106 lines
4.2 KiB
Ruby
106 lines
4.2 KiB
Ruby
#! /usr/bin/env ruby -S rspec
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require 'spec_helper'
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describe Puppet::Parser::Functions.function(:deep_merge) do
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let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
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describe 'when calling deep_merge from puppet' do
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it "should not compile when no arguments are passed" do
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skip("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
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Puppet[:code] = '$x = deep_merge()'
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expect {
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scope.compiler.compile
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}.to raise_error(Puppet::ParseError, /wrong number of arguments/)
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end
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it "should not compile when 1 argument is passed" do
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skip("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
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Puppet[:code] = "$my_hash={'one' => 1}\n$x = deep_merge($my_hash)"
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expect {
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scope.compiler.compile
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}.to raise_error(Puppet::ParseError, /wrong number of arguments/)
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end
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end
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describe 'when calling deep_merge on the scope instance' do
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it 'should require all parameters are hashes' do
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expect { new_hash = scope.function_deep_merge([{}, '2'])}.to raise_error(Puppet::ParseError, /unexpected argument type String/)
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expect { new_hash = scope.function_deep_merge([{}, 2])}.to raise_error(Puppet::ParseError, /unexpected argument type Fixnum/)
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end
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it 'should accept empty strings as puppet undef' do
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expect { new_hash = scope.function_deep_merge([{}, ''])}.not_to raise_error
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end
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it 'should be able to deep_merge two hashes' do
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new_hash = scope.function_deep_merge([{'one' => '1', 'two' => '1'}, {'two' => '2', 'three' => '2'}])
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expect(new_hash['one']).to eq('1')
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expect(new_hash['two']).to eq('2')
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expect(new_hash['three']).to eq('2')
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end
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it 'should deep_merge multiple hashes' do
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hash = scope.function_deep_merge([{'one' => 1}, {'one' => '2'}, {'one' => '3'}])
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expect(hash['one']).to eq('3')
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end
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it 'should accept empty hashes' do
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expect(scope.function_deep_merge([{},{},{}])).to eq({})
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end
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it 'should deep_merge subhashes' do
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hash = scope.function_deep_merge([{'one' => 1}, {'two' => 2, 'three' => { 'four' => 4 } }])
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expect(hash['one']).to eq(1)
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expect(hash['two']).to eq(2)
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expect(hash['three']).to eq({ 'four' => 4 })
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end
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it 'should append to subhashes' do
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hash = scope.function_deep_merge([{'one' => { 'two' => 2 } }, { 'one' => { 'three' => 3 } }])
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expect(hash['one']).to eq({ 'two' => 2, 'three' => 3 })
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end
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it 'should append to subhashes 2' do
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hash = scope.function_deep_merge([{'one' => 1, 'two' => 2, 'three' => { 'four' => 4 } }, {'two' => 'dos', 'three' => { 'five' => 5 } }])
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expect(hash['one']).to eq(1)
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expect(hash['two']).to eq('dos')
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expect(hash['three']).to eq({ 'four' => 4, 'five' => 5 })
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end
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it 'should append to subhashes 3' do
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hash = scope.function_deep_merge([{ 'key1' => { 'a' => 1, 'b' => 2 }, 'key2' => { 'c' => 3 } }, { 'key1' => { 'b' => 99 } }])
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expect(hash['key1']).to eq({ 'a' => 1, 'b' => 99 })
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expect(hash['key2']).to eq({ 'c' => 3 })
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end
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it 'should not change the original hashes' do
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hash1 = {'one' => { 'two' => 2 } }
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hash2 = { 'one' => { 'three' => 3 } }
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hash = scope.function_deep_merge([hash1, hash2])
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expect(hash1).to eq({'one' => { 'two' => 2 } })
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expect(hash2).to eq({ 'one' => { 'three' => 3 } })
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expect(hash['one']).to eq({ 'two' => 2, 'three' => 3 })
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end
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it 'should not change the original hashes 2' do
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hash1 = {'one' => { 'two' => [1,2] } }
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hash2 = { 'one' => { 'three' => 3 } }
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hash = scope.function_deep_merge([hash1, hash2])
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expect(hash1).to eq({'one' => { 'two' => [1,2] } })
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expect(hash2).to eq({ 'one' => { 'three' => 3 } })
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expect(hash['one']).to eq({ 'two' => [1,2], 'three' => 3 })
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end
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it 'should not change the original hashes 3' do
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hash1 = {'one' => { 'two' => [1,2, {'two' => 2} ] } }
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hash2 = { 'one' => { 'three' => 3 } }
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hash = scope.function_deep_merge([hash1, hash2])
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expect(hash1).to eq({'one' => { 'two' => [1,2, {'two' => 2}] } })
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expect(hash2).to eq({ 'one' => { 'three' => 3 } })
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expect(hash['one']).to eq({ 'two' => [1,2, {'two' => 2} ], 'three' => 3 })
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expect(hash['one']['two']).to eq([1,2, {'two' => 2}])
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end
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end
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end
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