Commit 3722b9e624d7bbf62c378b8d4ac92b4b90e8d43a to brixen's rubyspec

brixen / rubyspec

Description:	RSpec-style specification for the Ruby programming language
Homepage:	http://rubyspec.org
Clone URL:	git://github.com/brixen/rubyspec.git Give this clone URL to anyone. `git clone git://github.com/brixen/rubyspec.git`
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Merge branch 'master' of git@github.com:brixen/rubyspec

nicksieger (author)

Wed May 14 10:37:52 -0700 2008

commit 3722b9e624d7bbf62c378b8d4ac92b4b90e8d43a
tree b84a3bea605481cd72eed0ed64d1e565d06b549e
parent 799fd9dc4e9b6d731d4d789687ee46d2949c3270 parent 7d2e72fbd3342412f2a2e48de859423a519604cd

1.8/core/module/protected_spec.rb
1.8/library/complex/math/acos_spec.rb
1.8/library/complex/math/acosh_spec.rb
1.8/library/complex/math/asin_spec.rb
1.8/library/complex/math/asinh_spec.rb
1.8/library/complex/math/atan2_spec.rb
1.8/library/complex/math/atan_spec.rb
1.8/library/complex/math/atanh_spec.rb
1.8/library/complex/math/cos_spec.rb
1.8/library/complex/math/cosh_spec.rb
1.8/library/complex/math/exp_spec.rb
1.8/library/complex/math/fixtures/classes.rb
1.8/library/complex/math/log10_spec.rb
1.8/library/complex/math/log_spec.rb
1.8/library/complex/math/sin_spec.rb
1.8/library/complex/math/sinh_spec.rb
1.8/library/complex/math/sqrt_spec.rb
1.8/library/complex/math/tan_spec.rb
1.8/library/complex/math/tanh_spec.rb
1.8/library/socket/fixtures/classes.rb
1.8/library/socket/unixserver/accept_spec.rb

1.8/core/module/protected_spec.rb

...
1
2

0
@@ -1,3 +1,23 @@
0
 require File.dirname(__FILE__) + '/../../spec_helper'
0
 require File.dirname(__FILE__) + '/fixtures/classes'
0
+
0
+describe "Module#protected" do
0
+  
0
+  before :each do
0
+    class << ModuleSpecs::Parent
0
+      def protected_method_1; 5; end
0
+    end
0
+  end
0
+  
0
+  it "makes an existing class method protected" do
0
+    ModuleSpecs::Parent.protected_method_1.should == 5
0
+    
0
+    class << ModuleSpecs::Parent
0
+      protected :protected_method_1
0
+    end
0
+    
0
+    lambda { ModuleSpecs::Parent.protected_method_1 }.should raise_error(NoMethodError)
0
+  end
0
+  
0
+end

1.8/library/complex/math/acos_spec.rb

0
@@ -1,13 +1,84 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
+require File.dirname(__FILE__) + '/fixtures/classes'
0
 require 'complex'
0
 
0
 describe "Math#acos" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
   end
0
+  
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("acos")
0
+  end
0
+
0
+  it "returns the arccosine of the passed argument" do 
0
+    @im.send(:acos, 1).should be_close(0.0, TOLERANCE) 
0
+    @im.send(:acos, 0).should be_close(1.5707963267949, TOLERANCE) 
0
+    @im.send(:acos, -1).should be_close(Math::PI,TOLERANCE) 
0
+  end
0
+  
0
+  it "returns a Complex representation if the passed argument is greater than 1.0" do    
0
+    @im.send(:acos, 1.0001).should be_close(Complex(0.0, 0.0141420177752494), TOLERANCE)
0
+  end  
0
+  
0
+  it "returns a Complex representation if the passed argument is less than -1.0" do    
0
+    @im.send(:acos, -1.0001).should be_close(Complex(3.14159265358979, -0.0141420177752495), TOLERANCE)
0
+  end
0
 end
0
 
