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require 'spec_helper'
RSpec.describe Jaeger::Scope do
let(:span) { instance_spy(Jaeger::Span) }
let(:scope_stack) { Jaeger::ScopeManager::ScopeStack.new }
let(:finish_on_close) { true }
let(:scope) { described_class.new(span, scope_stack, finish_on_close: finish_on_close) }
before do
scope_stack.push(scope)
end
describe '#span' do
it 'returns scope span' do
scope = described_class.new(span, scope_stack, finish_on_close: true)
expect(scope.span).to eq(span)
end
end
describe '#close' do
context 'when finish_on_close is true' do
let(:finish_on_close) { true }
it 'finishes the span' do
scope.close
expect(scope.span).to have_received(:finish)
end
it 'removes the scope from the scope stack' do
expect(scope_stack.peek).to eq(scope)
scope.close
expect(scope_stack.peek).to eq(nil)
end
end
context 'when finish_on_close is false' do
let(:finish_on_close) { false }
it 'does not finish the span' do
scope.close
expect(scope.span).not_to have_received(:finish)
end
it 'removes the scope from the scope stack' do
expect(scope_stack.peek).to eq(scope)
scope.close
expect(scope_stack.peek).to eq(nil)
end
end
context 'when scope is already closed' do
before { scope.close }
it 'throws an exception' do
expect { scope.close }
.to raise_error("Tried to close already closed span: #{scope.inspect}")
end
end
end
end
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