94 lines
3.0 KiB
Ruby
94 lines
3.0 KiB
Ruby
# Copyright 2016 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'spec_helper'
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RSpec.describe Google::Apis::Error do
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describe 'constructor' do
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subject { described_class.new(error) }
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describe 'message' do
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context 'first arg is a string which does not respond to :backtrace' do
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let(:error) { 'an error occurred' }
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it 'creates a instance of Error with message' do
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expect(subject.message).to eq 'an error occurred'
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end
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end
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context 'first arg responds to :backtrace' do
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let(:error) { double }
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it 'creates a instance of Error with message' do
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allow(error).to receive(:respond_to?).with(:backtrace) { true }
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allow(error).to receive(:message) { 'error message' }
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expect(subject.message).to eq 'error message'
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end
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end
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end
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describe 'instance variables @body, @header, and @status_code' do
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let(:error) { 'an error occurred' }
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context 'params :body, :header, and :status_code are not given' do
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it 'instance variables @body, @header, and @status_code will be nil' do
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expect(subject.body).to be_nil
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expect(subject.header).to be_nil
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expect(subject.status_code).to be_nil
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end
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end
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context 'params :body, :header, and :status_code are given' do
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subject do
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described_class.new(
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error,
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body: 'this is body',
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header: 'this is header',
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status_code: 200)
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end
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it 'instance variables @body, @header, and @status_code will not be nil' do
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expect(subject.body).to eq 'this is body'
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expect(subject.header).to eq 'this is header'
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expect(subject.status_code).to eq 200
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end
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end
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end
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end
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describe '#backtrace' do
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subject { described_class.new('error') }
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let(:cause) { instance_double('Error', backtrace: 'this is backtrace') }
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context '@cause is truthy' do
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it 'calls @cause.backtrace' do
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subject.instance_variable_set(:@cause, cause)
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expect(subject.backtrace).to eq 'this is backtrace'
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end
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end
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context '@cause is falsy' do
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before do
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expect_any_instance_of(subject.class.superclass).to receive(:backtrace).and_return(
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"super class's #backtrace called")
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end
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it "calls super class's #backtrace" do
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subject.instance_variable_set(:@cause, false)
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expect(subject.backtrace).to eq "super class's #backtrace called"
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end
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end
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end
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end
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