0
 describe "Math#acos!" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
+  end
0
+
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("acos!")
0
+  end
0
+
0
+  it "returns the arccosine of the argument" do 
0
+    @im.send(:acos!, 1).should be_close(0.0, TOLERANCE) 
0
+    @im.send(:acos!, 0).should be_close(1.5707963267949, TOLERANCE) 
0
+    @im.send(:acos!, -1).should be_close(Math::PI,TOLERANCE) 
0
+  end
0
+
0
+  it "raises an Errno::EDOM if the argument is greater than 1.0" do    
0
+    lambda { @im.send(:acos!, 1.0001) }.should raise_error(Errno::EDOM)
0
+  end  
0
+  
0
+  it "raises an Errno::EDOM if the argument is less than -1.0" do    
0
+    lambda { @im.send(:acos!, -1.0001) }.should raise_error(Errno::EDOM)
0
+  end
0
+end
0
+
0
+describe "Math.acos" do
0
+  it "returns the arccosine of the passed argument" do 
0
+    Math.acos(1).should be_close(0.0, TOLERANCE) 
0
+    Math.acos(0).should be_close(1.5707963267949, TOLERANCE) 
0
+    Math.acos(-1).should be_close(Math::PI,TOLERANCE) 
0
+  end
0
+  
0
+  it "returns a Complex representation if the passed argument is greater than 1.0" do    
0
+    Math.acos(1.0001).should be_close(Complex(0.0, 0.0141420177752494), TOLERANCE)
0
+  end  
0
+  
0
+  it "returns a Complex representation if the passed argument is less than -1.0" do    
0
+    Math.acos(-1.0001).should be_close(Complex(3.14159265358979, -0.0141420177752495), TOLERANCE)
0
+  end
0
+end
0
+
0
+describe "Math.acos!" do
0
+  it "returns the arccosine of the argument" do 
0
+    Math.acos!(1).should be_close(0.0, TOLERANCE) 
0
+    Math.acos!(0).should be_close(1.5707963267949, TOLERANCE) 
0
+    Math.acos!(-1).should be_close(Math::PI,TOLERANCE) 
0
+  end
0
+
0
+  it "raises an Errno::EDOM if the argument is greater than 1.0" do    
0
+    lambda { Math.acos!(1.0001) }.should raise_error(Errno::EDOM)
0
+  end  
0
+  
0
+  it "raises an Errno::EDOM if the argument is less than -1.0" do    
0
+    lambda { Math.acos!(-1.0001) }.should raise_error(Errno::EDOM)
0
   end
0
 end

1.8/library/complex/math/acosh_spec.rb

...
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@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.acosh" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.acosh!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/asin_spec.rb

0
@@ -1,12 +1,22 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
 require 'complex'
0
 
0
+describe "Math#asin" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
 describe "Math#asin!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
 
0
-describe "Math#asin" do
0
+describe "Math.asin" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.asin!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end

1.8/library/complex/math/asinh_spec.rb

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@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.asinh" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.asinh!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/atan2_spec.rb

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@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.atan2" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.atan2!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/atan_spec.rb

0
@@ -1,12 +1,22 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
 require 'complex'
0
 
0
+describe "Math#atan" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
 describe "Math#atan!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
 
0
-describe "Math#atan" do
0
+describe "Math.atan" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.atan!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end

1.8/library/complex/math/atanh_spec.rb

0
@@ -1,12 +1,22 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
 require 'complex'
0
 
0
+describe "Math#atanh" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
 describe "Math#atanh!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
 
0
-describe "Math#atanh" do
0
+describe "Math.atanh" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.atanh!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end

1.8/library/complex/math/cos_spec.rb

0
@@ -1,13 +1,74 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
+require File.dirname(__FILE__) + '/fixtures/classes'
0
 require 'complex'
0
 
