Orbit/vendor/plugins/liquid/test/context_test.rb

481 lines
12 KiB
Ruby

require File.dirname(__FILE__) + '/helper'
class HundredCentes
def to_liquid
100
end
end
class CentsDrop < Liquid::Drop
def amount
HundredCentes.new
end
def non_zero?
true
end
end
class ContextSensitiveDrop < Liquid::Drop
def test
@context['test']
end
end
class Category < Liquid::Drop
attr_accessor :name
def initialize(name)
@name = name
end
def to_liquid
CategoryDrop.new(self)
end
end
class CategoryDrop
attr_accessor :category, :context
def initialize(category)
@category = category
end
end
class CounterDrop < Liquid::Drop
def count
@count ||= 0
@count += 1
end
end
class ArrayLike
def fetch(index)
end
def [](index)
@counts ||= []
@counts[index] ||= 0
@counts[index] += 1
end
def to_liquid
self
end
end
class ContextTest < Test::Unit::TestCase
include Liquid
def setup
@template = Liquid::Template.new
@context = Liquid::Context.new(@template.assigns, @template.registers)
end
def test_variables
@context['string'] = 'string'
assert_equal 'string', @context['string']
@context['num'] = 5
assert_equal 5, @context['num']
@context['time'] = Time.parse('2006-06-06 12:00:00')
assert_equal Time.parse('2006-06-06 12:00:00'), @context['time']
@context['date'] = Date.today
assert_equal Date.today, @context['date']
now = DateTime.now
@context['datetime'] = now
assert_equal now, @context['datetime']
@context['bool'] = true
assert_equal true, @context['bool']
@context['bool'] = false
assert_equal false, @context['bool']
@context['nil'] = nil
assert_equal nil, @context['nil']
assert_equal nil, @context['nil']
end
def test_variables_not_existing
assert_equal nil, @context['does_not_exist']
end
def test_scoping
assert_nothing_raised do
@context.push
@context.pop
end
assert_raise(Liquid::ContextError) do
@context.pop
end
assert_raise(Liquid::ContextError) do
@context.push
@context.pop
@context.pop
end
end
def test_length_query
@context['numbers'] = [1,2,3,4]
assert_equal 4, @context['numbers.size']
@context['numbers'] = {1 => 1,2 => 2,3 => 3,4 => 4}
assert_equal 4, @context['numbers.size']
@context['numbers'] = {1 => 1,2 => 2,3 => 3,4 => 4, 'size' => 1000}
assert_equal 1000, @context['numbers.size']
end
def test_hyphenated_variable
@context['oh-my'] = 'godz'
assert_equal 'godz', @context['oh-my']
end
def test_add_filter
filter = Module.new do
def hi(output)
output + ' hi!'
end
end
context = Context.new(@template)
context.add_filters(filter)
assert_equal 'hi? hi!', context.invoke(:hi, 'hi?')
context = Context.new(@template)
assert_equal 'hi?', context.invoke(:hi, 'hi?')
context.add_filters(filter)
assert_equal 'hi? hi!', context.invoke(:hi, 'hi?')
end
def test_override_global_filter
global = Module.new do
def notice(output)
"Global #{output}"
end
end
local = Module.new do
def notice(output)
"Local #{output}"
end
end
Template.register_filter(global)
assert_equal 'Global test', Template.parse("{{'test' | notice }}").render
assert_equal 'Local test', Template.parse("{{'test' | notice }}").render({}, :filters => [local])
end
def test_only_intended_filters_make_it_there
filter = Module.new do
def hi(output)
output + ' hi!'
end
end
context = Context.new(@template)
methods_before = context.strainer.methods.map { |method| method.to_s }
context.add_filters(filter)
methods_after = context.strainer.methods.map { |method| method.to_s }
assert_equal (methods_before + ["hi"]).sort, methods_after.sort
end
def test_add_item_in_outer_scope
@context['test'] = 'test'
@context.push
assert_equal 'test', @context['test']
@context.pop
assert_equal 'test', @context['test']
end
def test_add_item_in_inner_scope
@context.push
@context['test'] = 'test'
assert_equal 'test', @context['test']
@context.pop
assert_equal nil, @context['test']
end
def test_hierachical_data
@context['hash'] = {"name" => 'tobi'}
assert_equal 'tobi', @context['hash.name']
assert_equal 'tobi', @context['hash["name"]']
end
def test_keywords
assert_equal true, @context['true']
assert_equal false, @context['false']
end
def test_digits
assert_equal 100, @context['100']
assert_equal 100.00, @context['100.00']
end
def test_strings
assert_equal "hello!", @context['"hello!"']
