-#! /usr/bin/env ruby -S rspec
-
require 'spec_helper'
-describe Puppet::Parser::Functions.function(:deep_merge) do
- let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
-
- describe 'when calling deep_merge from puppet' do
- it "should not compile when no arguments are passed" do
- skip("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
- Puppet[:code] = '$x = deep_merge()'
- expect {
- scope.compiler.compile
- }.to raise_error(Puppet::ParseError, /wrong number of arguments/)
- end
-
- it "should not compile when 1 argument is passed" do
- skip("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
- Puppet[:code] = "$my_hash={'one' => 1}\n$x = deep_merge($my_hash)"
- expect {
- scope.compiler.compile
- }.to raise_error(Puppet::ParseError, /wrong number of arguments/)
- end
+describe 'deep_merge' do
+ it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+ it { is_expected.to run.with_params({ 'key' => 'value' }).and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+ it { is_expected.to run.with_params({}, '2').and_raise_error(Puppet::ParseError, /unexpected argument type String/) }
+ it { is_expected.to run.with_params({}, 2).and_raise_error(Puppet::ParseError, /unexpected argument/) }
+ it { is_expected.to run.with_params({}, '').and_return({}) }
+ it { is_expected.to run.with_params({}, {}).and_return({}) }
+ it { is_expected.to run.with_params({}, {}, {}).and_return({}) }
+ it { is_expected.to run.with_params({}, {}, {}, {}).and_return({}) }
+ it { is_expected.to run.with_params({'key' => 'value'}, '').and_return({'key' => 'value'}) }
+ it { is_expected.to run.with_params({'key1' => 'value1'}, {'key2' => 'value2' }).and_return({'key1' => 'value1', 'key2' => 'value2'}) }
+
+ describe 'when arguments have key collisions' do
+ it 'should prefer values from the last hash' do
+ is_expected.to run \
+ .with_params(
+ {'key1' => 'value1', 'key2' => 'value2' },
+ {'key2' => 'replacement_value', 'key3' => 'value3'}) \
+ .and_return(
+ {'key1' => 'value1', 'key2' => 'replacement_value', 'key3' => 'value3'})
+ end
+ it { is_expected.to run \
+ .with_params({'key1' => 'value1'}, {'key1' => 'value2'}, {'key1' => 'value3'}) \
+ .and_return({'key1' => 'value3' })
+ }
end
- describe 'when calling deep_merge on the scope instance' do
- it 'should require all parameters are hashes' do
- expect { new_hash = scope.function_deep_merge([{}, '2'])}.to raise_error(Puppet::ParseError, /unexpected argument type String/)
- expect { new_hash = scope.function_deep_merge([{}, 2])}.to raise_error(Puppet::ParseError, /unexpected argument type Fixnum/)
- end
-
- it 'should accept empty strings as puppet undef' do
- expect { new_hash = scope.function_deep_merge([{}, ''])}.not_to raise_error
- end
-
- it 'should be able to deep_merge two hashes' do
- new_hash = scope.function_deep_merge([{'one' => '1', 'two' => '1'}, {'two' => '2', 'three' => '2'}])
- expect(new_hash['one']).to eq('1')
- expect(new_hash['two']).to eq('2')
- expect(new_hash['three']).to eq('2')
- end
-
- it 'should deep_merge multiple hashes' do
- hash = scope.function_deep_merge([{'one' => 1}, {'one' => '2'}, {'one' => '3'}])
- expect(hash['one']).to eq('3')
- end
-
- it 'should accept empty hashes' do
- expect(scope.function_deep_merge([{},{},{}])).to eq({})
- end
-
- it 'should deep_merge subhashes' do