0
+describe "Math#cos" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
+  end
0
+
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("cos")
0
+  end
0
+
0
+  it "returns the cosine of the argument expressed in radians" do    
0
+    @im.send(:cos, Math::PI).should be_close(-1.0, TOLERANCE)
0
+    @im.send(:cos, 0).should be_close(1.0, TOLERANCE)
0
+    @im.send(:cos, Math::PI/2).should be_close(0.0, TOLERANCE)    
0
+    @im.send(:cos, 3*Math::PI/2).should be_close(0.0, TOLERANCE)
0
+    @im.send(:cos, 2*Math::PI).should be_close(1.0, TOLERANCE)
0
+  
0
+    @im.send(:cos, Complex(0, Math::PI)).should be_close(Complex(11.5919532755215, 0.0), TOLERANCE)
0
+    @im.send(:cos, Complex(3, 4)).should be_close(Complex(-27.0349456030742, -3.85115333481178), TOLERANCE)
0
+  end
0
+end
0
+
0
 describe "Math#cos!" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
   end
0
+
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("cos!")
0
+  end
0
+
0
+  it "returns the cosine of the argument expressed in radians" do    
0
+    @im.send(:cos!, Math::PI).should be_close(-1.0, TOLERANCE)
0
+    @im.send(:cos!, 0).should be_close(1.0, TOLERANCE)
0
+    @im.send(:cos!, Math::PI/2).should be_close(0.0, TOLERANCE)    
0
+    @im.send(:cos!, 3*Math::PI/2).should be_close(0.0, TOLERANCE)
0
+    @im.send(:cos!, 2*Math::PI).should be_close(1.0, TOLERANCE)
0
+  end  
0
+  
0
+  it "raises a TypeError when passed a Complex number" do    
0
+    lambda { @im.send(:cos!, Complex(3, 4)) }.should raise_error(TypeError)
0
+  end
0
 end
0
 
0
-describe "Math#cos" do
0
-  it "needs to be reviewed for spec completeness" do
0
+describe "Math.cos" do
0
+  it "returns the cosine of the argument expressed in radians" do    
0
+    Math.cos(Math::PI).should be_close(-1.0, TOLERANCE)
0
+    Math.cos(0).should be_close(1.0, TOLERANCE)
0
+    Math.cos(Math::PI/2).should be_close(0.0, TOLERANCE)    
0
+    Math.cos(3*Math::PI/2).should be_close(0.0, TOLERANCE)
0
+    Math.cos(2*Math::PI).should be_close(1.0, TOLERANCE)
0
+  
0
+    Math.cos(Complex(0, Math::PI)).should be_close(Complex(11.5919532755215, 0.0), TOLERANCE)
0
+    Math.cos(Complex(3, 4)).should be_close(Complex(-27.0349456030742, -3.85115333481178), TOLERANCE)
0
+  end
0
+end
0
+
0
+describe "Math.cos!" do
0
+  it "returns the cosine of the argument expressed in radians" do    
0
+    Math.cos!(Math::PI).should be_close(-1.0, TOLERANCE)
0
+    Math.cos!(0).should be_close(1.0, TOLERANCE)
0
+    Math.cos!(Math::PI/2).should be_close(0.0, TOLERANCE)    
0
+    Math.cos!(3*Math::PI/2).should be_close(0.0, TOLERANCE)
0
+    Math.cos!(2*Math::PI).should be_close(1.0, TOLERANCE)
0
+  end  
0
+  
0
+  it "raises a TypeError when passed a Complex number" do    
0
+    lambda { Math.cos!(Complex(3, 4)) }.should raise_error(TypeError)
0
   end
0
 end

1.8/library/complex/math/cosh_spec.rb

...
10
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12

0
@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.cosh" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.cosh!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/exp_spec.rb

0
@@ -1,13 +1,70 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
+require File.dirname(__FILE__) + '/fixtures/classes'
0
 require 'complex'
0
 
