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# 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
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