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Diffstat (limited to 'spec/lib/gitlab/template_parser/parser_spec.rb')
-rw-r--r-- | spec/lib/gitlab/template_parser/parser_spec.rb | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/spec/lib/gitlab/template_parser/parser_spec.rb b/spec/lib/gitlab/template_parser/parser_spec.rb new file mode 100644 index 00000000000..22247cbb693 --- /dev/null +++ b/spec/lib/gitlab/template_parser/parser_spec.rb @@ -0,0 +1,78 @@ +# frozen_string_literal: true + +require 'spec_helper' + +RSpec.describe Gitlab::TemplateParser::Parser do + let(:parser) { described_class.new } + + describe '#root' do + it 'parses an empty template' do + expect(parser.root).to parse('') + end + + it 'parses a variable with a single identifier step' do + expect(parser.root).to parse('{{foo}}') + end + + it 'parses a variable with a single integer step' do + expect(parser.root).to parse('{{0}}') + end + + it 'parses a variable with multiple selector steps' do + expect(parser.root).to parse('{{foo.bar}}') + end + + it 'parses a variable with an integer selector step' do + expect(parser.root).to parse('{{foo.bar.0}}') + end + + it 'parses the special "it" variable' do + expect(parser.root).to parse('{{it}}') + end + + it 'parses a text node' do + expect(parser.root).to parse('foo') + end + + it 'parses an if expression' do + expect(parser.root).to parse('{% if foo %}bar{% end %}') + end + + it 'parses an if-else expression' do + expect(parser.root).to parse('{% if foo %}bar{% else %}baz{% end %}') + end + + it 'parses an each expression' do + expect(parser.root).to parse('{% each foo %}foo{% end %}') + end + + it 'parses an escaped newline' do + expect(parser.root).to parse("foo\\\nbar") + end + + it 'parses a regular newline' do + expect(parser.root).to parse("foo\nbar") + end + + it 'parses the default changelog template' do + expect(parser.root).to parse(Gitlab::Changelog::Config::DEFAULT_TEMPLATE) + end + + it 'raises an error when parsing an integer selector that is too large' do + expect(parser.root).not_to parse('{{100000000000}}') + end + end + + describe '#parse_and_transform' do + it 'parses and transforms a template' do + node = parser.parse_and_transform('foo') + + expect(node).to be_instance_of(Gitlab::TemplateParser::AST::Expressions) + end + + it 'raises parsing errors using a custom error class' do + expect { parser.parse_and_transform('{% each') } + .to raise_error(Gitlab::TemplateParser::Error) + end + end +end |