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# frozen_string_literal: true
require 'spec_helper'
describe Grape::Validations::Types do
module TypesSpec
class FooType
def self.parse(_); end
end
class BarType
def self.parse; end
end
end
describe '::primitive?' do
[
Integer, Float, Numeric, BigDecimal,
Grape::API::Boolean, String, Symbol,
Date, DateTime, Time
].each do |type|
it "recognizes #{type} as a primitive" do
expect(described_class).to be_primitive(type)
end
end
it 'identifies unknown types' do
expect(described_class).not_to be_primitive(Object)
expect(described_class).not_to be_primitive(TypesSpec::FooType)
end
end
describe '::structure?' do
[
Hash, Array, Set
].each do |type|
it "recognizes #{type} as a structure" do
expect(described_class).to be_structure(type)
end
end
end
describe '::special?' do
[
JSON, Array[JSON], File, Rack::Multipart::UploadedFile
].each do |type|
it "provides special handling for #{type.inspect}" do
expect(described_class).to be_special(type)
end
end
end
describe '::custom?' do
it 'returns false if the type does not respond to :parse' do
expect(described_class).not_to be_custom(Object)
end
it 'returns true if the type responds to :parse with one argument' do
expect(described_class).to be_custom(TypesSpec::FooType)
end
it 'returns false if the type\'s #parse method takes other than one argument' do
expect(described_class).not_to be_custom(TypesSpec::BarType)
end
end
describe '::build_coercer' do
it 'has internal cache variables' do
expect(described_class.instance_variable_get(:@__cache)).to be_a(Hash)
expect(described_class.instance_variable_get(:@__cache_write_lock)).to be_a(Mutex)
end
it 'caches the result of the build_coercer method' do
original_cache = described_class.instance_variable_get(:@__cache)
described_class.instance_variable_set(:@__cache, {})
a_coercer = described_class.build_coercer(Array[String])
b_coercer = described_class.build_coercer(Array[String])
expect(a_coercer.object_id).to eq(b_coercer.object_id)
described_class.instance_variable_set(:@__cache, original_cache)
end
end
end
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