rabl-rails/test/compiler_test.rb

118 lines
3.6 KiB
Ruby

require 'test_helper'
class CompilerTest < ActiveSupport::TestCase
class Context
attr_accessor :virtual_path
def initialize
@_assigns = {}
@virtual_path = '/users'
end
def set_assign(key, value)
@_assigns[key] = value
end
def get_assign(key)
@_assigns[key]
end
end
class User
attr_accessor :name
end
setup do
@context = Context.new
@user = User.new
@context.set_assign('user', @user)
@compiler = RablFastJson::Compiler.new(@context)
end
test "assigns are correctly imported from context" do
assert_equal @user, @compiler.instance_variable_get(:@user)
end
test "virtual path is correctly imported from context" do
assert_equal '/users', @compiler.instance_variable_get(:@virtual_path)
end
test "assigns are not imported if already passed to the compiler" do
compiler = RablFastJson::Compiler.new(@context, { 'other' => 'foo' })
assert_nil compiler.instance_variable_get(:@user)
assert_equal 'foo', compiler.instance_variable_get(:@other)
end
test "compiler return a compiled template" do
assert_instance_of RablFastJson::CompiledTemplate, @compiler.compile_source("")
end
test "simple attributes are compiled to hash" do
t = @compiler.compile_source(%{ attributes :id, :name })
assert_equal({ :id => :id, :name => :name}, t.source)
end
test "attributes appeared only once even if called mutiple times" do
t = @compiler.compile_source(%{ attribute :id ; attribute :id })
assert_equal({ :id => :id }, t.source)
end
test "attribute can be aliased" do
t = @compiler.compile_source(%{ attribute :foo => :bar })
assert_equal({ :bar => :foo }, t.source)
end
test "multiple attributes can be aliased" do
t = @compiler.compile_source(%{ attributes :foo => :bar, :id => :uid })
assert_equal({ :bar => :foo, :uid => :id }, t.source)
end
test "child with association use association name as data" do
t = @compiler.compile_source(%{ child :address do attributes :foo end})
assert_equal({ :address => { :_data => :address, :foo => :foo } }, t.source)
end
test "child with association can be aliased" do
t = @compiler.compile_source(%{ child :address => :bar do attributes :foo end})
assert_equal({ :bar => { :_data => :address, :foo => :foo } }, t.source)
end
test "child with arbitrary source store the data with the template" do
t = @compiler.compile_source(%{ child @user => :author do attribute :name end })
assert_equal({ :author => { :_data => @user, :name => :name } }, t.source)
end
test "glue is compiled as a child but with anonymous name" do
t = @compiler.compile_source(%{ glue @user do attribute :name end })
assert_equal({ :_glue0 => { :_data => @user, :name => :name } }, t.source)
end
test "multiple glue don't come with name collisions" do
t = @compiler.compile_source(%{
glue @user do attribute :name end
glue @user do attribute :foo end
})
assert_equal({
:_glue0 => { :_data => @user, :name => :name},
:_glue1 => { :_data => @user, :foo => :foo}
}, t.source)
end
test "object set data for the template" do
t = @compiler.compile_source(%{ object @user })
assert_equal @user, t.data
end
test "object property can define root name" do
t = @compiler.compile_source(%{ object @user => :author })
assert_equal @user, t.data
assert_equal :author, t.root_name
end
test "node are compiled without evaluating the block" do
t = @compiler.compile_source(%{ node(:foo) { bar } })
assert_not_nil t.source[:foo]
assert_instance_of Proc, t.source[:foo]
end
end