/vendor/gems/haml-1.8.1/test/haml/engine_test.rb
Ruby | 370 lines | 314 code | 53 blank | 3 comment | 15 complexity | d6fc200078fabb879cb150aee3d47177 MD5 | raw file
- #!/usr/bin/env ruby
- require 'rubygems'
- require 'active_support'
- require 'action_controller'
- require 'action_view'
- require 'test/unit'
- require File.dirname(__FILE__) + '/../../lib/haml'
- require 'haml/engine'
- class EngineTest < Test::Unit::TestCase
- def render(text, options = {}, &block)
- scope = options.delete(:scope) || Object.new
- locals = options.delete(:locals) || {}
- Haml::Engine.new(text, options).to_html(scope, locals, &block)
- end
- def test_empty_render_should_remain_empty
- assert_equal('', render(''))
- end
- def test_attributes_should_render_correctly
- assert_equal("<div class='atlantis' style='ugly'>\n</div>", render(".atlantis{:style => 'ugly'}").chomp)
- end
- def test_ruby_code_should_work_inside_attributes
- author = 'hcatlin'
- assert_equal("<p class='3'>foo</p>", render("%p{:class => 1+2} foo").chomp)
- end
- def test_nil_should_render_empty_tag
- assert_equal("<div class='no_attributes'>\n</div>",
- render(".no_attributes{:nil => nil}").chomp)
- end
- def test_strings_should_get_stripped_inside_tags
- assert_equal("<div class='stripped'>This should have no spaces in front of it</div>",
- render(".stripped This should have no spaces in front of it").chomp)
- end
- def test_one_liner_should_be_one_line
- assert_equal("<p>Hello</p>", render('%p Hello').chomp)
- end
- def test_long_liner_should_not_print_on_one_line
- assert_equal("<div>\n #{'x' * 51}\n</div>", render("%div #{'x' * 51}").chomp)
- end
-
- def test_non_prerendered_one_liner
- assert_equal("<p class='awesome'>One line</p>\n", render("%p{:class => c} One line", :locals => {:c => 'awesome'}))
- end
-
- def test_non_prerendered_script_one_liner
- assert_equal("<p class='awesome'>One line</p>\n", render("%p{:class => c}= 'One line'", :locals => {:c => 'awesome'}))
- end
-
- def test_non_prerendered_long_script_one_liner
- assert_equal("<p class='awesome'>\n #{'x' * 60}\n</p>\n", render("%p{:class => c}= 'x' * 60", :locals => {:c => 'awesome'}))
- end
- def test_multi_render
- engine = Haml::Engine.new("%strong Hi there!")
- assert_equal("<strong>Hi there!</strong>\n", engine.to_html)
- assert_equal("<strong>Hi there!</strong>\n", engine.to_html)
- assert_equal("<strong>Hi there!</strong>\n", engine.to_html)
- end
- def test_double_equals
- assert_equal("<p>Hello World</p>\n", render('%p== Hello #{who}', :locals => {:who => 'World'}))
- assert_equal("<p>\n Hello World\n</p>\n", render("%p\n == Hello \#{who}", :locals => {:who => 'World'}))
- end
- def test_double_equals_in_the_middle_of_a_string
- assert_equal("\"title 'Title'. \"\n",
- render("== \"title '\#{\"Title\"}'. \""))
- end
- def test_nil_tag_value_should_render_as_empty
- assert_equal("<p></p>\n", render("%p= nil"))
- end
- def test_tag_with_failed_if_should_render_as_empty
- assert_equal("<p></p>\n", render("%p= 'Hello' if false"))
- end
- def test_static_attributes_with_empty_attr
- assert_equal("<img alt='' src='/foo.png' />\n", render("%img{:src => '/foo.png', :alt => ''}"))
- end
- def test_dynamic_attributes_with_empty_attr
- assert_equal("<img alt='' src='/foo.png' />\n", render("%img{:width => nil, :src => '/foo.png', :alt => String.new}"))
- end
- def test_end_of_file_multiline
- assert_equal("<p>0</p>\n<p>1</p>\n<p>2</p>\n", render("- for i in (0...3)\n %p= |\n i |"))
- end
- # Options tests
- def test_stop_eval
- assert_equal("", render("= 'Hello'", :suppress_eval => true))
- assert_equal("", render("- puts 'foo'", :suppress_eval => true))
- assert_equal("<div id='foo' yes='no' />\n", render("#foo{:yes => 'no'}/", :suppress_eval => true))
- assert_equal("<div id='foo' />\n", render("#foo{:yes => 'no', :call => a_function() }/", :suppress_eval => true))
- assert_equal("<div />\n", render("%div[1]/", :suppress_eval => true))
- begin
- assert_equal("", render(":ruby\n puts 'hello'", :suppress_eval => true))
- rescue Haml::HamlError => err
- caught = true
- assert_equal('"ruby" filter is not defined!', err.message)
- end
- assert(caught, "Rendering a ruby filter without evaluating didn't throw an error!")
