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Contents
require 'spec_helper'
require 'lol/dynamic_model'
include Lol
describe DynamicModel do
shared_examples 'enables date parsing' do
let(:timestamp_value) { 1423243755000 }
subject { DynamicModel.new attribute => timestamp_value}
let(:attribute_value) { subject.send attribute }
it 'and casts the value to Time' do
expect(attribute_value).to be_a Time
end
it 'and divides the number by 1000' do
expect(attribute_value.to_i).to eq timestamp_value / 1000
end
it 'and ignores casting when the value is not an integer' do
subject = DynamicModel.new attribute => 'foo bar'
expect(subject.send attribute).not_to be_a Time
end
end
context 'when is not initialized with an hash' do
subject { DynamicModel.new 'not enumerable data' }
it 'raises an argument error' do
expect{ subject }.to raise_error ArgumentError, 'An hash is required as parameter'
end
end
context 'when initialized with hash' do
subject { DynamicModel.new key: 'value' }
it 'does not raise error' do
expect { subject }.not_to raise_error
end
it 'defines a method per each argument key' do
expect(subject).to respond_to(:key)
end
end
%w(date at).each do |attr_name|
context "when an hash key is called '#{attr_name}'" do
it_behaves_like 'enables date parsing' do
let(:attribute) { attr_name }
end
end
context "when an hash key ends with '_#{attr_name}'" do
it_behaves_like 'enables date parsing' do
let(:attribute) { "a2342_#{attr_name}"}
end
end
end
context "when an hash value is an array" do
it 'preserves the array' do
subject = DynamicModel.new foo: ['foo']
expect(subject.foo).to eq ['foo']
end
context 'and one or more array items are hashes' do
subject { DynamicModel.new foo: [{}] }
it 'casts each hash to another DynamicModel instance' do
expect(subject.foo.map(&:class).uniq).to eq [DynamicModel]
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems