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1d15d5f080
* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
70 lines
2.3 KiB
Ruby
70 lines
2.3 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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describe :complex_coerce, shared: true do
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before :each do
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@one = Complex(1)
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end
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it "returns an array containing other and self as Complex when other is an Integer" do
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result = @one.coerce(2)
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result.should == [2, 1]
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result.first.should be_kind_of(Complex)
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result.last.should be_kind_of(Complex)
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end
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it "returns an array containing other and self as Complex when other is a Float" do
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result = @one.coerce(20.5)
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result.should == [20.5, 1]
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result.first.should be_kind_of(Complex)
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result.last.should be_kind_of(Complex)
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end
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it "returns an array containing other and self as Complex when other is a Bignum" do
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result = @one.coerce(4294967296)
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result.should == [4294967296, 1]
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result.first.should be_kind_of(Complex)
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result.last.should be_kind_of(Complex)
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end
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it "returns an array containing other and self as Complex when other is a Rational" do
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result = @one.coerce(Rational(5,6))
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result.should == [Rational(5,6), 1]
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result.first.should be_kind_of(Complex)
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result.last.should be_kind_of(Complex)
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end
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it "returns an array containing other and self when other is a Complex" do
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other = Complex(2)
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result = @one.coerce(other)
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result.should == [other, @one]
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result.first.should equal(other)
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result.last.should equal(@one)
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end
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it "returns an array containing other as Complex and self when other is a Numeric which responds to #real? with true" do
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other = mock_numeric('other')
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other.should_receive(:real?).any_number_of_times.and_return(true)
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result = @one.coerce(other)
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result.should == [other, @one]
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result.first.should eql(Complex(other))
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result.last.should equal(@one)
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end
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it "raises TypeError when other is a Numeric which responds to #real? with false" do
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other = mock_numeric('other')
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other.should_receive(:real?).any_number_of_times.and_return(false)
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lambda { @one.coerce(other) }.should raise_error(TypeError)
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end
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it "raises a TypeError when other is a String" do
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lambda { @one.coerce("20") }.should raise_error(TypeError)
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end
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it "raises a TypeError when other is nil" do
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lambda { @one.coerce(nil) }.should raise_error(TypeError)
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end
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it "raises a TypeError when other is false" do
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lambda { @one.coerce(false) }.should raise_error(TypeError)
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end
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end
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