0
+describe "Math#exp" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
+  end
0
+
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("exp")
0
+  end
0
+
0
+  it "returns the base-e exponential of the passed argument" do
0
+    @im.send(:exp, 0.0).should == 1.0
0
+    @im.send(:exp, -0.0).should == 1.0
0
+    @im.send(:exp, -1.8).should be_close(0.165298888221587, TOLERANCE)
0
+    @im.send(:exp, 1.25).should be_close(3.49034295746184, TOLERANCE)
0
+
0
+    @im.send(:exp, Complex(0, 0)).should == Complex(1.0, 0.0)
0
+    @im.send(:exp, Complex(1, 3)).should be_close(Complex(-2.69107861381979, 0.383603953541131), TOLERANCE)
0
+  end
0
+end
0
+
0
 describe "Math#exp!" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
   end
0
+
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("exp!")
0
+  end
0
+
0
+  it "returns the base-e exponential of the passed argument" do
0
+    @im.send(:exp!, 0.0).should == 1.0
0
+    @im.send(:exp!, -0.0).should == 1.0
0
+    @im.send(:exp!, -1.8).should be_close(0.165298888221587, TOLERANCE)
0
+    @im.send(:exp!, 1.25).should be_close(3.49034295746184, TOLERANCE)
0
+  end
0
+
0
+  it "raises a TypeError when passed a Complex number" do
0
+    lambda { @im.send(:exp!, Complex(1, 3)) }.should raise_error(TypeError)
0
+  end
0
 end
0
 
0
-describe "Math#exp" do
0
-  it "needs to be reviewed for spec completeness" do
0
+describe "Math.exp" do
0
+  it "returns the base-e exponential of the passed argument" do
0
+    Math.exp(0.0).should == 1.0
0
+    Math.exp(-0.0).should == 1.0
0
+    Math.exp(-1.8).should be_close(0.165298888221587, TOLERANCE)
0
+    Math.exp(1.25).should be_close(3.49034295746184, TOLERANCE)
0
+
0
+    Math.exp(Complex(0, 0)).should == Complex(1.0, 0.0)
0
+    Math.exp(Complex(1, 3)).should be_close(Complex(-2.69107861381979, 0.383603953541131), TOLERANCE)
0
+  end
0
+end
0
+
0
+describe "Math.exp!" do
0
+  it "returns the base-e exponential of the passed argument" do
0
+    Math.exp!(0.0).should == 1.0
0
+    Math.exp!(-0.0).should == 1.0
0
+    Math.exp!(-1.8).should be_close(0.165298888221587, TOLERANCE)
0
+    Math.exp!(1.25).should be_close(3.49034295746184, TOLERANCE)
0
+  end
0
+
0
+  it "raises a TypeError when passed a Complex number" do
0
+    lambda { Math.exp!(Complex(1, 3)) }.should raise_error(TypeError)
0
   end
0
 end

1.8/library/complex/math/fixtures/classes.rb

...

...
1
2
3

0
@@ -1 +1,4 @@
0
+class IncludesMath
0
+  include Math
0
+end

1.8/library/complex/math/log10_spec.rb

...
10
11
12

0
@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.log10" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.log10!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/log_spec.rb

0
@@ -1,12 +1,22 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
 require 'complex'
0
 
0
+describe "Math#log" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
 describe "Math#log!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
 
0
-describe "Math#log" do
0
+describe "Math.log" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.log!" do
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end

1.8/library/complex/math/sin_spec.rb

0
@@ -1,13 +1,74 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
+require File.dirname(__FILE__) + '/fixtures/classes'
0
 require 'complex'
0
 
