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Contents
require "spec_helper"
describe MetricFu::Formatter do
describe "formatter class loading" do
context 'given a built-in formatter (string)' do
subject { MetricFu::Formatter.class_for('html') }
it 'returns the formatter class' do
expect(subject).to eq(MetricFu::Formatter::HTML)
end
end
context 'given a built-in formatter (symbol)' do
subject { MetricFu::Formatter.class_for(:yaml) }
it 'returns the formatter class' do
expect(subject).to eq(MetricFu::Formatter::YAML)
end
end
context 'given an unknown built-in formatter' do
subject { MetricFu::Formatter.class_for(:unknown) }
it 'raises an error' do
expect{ subject }.to raise_error(NameError)
end
end
context 'given a custom formatter that exists' do
subject { MetricFu::Formatter.class_for('MyCustomFormatter') }
before do
stub_const('MyCustomFormatter', Class.new() { def initialize(*);end })
end
it 'returns the formatter class' do
expect(subject).to eq(MyCustomFormatter)
end
end
context 'given a custom formatter that doesnt exist' do
subject { MetricFu::Formatter.class_for('MyNonExistentCustomFormatter') }
it 'raises an error' do
expect{ subject }.to raise_error(NameError)
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems