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Versions: 52
Compression:
Stored size: 1.15 KB
Contents
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "Kernel#remove_instance_variable" do
it "is a private method" do
Kernel.should have_private_instance_method(:remove_instance_variable)
end
it "removes an ivar of a given name and return it's value" do
val = KernelSpecs::Ivar.new.send :remove_instance_variable, :@greeting
val.should == "hello"
end
it "supports the name being a string" do
val = KernelSpecs::Ivar.new.send :remove_instance_variable, "@greeting"
val.should == "hello"
end
it "tries to call #to_str if it's not a String or Symbol" do
s = mock("str")
s.should_receive(:to_str).and_return("@greeting")
val = KernelSpecs::Ivar.new.send :remove_instance_variable, s
val.should == "hello"
end
it "raises NameError if the ivar isn't defined" do
lambda {
KernelSpecs::Ivar.new.send :remove_instance_variable, :@unknown
}.should raise_error(NameError)
end
it "rejects unknown argument types" do
lambda {
KernelSpecs::Ivar.new.send :remove_instance_variable, Object
}.should raise_error(TypeError)
end
end
Version data entries
52 entries across 52 versions & 2 rubygems