rabl-rails/test/compiled_template_test.rb
2012-04-08 23:26:18 +02:00

102 lines
3.5 KiB
Ruby

require 'test_helper'
class TestCompiledTemplate < ActiveSupport::TestCase
setup do
@context = Context.new
@data = User.new(1, 'foobar', 'male')
@data.stub(:respond_to?).with(:each).and_return(false)
@context.stub(:instance_variable_get).with(:@data).and_return(@data)
@context.stub(:instance_variable_get).with(:@_assigns).and_return({})
@template = RablFastJson::CompiledTemplate.new
@template.context = @context
@template.data = :@data
end
test "render object wth empty template" do
@template.source = {}
assert_equal({}, @template.render)
end
test "render collection with empty template" do
@context.stub(:instance_variable_get).with(:@data).and_return([@data])
@template.source = {}
assert_equal([{}], @template.render)
end
test "render single object attributes" do
@template.source = { :id => :id, :name => :name }
assert_equal({ :id => 1, :name => 'foobar'}, @template.render)
end
test "render object as a child" do
@template.source = { :author => { :_data => :@data, :name => :name } }
assert_equal({ :author => { :name => 'foobar' } }, @template.render)
end
test "render glued attributes from single object" do
@template.source = { :_glue0 => { :_data => :@data, :name => :name } }
assert_equal({ :name => 'foobar' }, @template.render)
end
test "render collection with attributes" do
@data = [User.new(1, 'foo', 'male'), User.new(2, 'bar', 'female')]
@context.stub(:instance_variable_get).with(:@data).and_return(@data)
@template.source = { :uid => :id, :name => :name, :gender => :sex }
assert_equal([
{ :uid => 1, :name => 'foo', :gender => 'male'},
{ :uid => 2, :name => 'bar', :gender => 'female'}
], @template.render)
end
test "render node property" do
proc = lambda { |object| object.sex }
@template.source = { :sex => proc }
assert_equal({ :sex => 'male' }, @template.render)
end
test "render node property with true condition" do
condition = lambda { |u| true }
proc = lambda { |object| object.name }
@template.source = { :name => [condition, proc] }
assert_equal({ :name => 'foobar' }, @template.render)
end
test "render node property with false condition" do
condition = lambda { |u| false }
proc = lambda { |object| object.name }
@template.source = { :name => [condition, proc] }
assert_equal({}, @template.render)
end
test "partial should be evaluated at rendering time" do
# Set assigns
@context.stub(:instance_variable_get).with(:@_assigns).and_return({'user' => @data})
@data.stub(:respond_to?).with(:empty?).and_return(false)
# Stub Library#get
t = RablFastJson::CompiledTemplate.new
t.source, t.context = { :name => :name }, @context
RablFastJson::Library.reset_instance
RablFastJson::Library.instance.should_receive(:get).with('users/base').and_return(t)
@template.data = false
@template.source = { :user => ->(s) { partial('users/base', :object => @user) } }
assert_equal({ :user => { :name => 'foobar' } }, @template.render)
end
test "partial with nil values should raise an error" do
@template.data = false
@template.source = { :user => ->(s) { partial('users/base') } }
assert_raises(RuntimeError) { @template.render }
end
test "partial with empty values should not raise an error" do
@template.data = false
@template.source = { :users => ->(s) { partial('users/base', :object => []) } }
assert_equal({ :users => [] }, @template.render)
end
end