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Diffstat (limited to 'spec/lib/error_tracking/stacktrace_builder_spec.rb')
-rw-r--r-- | spec/lib/error_tracking/stacktrace_builder_spec.rb | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/spec/lib/error_tracking/stacktrace_builder_spec.rb b/spec/lib/error_tracking/stacktrace_builder_spec.rb new file mode 100644 index 00000000000..46d0bde8122 --- /dev/null +++ b/spec/lib/error_tracking/stacktrace_builder_spec.rb @@ -0,0 +1,95 @@ +# frozen_string_literal: true + +require 'fast_spec_helper' +require 'support/helpers/fast_rails_root' +require 'oj' + +RSpec.describe ErrorTracking::StacktraceBuilder do + include FastRailsRoot + + describe '#stacktrace' do + let(:original_payload) { Gitlab::Json.parse(File.read(rails_root_join('spec/fixtures', payload_file))) } + let(:payload) { original_payload } + let(:payload_file) { 'error_tracking/parsed_event.json' } + + subject(:stacktrace) { described_class.new(payload).stacktrace } + + context 'with full error context' do + it 'generates a correct stacktrace in expected format' do + expected_context = [ + [132, " end\n"], + [133, "\n"], + [134, " begin\n"], + [135, " block.call(work, *extra)\n"], + [136, " rescue Exception => e\n"], + [137, " STDERR.puts \"Error reached top of thread-pool: #\{e.message\} (#\{e.class\})\"\n"], + [138, " end\n"] + ] + + expected_entry = { + 'lineNo' => 135, + 'context' => expected_context, + 'filename' => 'puma/thread_pool.rb', + 'function' => 'block in spawn_thread', + 'colNo' => 0 + } + + expect(stacktrace).to be_kind_of(Array) + expect(stacktrace.first).to eq(expected_entry) + end + end + + context 'when error context is missing' do + let(:payload_file) { 'error_tracking/browser_event.json' } + + it 'generates a stacktrace without context' do + expected_entry = { + 'lineNo' => 6395, + 'context' => [], + 'filename' => 'webpack-internal:///./node_modules/vue/dist/vue.runtime.esm.js', + 'function' => 'hydrate', + 'colNo' => 0 + } + + expect(stacktrace).to be_kind_of(Array) + expect(stacktrace.first).to eq(expected_entry) + end + end + + context 'with empty payload' do + let(:payload) { {} } + + it { is_expected.to eq([]) } + end + + context 'without exception field' do + let(:payload) { original_payload.except('exception') } + + it { is_expected.to eq([]) } + end + + context 'without exception.values field' do + before do + original_payload['exception'].delete('values') + end + + it { is_expected.to eq([]) } + end + + context 'without any exception.values[].stacktrace fields' do + before do + original_payload.dig('exception', 'values').each { |value| value['stacktrace'] = '' } + end + + it { is_expected.to eq([]) } + end + + context 'without any exception.values[].stacktrace.frame fields' do + before do + original_payload.dig('exception', 'values').each { |value| value['stacktrace'].delete('frames') } + end + + it { is_expected.to eq([]) } + end + end +end |