- hash = scope.function_deep_merge([{'one' => 1}, {'two' => 2, 'three' => { 'four' => 4 } }])
- expect(hash['one']).to eq(1)
- expect(hash['two']).to eq(2)
- expect(hash['three']).to eq({ 'four' => 4 })
- end
-
- it 'should append to subhashes' do
- hash = scope.function_deep_merge([{'one' => { 'two' => 2 } }, { 'one' => { 'three' => 3 } }])
- expect(hash['one']).to eq({ 'two' => 2, 'three' => 3 })
- end
-
- it 'should append to subhashes 2' do
- hash = scope.function_deep_merge([{'one' => 1, 'two' => 2, 'three' => { 'four' => 4 } }, {'two' => 'dos', 'three' => { 'five' => 5 } }])
- expect(hash['one']).to eq(1)
- expect(hash['two']).to eq('dos')
- expect(hash['three']).to eq({ 'four' => 4, 'five' => 5 })
- end
-
- it 'should append to subhashes 3' do
- hash = scope.function_deep_merge([{ 'key1' => { 'a' => 1, 'b' => 2 }, 'key2' => { 'c' => 3 } }, { 'key1' => { 'b' => 99 } }])
- expect(hash['key1']).to eq({ 'a' => 1, 'b' => 99 })
- expect(hash['key2']).to eq({ 'c' => 3 })
- end
+ describe 'when arguments have subhashes' do
+ it { is_expected.to run \
+ .with_params({'key1' => 'value1'}, {'key2' => 'value2', 'key3' => {'subkey1' => 'value4'}}) \
+ .and_return( {'key1' => 'value1', 'key2' => 'value2', 'key3' => {'subkey1' => 'value4'}})
+ }
+ it { is_expected.to run \
+ .with_params({'key1' => {'subkey1' => 'value1'}}, {'key1' => {'subkey2' => 'value2'}}) \
+ .and_return( {'key1' => {'subkey1' => 'value1', 'subkey2' => 'value2'}})
+ }
+ it { is_expected.to run \
+ .with_params({'key1' => {'subkey1' => {'subsubkey1' => 'value1'}}}, {'key1' => {'subkey1' => {'subsubkey1' => 'value2'}}}) \
+ .and_return( {'key1' => {'subkey1' => {'subsubkey1' => 'value2'}}})
+ }
+ end
- it 'should not change the original hashes' do
- hash1 = {'one' => { 'two' => 2 } }
- hash2 = { 'one' => { 'three' => 3 } }
- hash = scope.function_deep_merge([hash1, hash2])
- expect(hash1).to eq({'one' => { 'two' => 2 } })
- expect(hash2).to eq({ 'one' => { 'three' => 3 } })
- expect(hash['one']).to eq({ 'two' => 2, 'three' => 3 })
- end
+ it 'should not change the original hashes' do
+ argument1 = { 'key1' => 'value1' }
+ original1 = argument1.dup
+ argument2 = { 'key2' => 'value2' }
+ original2 = argument2.dup
- it 'should not change the original hashes 2' do
- hash1 = {'one' => { 'two' => [1,2] } }
- hash2 = { 'one' => { 'three' => 3 } }
- hash = scope.function_deep_merge([hash1, hash2])
- expect(hash1).to eq({'one' => { 'two' => [1,2] } })
- expect(hash2).to eq({ 'one' => { 'three' => 3 } })
- expect(hash['one']).to eq({ 'two' => [1,2], 'three' => 3 })
- end
+ subject.call([argument1, argument2])
+ expect(argument1).to eq(original1)
+ expect(argument2).to eq(original2)
+ end
- it 'should not change the original hashes 3' do
- hash1 = {'one' => { 'two' => [1,2, {'two' => 2} ] } }
- hash2 = { 'one' => { 'three' => 3 } }
- hash = scope.function_deep_merge([hash1, hash2])
- expect(hash1).to eq({'one' => { 'two' => [1,2, {'two' => 2}] } })
- expect(hash2).to eq({ 'one' => { 'three' => 3 } })
- expect(hash['one']).to eq({ 'two' => [1,2, {'two' => 2} ], 'three' => 3 })
- expect(hash['one']['two']).to eq([1,2, {'two' => 2}])
- end
+ context 'should run with UTF8 and double byte characters' do
+ it { is_expected.to run.with_params({'ĸέỹ1' => 'ϋǻļủë1'}, {'この文字列' => '万' }).and_return({'ĸέỹ1' => 'ϋǻļủë1', 'この文字列' => '万'}) }
end
end
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