118 lines
4.1 KiB
Ruby
118 lines
4.1 KiB
Ruby
require 'test_helper'
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class TestJsonRenderer < ActiveSupport::TestCase
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setup do
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@data = User.new(1, 'foobar', 'male')
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@data.stub(:respond_to?).with(:each).and_return(false)
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@context = Context.new
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@context.stub(:instance_variable_get).with(:@data).and_return(@data)
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@context.stub(:instance_variable_get).with(:@_assigns).and_return({})
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@template = RablRails::CompiledTemplate.new
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@template.data = :@data
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end
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def render_json_output
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RablRails::Renderers::JSON.new(@context).render(@template).to_s
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end
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test "render object wth empty template" do
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@template.source = {}
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assert_equal %q({}), render_json_output
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end
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test "render collection with empty template" do
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@context.stub(:instance_variable_get).with(:@data).and_return([@data])
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@template.source = {}
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assert_equal %q([{}]), render_json_output
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end
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test "render single object attributes" do
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@template.source = { :id => :id, :name => :name }
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assert_equal %q({"id":1,"name":"foobar"}), render_json_output
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end
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test "render child with object association" do
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@data.stub(:address).and_return(mock(:city => 'Paris'))
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@template.source = { :address => { :_data => :address, :city => :city } }
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assert_equal %q({"address":{"city":"Paris"}}), render_json_output
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end
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test "render child with arbitrary data source" do
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@template.source = { :author => { :_data => :@data, :name => :name } }
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assert_equal %q({"author":{"name":"foobar"}}), render_json_output
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end
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test "render glued attributes from single object" do
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@template.source = { :_glue0 => { :_data => :@data, :name => :name } }
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assert_equal %q({"name":"foobar"}), render_json_output
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end
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test "render collection with attributes" do
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@data = [User.new(1, 'foo', 'male'), User.new(2, 'bar', 'female')]
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@context.stub(:instance_variable_get).with(:@data).and_return(@data)
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@template.source = { :uid => :id, :name => :name, :gender => :sex }
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assert_equal %q([{"uid":1,"name":"foo","gender":"male"},{"uid":2,"name":"bar","gender":"female"}]), render_json_output
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end
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test "render node property" do
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proc = lambda { |object| object.name }
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@template.source = { :name => proc }
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assert_equal %q({"name":"foobar"}), render_json_output
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end
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test "render node property with true condition" do
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condition = lambda { |u| true }
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proc = lambda { |object| object.name }
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@template.source = { :name => [condition, proc] }
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assert_equal %q({"name":"foobar"}), render_json_output
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end
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test "render node property with false condition" do
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condition = lambda { |u| false }
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proc = lambda { |object| object.name }
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@template.source = { :name => [condition, proc] }
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assert_equal %q({}), render_json_output
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end
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test "node with context method call" do
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@context.stub(:respond_to?).with(:context_method).and_return(true)
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@context.stub(:context_method).and_return('marty')
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proc = lambda { |object| context_method }
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@template.source = { :name => proc }
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assert_equal %q({"name":"marty"}), render_json_output
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end
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test "partial should be evaluated at rendering time" do
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# Set assigns
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@context.stub(:instance_variable_get).with(:@_assigns).and_return({'user' => @data})
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@data.stub(:respond_to?).with(:empty?).and_return(false)
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# Stub Library#get
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t = RablRails::CompiledTemplate.new
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t.source = { :name => :name }
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RablRails::Library.reset_instance
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RablRails::Library.instance.should_receive(:get).with('users/base').and_return(t)
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@template.data = false
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@template.source = { :user => ->(s) { partial('users/base', :object => @user) } }
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assert_equal %q({"user":{"name":"foobar"}}), render_json_output
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end
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test "partial with no values should raise an error" do
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@template.data = false
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@template.source = { :user => ->(s) { partial('users/base') } }
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assert_raises(RablRails::Renderers::PartialError) { render_json_output }
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end
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test "partial with empty values should not raise an error" do
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@template.data = false
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@template.source = { :users => ->(s) { partial('users/base', :object => []) } }
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assert_equal %q({"users":[]}), render_json_output
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end
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end |