0
+describe "Math#sin" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
+  end
0
+  
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("cos")
0
+  end
0
+
0
+  it "returns the sine of the passed argument expressed in radians" do    
0
+    @im.send(:sin, Math::PI).should be_close(0.0, TOLERANCE)
0
+    @im.send(:sin, 0).should be_close(0.0, TOLERANCE)
0
+    @im.send(:sin, Math::PI/2).should be_close(1.0, TOLERANCE)    
0
+    @im.send(:sin, 3*Math::PI/2).should be_close(-1.0, TOLERANCE)
0
+    @im.send(:sin, 2*Math::PI).should be_close(0.0, TOLERANCE)
0
+    
0
+    @im.send(:sin, Complex(0, Math::PI)).should be_close(Complex(0.0, 11.5487393572577), TOLERANCE)
0
+    @im.send(:sin, Complex(3, 4)).should be_close(Complex(3.85373803791938, -27.0168132580039), TOLERANCE)
0
+  end
0
+end
0
+
0
 describe "Math#sin!" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
   end
0
+  
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("cos!")
0
+  end
0
+
0
+  it "returns the sine of the passed argument expressed in radians" do    
0
+    @im.send(:sin!, Math::PI).should be_close(0.0, TOLERANCE)
0
+    @im.send(:sin!, 0).should be_close(0.0, TOLERANCE)
0
+    @im.send(:sin!, Math::PI/2).should be_close(1.0, TOLERANCE)    
0
+    @im.send(:sin!, 3*Math::PI/2).should be_close(-1.0, TOLERANCE)
0
+    @im.send(:sin!, 2*Math::PI).should be_close(0.0, TOLERANCE)
0
+  end
0
+  
0
+  it "raises a TypeError when passed a Complex number" do
0
+    lambda { @im.send(:sin!, Complex(4, 5)) }.should raise_error(TypeError)
0
+  end
0
 end
0
 
0
-describe "Math#sin" do
0
-  it "needs to be reviewed for spec completeness" do
0
+describe "Math.sin" do
0
+  it "returns the sine of the passed argument expressed in radians" do    
0
+    Math.sin(Math::PI).should be_close(0.0, TOLERANCE)
0
+    Math.sin(0).should be_close(0.0, TOLERANCE)
0
+    Math.sin(Math::PI/2).should be_close(1.0, TOLERANCE)    
0
+    Math.sin(3*Math::PI/2).should be_close(-1.0, TOLERANCE)
0
+    Math.sin(2*Math::PI).should be_close(0.0, TOLERANCE)
0
+    
0
+    Math.sin(Complex(0, Math::PI)).should be_close(Complex(0.0, 11.5487393572577), TOLERANCE)
0
+    Math.sin(Complex(3, 4)).should be_close(Complex(3.85373803791938, -27.0168132580039), TOLERANCE)
0
+  end
0
+end
0
+
0
+describe "Math.sin!" do
0
+  it "returns the sine of the passed argument expressed in radians" do    
0
+    Math.sin(Math::PI).should be_close(0.0, TOLERANCE)
0
+    Math.sin(0).should be_close(0.0, TOLERANCE)
0
+    Math.sin(Math::PI/2).should be_close(1.0, TOLERANCE)    
0
+    Math.sin(3*Math::PI/2).should be_close(-1.0, TOLERANCE)
0
+    Math.sin(2*Math::PI).should be_close(0.0, TOLERANCE)
0
+  end
0
+  
0
+  it "raises a TypeError when passed a Complex number" do
0
+    lambda { Math.sin!(Complex(4, 5)) }.should raise_error(TypeError)
0
   end
0
 end

1.8/library/complex/math/sinh_spec.rb

...
10
11
12

0
@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.sinh" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.sinh!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/sqrt_spec.rb

0
@@ -1,13 +1,86 @@
0
 require File.dirname(__FILE__) + '/../../../spec_helper'
0
+require File.dirname(__FILE__) + '/fixtures/classes'
0
 require 'complex'
0
 
