integer/shared/arithmetic_coerce.rb
+++ b/spec/ruby/core/integer/shared/arithmetic_coerce.rb
@@ -1,25 +1,5 @@
 require_relative '../fixtures/classes'
 
-describe :integer_arithmetic_coerce_rescue, shared: true do
-  it "rescues exception (StandardError and subclasses) raised in other#coerce and raises TypeError" do
-    b = mock("numeric with failed #coerce")
-    b.should_receive(:coerce).and_raise(IntegerSpecs::CoerceError)
-
-    # e.g. 1 + b
-    -> { 1.send(@method, b) }.should raise_error(TypeError, /MockObject can't be coerced into Integer/)
-  end
-
-  it "does not rescue Exception and StandardError siblings raised in other#coerce" do
-    [Exception, NoMemoryError].each do |exception|
-      b = mock("numeric with failed #coerce")
-      b.should_receive(:coerce).and_raise(exception)
-
-      # e.g. 1 + b
-      -> { 1.send(@method, b) }.should raise_error(exception)
-    end
-  end
-end
-
 describe :integer_arithmetic_coerce_not_rescue, shared: true do
   it "does not rescue exception raised in other#coerce" do
     b = mock("numeric with failed #coerce")
diff --git a/spec/ruby/core/integer/shared/exponent.rb b/spec/ruby/core/integer/shared/exponent.rb
index f949c514c8..15df518b7e 100644
--- a/spec/ruby/core/integer/shared/exponent.rb
+++ b/spec/ruby/core/integer/shared/exponent.rb
@@ -30,11 +30,13 @@ describe :integer_exponent, shared: true do
       (-2).send(@method, 30).should eql(1073741824)
       (-2).send(@method, 31).should eql(-2147483648)
       (-2).send(@method, 32).should eql(4294967296)
+      (-2).send(@method, 33).should eql(-8589934592)
 
       (-2).send(@method, 61).should eql(-2305843009213693952)
       (-2).send(@method, 62).should eql(4611686018427387904)
       (-2).send(@method, 63).should eql(-9223372036854775808)
       (-2).send(@method, 64).should eql(18446744073709551616)
+      (-2).send(@method, 65).should eql(-36893488147419103232)
     end
 
     it "can raise 1 to a bignum safely" do
@@ -96,8 +98,8 @@ describe :integer_exponent, shared: true do
     end
 
     it "returns self raised to other power" do
-      (@bignum.send(@method, 4)).should == 7237005577332262361485077344629993318496048279512298547155833600056910050625
-      (@bignum.send(@method, 1.2)).should be_close(57262152889751597425762.57804, TOLERANCE)
+      (@bignum.send(@method, 4)).should == 115792089237316196603666111261383895964500887398800252671052694326794607293761
+      (@bignum.send(@method, 1.3)).should be_close(11109528802438156839288832.0, TOLERANCE)
     end
 
     it "raises a TypeError when given a non-Integer" do
@@ -116,8 +118,9 @@ describe :integer_exponent, shared: true do
     end
 
     it "returns a complex number when negative and raised to a fractional power" do
-      ((-@bignum).send(@method, (1.0/3)))      .should be_close(Complex(1048576,1816186.907597341), TOLERANCE)
-      ((-@bignum).send(@method, Rational(1,3))).should be_close(Complex(1048576,1816186.907597341), TOLERANCE)
+      (-bignum_value).send(@method, (1.0/2)).should be_close(Complex(0.0, 4294967296.0), TOLERANCE)
+      (-@bignum).send(@method, (1.0/3))      .should be_close(Complex(1321122.9748145656, 2288252.1154253655), TOLERANCE)
+      (-@bignum).send(@method, Rational(1,3)).should be_close(Complex(1321122.9748145656, 2288252.1154253655), TOLERANCE)
     end
   end
 end
diff --git a/spec/ruby/core/integer/shared/modulo.rb b/spec/ruby/core/integer/shared/modulo.rb
index b06d81e17d..f678a10806 100644
--- a/spec/ruby/core/integer/shared/modulo.rb
+++ b/spec/ruby/core/integer/shared/modulo.rb
@@ -48,11 +48,11 @@ describe :integer_modulo, shared: true do
     end
 
     it "returns the modulus obtained from dividing self by the given argument" do
-      @bignum.send(@method, 5).should == 3
-      @bignum.send(@method, -5).should == -2
-      @bignum.send(@method, -100).should == -92
-      @bignum.send(@method, 2.22).should be_close(0.780180180180252, TOLERANCE)
-      @bignum.send(@method, bignum_value(10)).should == 9223372036854775808
+      @bignum.send(@method, 5).should == 1
+      @bignum.send(@method, -5).should == -4
+      @bignum.send(@method, -100).should == -84
+      @bignum.send(@method, 2.22).should be_close(1.5603603603605034, TOLERANCE)
+      @bignum.send(@method, bignum_value(10)).should == 18446744073709551616
     end
 
     it "raises a ZeroDivisionError when the given argument is 0" do