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Versions: 8
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Contents
require 'spec_helper'
require 'volt/models'
class ExampleModelWithField < Volt::Model
field :name
field :value, Numeric
end
describe 'field helpers' do
let(:model) { ExampleModelWithField.new }
it 'should allow a user to setup a field that can be written to and read' do
expect(model.name).to eq(nil)
model.name = 'jimmy'
expect(model.name).to eq('jimmy')
expect(model.value).to eq(nil)
model.value = '20.5'
# Should be cast to float
expect(model.value).to eq(20.5)
end
it 'should raise an error when an invalid cast type is provided' do
expect do
ExampleModelWithField.field :awesome, Array
end.to raise_error(FieldHelpers::InvalidFieldClass)
end
it 'should convert numeric strings to Fixnum when Fixnum is specified as a type restriction' do
model.value = '22'
expect(model.value).to eq(22)
end
it 'should not convert non-numeric strings (and have a validation error)' do
# use a buffer, so we can put the model into an invalid state
buf = model.buffer
buf.value = 'cats'
expect(buf.value).to eq('cats')
buf.validate!.fail do |error|
expect(error).to eq({})
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems