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Diffstat (limited to 'spec/lib/gitlab/po_linter_spec.rb')
-rw-r--r-- | spec/lib/gitlab/po_linter_spec.rb | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/spec/lib/gitlab/po_linter_spec.rb b/spec/lib/gitlab/po_linter_spec.rb new file mode 100644 index 00000000000..b59cefd294e --- /dev/null +++ b/spec/lib/gitlab/po_linter_spec.rb @@ -0,0 +1,245 @@ +require 'spec_helper' + +describe Gitlab::PoLinter do + let(:linter) { described_class.new(po_path) } + let(:po_path) { 'spec/fixtures/valid.po' } + + describe '#errors' do + it 'only calls validation once' do + expect(linter).to receive(:validate_po).once.and_call_original + + 2.times { linter.errors } + end + end + + describe '#validate_po' do + subject(:errors) { linter.validate_po } + + context 'for a fuzzy message' do + let(:po_path) { 'spec/fixtures/fuzzy.po' } + + it 'has an error' do + is_expected.to include('PipelineSchedules|Remove variable row' => ['is marked fuzzy']) + end + end + + context 'for a translations with newlines' do + let(:po_path) { 'spec/fixtures/newlines.po' } + + it 'has an error' do + message_id = "You are going to remove %{group_name}.\\nRemoved groups CANNOT be restored!\\nAre you ABSOLUTELY sure?" + expected_message = "<#{message_id}> is defined over multiple lines, this breaks some tooling." + + is_expected.to include(message_id => [expected_message]) + end + end + + context 'with an invalid po' do + let(:po_path) { 'spec/fixtures/invalid.po' } + + it 'returns the error' do + is_expected.to include('PO-syntax errors' => a_kind_of(Array)) + end + + it 'does not validate entries' do + expect(linter).not_to receive(:validate_entries) + + linter.validate_po + end + end + + context 'with a valid po' do + it 'parses the file' do + expect(linter).to receive(:parse_po).and_call_original + + linter.validate_po + end + + it 'validates the entries' do + expect(linter).to receive(:validate_entries).and_call_original + + linter.validate_po + end + + it 'has no errors' do + is_expected.to be_empty + end + end + end + + describe '#parse_po' do + context 'with a valid po' do + it 'fills in the entries' do + linter.parse_po + + expect(linter.entries).not_to be_empty + end + + it 'does not have errors' do + expect(linter.parse_po).to be_nil + end + end + + context 'with an invalid po' do + let(:po_path) { 'spec/fixtures/invalid.po' } + + it 'contains an error' do + expect(linter.parse_po).not_to be_nil + end + + it 'sets the entries to an empty array' do + linter.parse_po + + expect(linter.entries).to eq([]) + end + end + end + + describe '#validate_entries' do + it 'skips entries without a `msgid`' do + allow(linter).to receive(:entries) { [{ msgid: "" }] } + + expect(linter.validate_entries).to be_empty + end + + it 'keeps track of errors for entries' do + fake_invalid_entry = { msgid: "Hello %{world}", msgstr: "Bonjour %{monde}" } + allow(linter).to receive(:entries) { [fake_invalid_entry] } + + expect(linter).to receive(:validate_entry) + .with(fake_invalid_entry) + .and_call_original + + expect(linter.validate_entries).to include("Hello %{world}" => an_instance_of(Array)) + end + end + + describe '#validate_entry' do + it 'validates the flags, variable usage, and newlines' do + fake_entry = double + + expect(linter).to receive(:validate_flags).with([], fake_entry) + expect(linter).to receive(:validate_variables).with([], fake_entry) + expect(linter).to receive(:validate_newlines).with([], fake_entry) + + linter.validate_entry(fake_entry) + end + end + + describe '#validate_variables' do + it 'validates both signular and plural in a pluralized string' do + pluralized_entry = { + msgid: 'Hello %{world}', + msgid_plural: 'Hello all %{world}', + 'msgstr[0]' => 'Bonjour %{world}', + 'msgstr[1]' => 'Bonjour tous %{world}' + } + + expect(linter).to receive(:validate_variables_in_message) + .with([], 'Hello %{world}', 'Bonjour %{world}') + expect(linter).to receive(:validate_variables_in_message) + .with([], 'Hello all %{world}', 'Bonjour tous %{world}') + + linter.validate_variables([], pluralized_entry) + end + + it 'validates the message variables' do + entry = { msgid: 'Hello', msgstr: 'Bonjour' } + + expect(linter).to receive(:validate_variables_in_message) + .with([], 'Hello', 'Bonjour') + + linter.validate_variables([], entry) + end + end + + describe '#validate_variables_in_message' do + it 'detects when a variables are used incorrectly' do + errors = [] + + expected_errors = ['<hello %{world} %d> is missing: [%{hello}]', + '<hello %{world} %d> is using unknown variables: [%{world}]', + 'is combining multiple unnamed variables'] + + linter.validate_variables_in_message(errors, '%{hello} world %d', 'hello %{world} %d') + + expect(errors).to include(*expected_errors) + end + end + + describe '#validate_translation' do + it 'succeeds with valid variables' do + errors = [] + + linter.validate_translation(errors, 'Hello %{world}', ['%{world}']) + + expect(errors).to be_empty + end + + it 'adds an error message when translating fails' do + errors = [] + + expect(FastGettext::Translation).to receive(:_) { raise 'broken' } + + linter.validate_translation(errors, 'Hello', []) + + expect(errors).to include('Failure translating to en with []: broken') + end + + it 'adds an error message when translating fails when translating with context' do + errors = [] + + expect(FastGettext::Translation).to receive(:s_) { raise 'broken' } + + linter.validate_translation(errors, 'Tests|Hello', []) + + expect(errors).to include('Failure translating to en with []: broken') + end + + + it "adds an error when trying to translate with incorrect variables when using unnamed variables" do + errors = [] + + linter.validate_translation(errors, 'Hello %d', ['%s']) + + expect(errors.first).to start_with("Failure translating to en with") + end + + it "adds an error when trying to translate with named variables when unnamed variables are expected" do + errors = [] + + linter.validate_translation(errors, 'Hello %d', ['%{world}']) + + expect(errors.first).to start_with("Failure translating to en with") + end + + it 'adds an error when translated with incorrect variables using named variables' do + errors = [] + + linter.validate_translation(errors, 'Hello %{thing}', ['%d']) + + expect(errors.first).to start_with("Failure translating to en with") + end + end + + describe '#fill_in_variables' do + it 'builds an array for %d translations' do + result = linter.fill_in_variables(['%d']) + + expect(result).to contain_exactly(a_kind_of(Integer)) + end + + it 'builds an array for %s translations' do + result = linter.fill_in_variables(['%s']) + + expect(result).to contain_exactly(a_kind_of(String)) + end + + it 'builds a hash for named variables' do + result = linter.fill_in_variables(['%{hello}']) + + expect(result).to be_a(Hash) + expect(result).to include('hello' => an_instance_of(String)) + end + end +end |