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#! /usr/bin/env ruby -S rspec
require 'spec_helper'
describe "the is_numeric function" do
let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
it "should exist" do
Puppet::Parser::Functions.function("is_numeric").should == "function_is_numeric"
end
it "should raise a ParseError if there is less than 1 argument" do
lambda { scope.function_is_numeric([]) }.should( raise_error(Puppet::ParseError))
end
it "should return true if an integer" do
result = scope.function_is_numeric(["3"])
result.should(eq(true))
end
it "should return true if a float" do
result = scope.function_is_numeric(["3.2"])
result.should(eq(true))
end
it "should return true if an integer is created from an arithmetical operation" do
result = scope.function_is_numeric([3*2])
result.should(eq(true))
end
it "should return true if a float is created from an arithmetical operation" do
result = scope.function_is_numeric([3.2*2])
result.should(eq(true))
end
it "should return false if a string" do
result = scope.function_is_numeric(["asdf"])
result.should(eq(false))
end
end
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