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# frozen_string_literal: true
require_relative '../../test_helper'
require 'minitest/spec'
require 'ostruct'
class RuleSetProperyTest < Minitest::Test
describe '.new' do
describe 'with invalid value' do
it 'raises an error when empty' do
exception = assert_raises(ArgumentError) { CssParser::RuleSet::Declarations::Value.new(' ') }
assert_equal 'value is empty', exception.message
end
it 'raises an error when nil' do
exception = assert_raises(ArgumentError) { CssParser::RuleSet::Declarations::Value.new(nil) }
assert_equal 'value is empty', exception.message
end
it 'raises an error when contains only important declaration' do
exception = assert_raises(ArgumentError) { CssParser::RuleSet::Declarations::Value.new(' !important; ') }
assert_equal 'value is empty', exception.message
end
end
describe 'with valid value' do
it 'remove semicolon at the end' do
assert_equal 'value', CssParser::RuleSet::Declarations::Value.new('value;').value
end
it 'removes important declarations' do
assert_equal 'value', CssParser::RuleSet::Declarations::Value.new('value !important').value
end
it 'strips value' do
assert_equal 'value', CssParser::RuleSet::Declarations::Value.new(' value ').value
end
it 'does everything above' do
assert_equal "value\t another one",
CssParser::RuleSet::Declarations::Value.new(" \tvalue\t another one \t!important \t ; ").value
end
it 'freezes the string' do
assert_equal true, CssParser::RuleSet::Declarations::Value.new('value').value.frozen?
end
end
describe 'important' do
describe 'when not set' do
it 'is not important if value is not important' do
assert_equal false, CssParser::RuleSet::Declarations::Value.new('value').important
end
it 'is important if value is not important' do
assert_equal true, CssParser::RuleSet::Declarations::Value.new('value !important;').important
end
end
describe 'when set' do
it 'overrides value importance' do
assert_equal false, CssParser::RuleSet::Declarations::Value.new('value !important;', important: false).important
assert_equal true, CssParser::RuleSet::Declarations::Value.new('value', important: true).important
end
end
end
end
describe 'important=' do
it 'sets importance' do
property = CssParser::RuleSet::Declarations::Value.new('value')
assert_equal false, property.important
property.important = true
assert_equal true, property.important
end
end
describe 'value=' do
it 'sets normalized value' do
property = CssParser::RuleSet::Declarations::Value.new('foo')
assert_equal 'foo', property.value
property.value = " \tvalue\t another one \t!important \t ; "
assert_equal "value\t another one", property.value
end
it 'sets importance' do
property = CssParser::RuleSet::Declarations::Value.new('foo')
assert_equal 'foo', property.value
assert_equal false, property.important
property.value = 'bar !important'
assert_equal 'bar', property.value
assert_equal true, property.important
end
it 'freezes the string' do
property = CssParser::RuleSet::Declarations::Value.new('foo')
property.value = 'bar'
assert_equal true, CssParser::RuleSet::Declarations::Value.new('value').value.frozen?
end
it 'raises an exception when the value is empty' do
assert_raises ArgumentError do
CssParser::RuleSet::Declarations::Value.new
end
end
end
describe '#to_s' do
it 'returns value if not important' do
assert_equal 'value', CssParser::RuleSet::Declarations::Value.new('value').to_s
end
it 'returns value with important annotation if important' do
assert_equal 'value !important', CssParser::RuleSet::Declarations::Value.new('value', important: true).to_s
end
end
describe '#==' do
it 'returns true if value & importance are the same' do
property = CssParser::RuleSet::Declarations::Value.new('value', important: true)
other = CssParser::RuleSet::Declarations::Value.new('value', important: true)
assert_equal property, other
end
it 'returns false if value is not a Declarations::Value' do
property = CssParser::RuleSet::Declarations::Value.new('value', important: true)
other = OpenStruct.new(value: 'value', important: true)
refute_equal other, property
end
it 'returns true if value is a Declarations::Value subclass and value are equal' do
property = CssParser::RuleSet::Declarations::Value.new('value', important: true)
other_class = Class.new(CssParser::RuleSet::Declarations::Value)
other = other_class.new('value', important: true)
assert_equal property, other
end
it 'returns false if value is a Declarations::Value subclass and value are not equal' do
property = CssParser::RuleSet::Declarations::Value.new('value', important: true)
other_class = Class.new(CssParser::RuleSet::Declarations::Value)
other = other_class.new('other value', important: true)
refute_equal other, property
end
it 'returns false if value is different' do
property = CssParser::RuleSet::Declarations::Value.new('value', important: true)
other = CssParser::RuleSet::Declarations::Value.new('other value', important: true)
refute_equal property, other
end
it 'returns false if importance is different' do
property = CssParser::RuleSet::Declarations::Value.new('value', important: true)
other = CssParser::RuleSet::Declarations::Value.new('value', important: false)
refute_equal property, other
end
end
end
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