0
 describe "Math#sqrt" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
   end
0
+  
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("sqrt")
0
+  end
0
+  
0
+  it "returns the square root of the passed argument when it is positive" do
0
+    @im.send(:sqrt, 4).should == 2
0
+    @im.send(:sqrt, 19.36).should == 4.4
0
+  end
0
+  
0
+  it "returns the square root of the passed argument when it is negative" do
0
+    @im.send(:sqrt, -4).should == Complex(0, 2.0)
0
+    @im.send(:sqrt, -19.36).should == Complex(0, 4.4)
0
+  end
0
+
0
+  it "returns the square root of the passed argument when it is a Complex number" do
0
+    @im.send(:sqrt, Complex(4, 5)).should be_close(Complex(2.2806933416653, 1.09615788950152), TOLERANCE)
0
+    @im.send(:sqrt, Complex(4, -5)).should be_close(Complex(2.2806933416653, -1.09615788950152), TOLERANCE)
0
+  end
0
 end
0
 
0
 describe "Math#sqrt!" do
0
-  it "needs to be reviewed for spec completeness" do
0
+  before(:each) do
0
+    @im = IncludesMath.new
0
+  end
0
+  
0
+  it "should be private" do
0
+    IncludesMath.private_instance_methods.should include("sqrt!")
0
+  end
0
+  
0
+  it "returns the square root of the passed argument when it is positive" do
0
+    @im.send(:sqrt!, 4).should == 2
0
+    @im.send(:sqrt!, 19.36).should == 4.4
0
+  end
0
+  
0
+  it "raises Errno::EDOM when the passed argument is negative" do
0
+    lambda { @im.send(:sqrt!, -4) }.should raise_error(Errno::EDOM)
0
+    lambda { @im.send(:sqrt!, -19.36) }.should raise_error(Errno::EDOM)
0
+  end
0
+
0
+  it "raises a TypeError when passed a Complex number" do
0
+    lambda { @im.send(:sqrt!, Complex(4, 5)) }.should raise_error(TypeError)
0
+  end
0
+end
0
+
0
+describe "Math.sqrt" do
0
+  it "returns the square root of the passed argument when it is positive" do
0
+    Math.sqrt(4).should == 2
0
+    Math.sqrt(19.36).should == 4.4
0
+  end
0
+  
0
+  it "returns the square root of the passed argument when it is negative" do
0
+    Math.sqrt(-4).should == Complex(0, 2.0)
0
+    Math.sqrt(-19.36).should == Complex(0, 4.4)
0
+  end
0
+
0
+  it "returns the square root of the passed argument when it is a Complex number" do
0
+    Math.sqrt(Complex(4, 5)).should be_close(Complex(2.2806933416653, 1.09615788950152), TOLERANCE)
0
+    Math.sqrt(Complex(4, -5)).should be_close(Complex(2.2806933416653, -1.09615788950152), TOLERANCE)
0
+  end
0
+end
0
+
0
+describe "Math.sqrt!" do
0
+  it "returns the square root of the passed argument when it is positive" do
0
+    Math.sqrt!(4).should == 2
0
+    Math.sqrt!(19.36).should == 4.4
0
+  end
0
+  
0
+  it "raises Errno::EDOM when the passed argument is negative" do
0
+    lambda { Math.sqrt!(-4) }.should raise_error(Errno::EDOM)
0
+    lambda { Math.sqrt!(-19.36) }.should raise_error(Errno::EDOM)
0
+  end
0
+
0
+  it "raises a TypeError when passed a Complex number" do
0
+    lambda { Math.sqrt!(Complex(4, 5)) }.should raise_error(TypeError)
0
   end
0
 end

1.8/library/complex/math/tan_spec.rb

...
10
11
12

0
@@ -10,4 +10,14 @@
0
   it "needs to be reviewed for spec completeness" do
0
   end
0
 end
0
+
0
+describe "Math.tan" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end
0
+
0
+describe "Math.tan!" do
0
+  it "needs to be reviewed for spec completeness" do
0
+  end
0
+end

1.8/library/complex/math/tanh_spec.rb

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12