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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe "Kernel#local_variables" do
after :each do
ScratchPad.clear
end
it "is a private method" do
Kernel.should have_private_instance_method(:local_variables)
end
it "contains locals as they are added" do
a = 1
b = 2
local_variables.should include(:a, :b)
local_variables.length.should == 2
end
it "is accessible from bindings" do
def local_var_foo
a = 1
b = 2
binding
end
foo_binding = local_var_foo()
res = eval("local_variables",foo_binding)
res.should include(:a, :b)
res.length.should == 2
end
it "is accessible in eval" do
eval "a=1; b=2; ScratchPad.record local_variables"
ScratchPad.recorded.should include(:a, :b)
ScratchPad.recorded.length.should == 2
end
it "includes only unique variable names" do
def local_var_method
a = 1
1.times do |;a|
return local_variables
end
end
local_var_method.should == [:a]
end
end
|
