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#! /usr/bin/env ruby -S rspec
require 'spec_helper'
describe "the join_keys_to_values function" do
let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
it "should exist" do
expect(Puppet::Parser::Functions.function("join_keys_to_values")).to eq("function_join_keys_to_values")
end
it "should raise a ParseError if there are fewer than two arguments" do
expect { scope.function_join_keys_to_values([{}]) }.to raise_error Puppet::ParseError
end
it "should raise a ParseError if there are greater than two arguments" do
expect { scope.function_join_keys_to_values([{}, 'foo', 'bar']) }.to raise_error Puppet::ParseError
end
it "should raise a TypeError if the first argument is an array" do
expect { scope.function_join_keys_to_values([[1,2], ',']) }.to raise_error TypeError
end
it "should raise a TypeError if the second argument is an array" do
expect { scope.function_join_keys_to_values([{}, [1,2]]) }.to raise_error TypeError
end
it "should raise a TypeError if the second argument is a number" do
expect { scope.function_join_keys_to_values([{}, 1]) }.to raise_error TypeError
end
it "should return an empty array given an empty hash" do
result = scope.function_join_keys_to_values([{}, ":"])
expect(result).to eq([])
end
it "should join hash's keys to its values" do
result = scope.function_join_keys_to_values([{'a'=>1,2=>'foo',:b=>nil}, ":"])
expect(result).to match_array(['a:1','2:foo','b:'])
end
end
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