assert_equal "hello!", @context["'hello!'"]
end
def test_merge
@context.merge({ "test" => "test" })
assert_equal 'test', @context['test']
@context.merge({ "test" => "newvalue", "foo" => "bar" })
assert_equal 'newvalue', @context['test']
assert_equal 'bar', @context['foo']
end
def test_array_notation
@context['test'] = [1,2,3,4,5]
assert_equal 1, @context['test[0]']
assert_equal 2, @context['test[1]']
assert_equal 3, @context['test[2]']
assert_equal 4, @context['test[3]']
assert_equal 5, @context['test[4]']
end
def test_recoursive_array_notation
@context['test'] = {'test' => [1,2,3,4,5]}
assert_equal 1, @context['test.test[0]']
@context['test'] = [{'test' => 'worked'}]
assert_equal 'worked', @context['test[0].test']
end
def test_hash_to_array_transition
@context['colors'] = {
'Blue' => ['003366','336699', '6699CC', '99CCFF'],
'Green' => ['003300','336633', '669966', '99CC99'],
'Yellow' => ['CC9900','FFCC00', 'FFFF99', 'FFFFCC'],
'Red' => ['660000','993333', 'CC6666', 'FF9999']
}
assert_equal '003366', @context['colors.Blue[0]']
assert_equal 'FF9999', @context['colors.Red[3]']
end
def test_try_first
@context['test'] = [1,2,3,4,5]
assert_equal 1, @context['test.first']
assert_equal 5, @context['test.last']
@context['test'] = {'test' => [1,2,3,4,5]}
assert_equal 1, @context['test.test.first']
assert_equal 5, @context['test.test.last']
@context['test'] = [1]
assert_equal 1, @context['test.first']
assert_equal 1, @context['test.last']
end
def test_access_hashes_with_hash_notation
@context['products'] = {'count' => 5, 'tags' => ['deepsnow', 'freestyle'] }
@context['product'] = {'variants' => [ {'title' => 'draft151cm'}, {'title' => 'element151cm'} ]}
assert_equal 5, @context['products["count"]']
assert_equal 'deepsnow', @context['products["tags"][0]']
assert_equal 'deepsnow', @context['products["tags"].first']
assert_equal 'draft151cm', @context['product["variants"][0]["title"]']
assert_equal 'element151cm', @context['product["variants"][1]["title"]']
assert_equal 'draft151cm', @context['product["variants"][0]["title"]']
assert_equal 'element151cm', @context['product["variants"].last["title"]']
end
def test_access_variable_with_hash_notation
@context['foo'] = 'baz'
@context['bar'] = 'foo'
assert_equal 'baz', @context['["foo"]']
assert_equal 'baz', @context['[bar]']
end
def test_access_hashes_with_hash_access_variables
@context['var'] = 'tags'
@context['nested'] = {'var' => 'tags'}
@context['products'] = {'count' => 5, 'tags' => ['deepsnow', 'freestyle'] }
assert_equal 'deepsnow', @context['products[var].first']
assert_equal 'freestyle', @context['products[nested.var].last']
end
def test_hash_notation_only_for_hash_access
@context['array'] = [1,2,3,4,5]
@context['hash'] = {'first' => 'Hello'}
assert_equal 1, @context['array.first']
assert_equal nil, @context['array["first"]']
assert_equal 'Hello', @context['hash["first"]']
end
def test_first_can_appear_in_middle_of_callchain
@context['product'] = {'variants' => [ {'title' => 'draft151cm'}, {'title' => 'element151cm'} ]}
assert_equal 'draft151cm', @context['product.variants[0].title']
assert_equal 'element151cm', @context['product.variants[1].title']
assert_equal 'draft151cm', @context['product.variants.first.title']
assert_equal 'element151cm', @context['product.variants.last.title']
end
def test_cents
@context.merge( "cents" => HundredCentes.new )
assert_equal 100, @context['cents']
end
def test_nested_cents
@context.merge( "cents" => { 'amount' => HundredCentes.new} )
assert_equal 100, @context['cents.amount']
@context.merge( "cents" => { 'cents' => { 'amount' => HundredCentes.new} } )
assert_equal 100, @context['cents.cents.amount']
end
def test_cents_through_drop
@context.merge( "cents" => CentsDrop.new )
assert_equal 100, @context['cents.amount']
end
def test_nested_cents_through_drop
@context.merge( "vars" => {"cents" => CentsDrop.new} )
assert_equal 100, @context['vars.cents.amount']
end
def test_drop_methods_with_question_marks
@context.merge( "cents" => CentsDrop.new )
assert @context['cents.non_zero?']
