77 lines
2.3 KiB
Ruby
77 lines
2.3 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
require 'fast_spec_helper'
|
|
|
|
RSpec.describe ::Gitlab::Graphql::BatchKey do
|
|
let(:rect) { Struct.new(:len, :width) }
|
|
let(:circle) { Struct.new(:radius) }
|
|
let(:lookahead) { nil }
|
|
let(:object) { rect.new(2, 3) }
|
|
|
|
subject { described_class.new(object, lookahead, object_name: :rect) }
|
|
|
|
it 'is equal to keys of the same object, regardless of lookahead or object name' do
|
|
expect(subject).to eq(described_class.new(rect.new(2, 3)))
|
|
expect(subject).to eq(described_class.new(rect.new(2, 3), :anything))
|
|
expect(subject).to eq(described_class.new(rect.new(2, 3), lookahead, object_name: :does_not_matter))
|
|
expect(subject).not_to eq(described_class.new(rect.new(2, 4)))
|
|
expect(subject).not_to eq(described_class.new(circle.new(10)))
|
|
end
|
|
|
|
it 'delegates attribute lookup methods to the inner object' do
|
|
other = rect.new(2, 3)
|
|
|
|
expect(subject.hash).to eq(other.hash)
|
|
expect(subject.len).to eq(other.len)
|
|
expect(subject.width).to eq(other.width)
|
|
end
|
|
|
|
it 'allows the object to be named more meaningfully' do
|
|
expect(subject.object).to eq(object)
|
|
expect(subject.object).to eq(subject.rect)
|
|
end
|
|
|
|
it 'works as a hash key' do
|
|
h = { subject => :foo }
|
|
|
|
expect(h[described_class.new(object)]).to eq(:foo)
|
|
end
|
|
|
|
describe '#requires?' do
|
|
it 'returns false if the lookahead was not provided' do
|
|
expect(subject.requires?([:foo])).to be(false)
|
|
end
|
|
|
|
context 'lookahead was provided' do
|
|
let(:lookahead) { double(:Lookahead) }
|
|
|
|
before do
|
|
allow(lookahead).to receive(:selection).with(Symbol).and_return(lookahead)
|
|
end
|
|
|
|
it 'returns false if the path is empty' do
|
|
expect(subject.requires?([])).to be(false)
|
|
end
|
|
|
|
context 'it selects the field' do
|
|
before do
|
|
allow(lookahead).to receive(:selects?).with(Symbol).once.and_return(true)
|
|
end
|
|
|
|
it 'returns true' do
|
|
expect(subject.requires?(%i[foo bar baz])).to be(true)
|
|
end
|
|
end
|
|
|
|
context 'it does not select the field' do
|
|
before do
|
|
allow(lookahead).to receive(:selects?).with(Symbol).once.and_return(false)
|
|
end
|
|
|
|
it 'returns false' do
|
|
expect(subject.requires?(%i[foo bar baz])).to be(false)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|