end
def test_context_from_within_drop
@context.merge( "test" => '123', "vars" => ContextSensitiveDrop.new )
assert_equal '123', @context['vars.test']
end
def test_nested_context_from_within_drop
@context.merge( "test" => '123', "vars" => {"local" => ContextSensitiveDrop.new } )
assert_equal '123', @context['vars.local.test']
end
def test_ranges
@context.merge( "test" => '5' )
assert_equal (1..5), @context['(1..5)']
assert_equal (1..5), @context['(1..test)']
assert_equal (5..5), @context['(test..test)']
end
def test_cents_through_drop_nestedly
@context.merge( "cents" => {"cents" => CentsDrop.new} )
assert_equal 100, @context['cents.cents.amount']
@context.merge( "cents" => { "cents" => {"cents" => CentsDrop.new}} )
assert_equal 100, @context['cents.cents.cents.amount']
end
def test_drop_with_variable_called_only_once
@context['counter'] = CounterDrop.new
assert_equal 1, @context['counter.count']
assert_equal 2, @context['counter.count']
assert_equal 3, @context['counter.count']
end
def test_drop_with_key_called_only_once
@context['counter'] = CounterDrop.new
assert_equal 1, @context['counter["count"]']
assert_equal 2, @context['counter["count"]']
assert_equal 3, @context['counter["count"]']
end
def test_proc_as_variable
@context['dynamic'] = Proc.new { 'Hello' }
assert_equal 'Hello', @context['dynamic']
end
def test_lambda_as_variable
@context['dynamic'] = proc { 'Hello' }
assert_equal 'Hello', @context['dynamic']
end
def test_nested_lambda_as_variable
@context['dynamic'] = { "lambda" => proc { 'Hello' } }
assert_equal 'Hello', @context['dynamic.lambda']
end
def test_array_containing_lambda_as_variable
@context['dynamic'] = [1,2, proc { 'Hello' } ,4,5]
assert_equal 'Hello', @context['dynamic[2]']
end
def test_lambda_is_called_once
@context['callcount'] = proc { @global ||= 0; @global += 1; @global.to_s }
assert_equal '1', @context['callcount']
assert_equal '1', @context['callcount']
assert_equal '1', @context['callcount']
@global = nil
end
def test_nested_lambda_is_called_once
@context['callcount'] = { "lambda" => proc { @global ||= 0; @global += 1; @global.to_s } }
assert_equal '1', @context['callcount.lambda']
assert_equal '1', @context['callcount.lambda']
assert_equal '1', @context['callcount.lambda']
@global = nil
end
def test_lambda_in_array_is_called_once
@context['callcount'] = [1,2, proc { @global ||= 0; @global += 1; @global.to_s } ,4,5]
assert_equal '1', @context['callcount[2]']
assert_equal '1', @context['callcount[2]']
assert_equal '1', @context['callcount[2]']
@global = nil
end
def test_access_to_context_from_proc
@context.registers[:magic] = 345392
@context['magic'] = proc { @context.registers[:magic] }
assert_equal 345392, @context['magic']
end
def test_to_liquid_and_context_at_first_level
@context['category'] = Category.new("foobar")
assert_kind_of CategoryDrop, @context['category']
assert_equal @context, @context['category'].context
end
end