- end
- def test_attr_wrapper
- assert_equal("<p strange=*attrs*>\n</p>\n", render("%p{ :strange => 'attrs'}", :attr_wrapper => '*'))
- assert_equal("<p escaped='quo\"te'>\n</p>\n", render("%p{ :escaped => 'quo\"te'}", :attr_wrapper => '"'))
- assert_equal("<p escaped=\"q'uo"te\">\n</p>\n", render("%p{ :escaped => 'q\\'uo\"te'}", :attr_wrapper => '"'))
- assert_equal("<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n", render("!!! XML", :attr_wrapper => '"'))
- end
- def test_attrs_parsed_correctly
- assert_equal("<p boom=>biddly='bar => baz'>\n</p>\n", render("%p{'boom=>biddly' => 'bar => baz'}"))
- assert_equal("<p foo,bar='baz, qux'>\n</p>\n", render("%p{'foo,bar' => 'baz, qux'}"))
- assert_equal("<p escaped='quo\nte'>\n</p>\n", render("%p{ :escaped => \"quo\\nte\"}"))
- assert_equal("<p escaped='quo4te'>\n</p>\n", render("%p{ :escaped => \"quo\#{2 + 2}te\"}"))
- end
-
- def test_empty_attrs
- assert_equal("<p attr=''>empty</p>\n", render("%p{ :attr => '' } empty"))
- assert_equal("<p attr=''>empty</p>\n", render("%p{ :attr => x } empty", :locals => {:x => ''}))
- end
-
- def test_nil_attrs
- assert_equal("<p>nil</p>\n", render("%p{ :attr => nil } nil"))
- assert_equal("<p>nil</p>\n", render("%p{ :attr => x } nil", :locals => {:x => nil}))
- end
- def test_nil_id_with_syntactic_id
- assert_equal("<p id='foo'>nil</p>\n", render("%p#foo{:id => nil} nil"))
- assert_equal("<p id='foo_bar'>nil</p>\n", render("%p#foo{{:id => 'bar'}, :id => nil} nil"))
- assert_equal("<p id='foo_bar'>nil</p>\n", render("%p#foo{{:id => nil}, :id => 'bar'} nil"))
- end
- def test_nil_class_with_syntactic_class
- assert_equal("<p class='foo'>nil</p>\n", render("%p.foo{:class => nil} nil"))
- assert_equal("<p class='bar foo'>nil</p>\n", render("%p.bar.foo{:class => nil} nil"))
- assert_equal("<p class='bar foo'>nil</p>\n", render("%p.foo{{:class => 'bar'}, :class => nil} nil"))
- assert_equal("<p class='bar foo'>nil</p>\n", render("%p.foo{{:class => nil}, :class => 'bar'} nil"))
- end
- def test_locals
- assert_equal("<p>Paragraph!</p>\n", render("%p= text", :locals => { :text => "Paragraph!" }))
- end
- def test_deprecated_locals_option
- Kernel.module_eval do
- def warn_with_stub(msg); end
- alias_method :warn_without_stub, :warn
- alias_method :warn, :warn_with_stub
- end
- assert_equal("<p>Paragraph!</p>\n", Haml::Engine.new("%p= text", :locals => { :text => "Paragraph!" }).render)
- Kernel.module_eval { alias_method :warn, :warn_without_stub }
- end
- def test_dynamic_attrs_shouldnt_register_as_literal_values
- assert_equal("<p a='b2c'>\n</p>\n", render('%p{:a => "b#{1 + 1}c"}'))
- assert_equal("<p a='b2c'>\n</p>\n", render("%p{:a => 'b' + (1 + 1).to_s + 'c'}"))
- end
- def test_dynamic_attrs_with_self_closed_tag
- assert_equal("<a b='2' />\nc\n", render("%a{'b' => 1 + 1}/\n= 'c'\n"))
- end
- def test_rec_merge
- hash1 = {1=>2, 3=>{5=>7, 8=>9}}
- hash2 = {4=>5, 3=>{5=>2, 16=>12}}
- hash3 = {1=>2, 4=>5, 3=>{5=>2, 8=>9, 16=>12}}
- hash1.rec_merge!(hash2)
- assert_equal(hash3, hash1)
- end
- def test_syntax_errors
- errs = [ "!!!\n a", "a\n b", "a\n:foo\nb", "/ a\n b",
- "% a", "%p a\n b", "a\n%p=\nb", "%p=\n a",
- "a\n%p~\nb", "a\n~\nb", "a\n~\n b", "%p~\n b", "%p/\n a",
- "%p\n \t%a b", "%a\n b\nc", "%a\n b\nc",
- ":notafilter\n This isn't\n a filter!",
- ".{} a", "\#{} a", ".= 'foo'", "%a/ b", "%p..class", "%p..#." ]
- errs.each do |err|
- begin
- render(err)
- rescue Exception => e
- assert(e.is_a?(Haml::Error), "#{err.dump} doesn't produce Haml::SyntaxError")
- else
- assert(false, "#{err.dump} doesn't produce an exception")
- end
- end
- end
- def test_syntax_error
- render("a\nb\n!!!\n c\nd")
- rescue Haml::SyntaxError => e
- assert_equal(e.message, "Illegal Nesting: Nesting within a header command is illegal.")
- assert_equal("(haml):3", e.backtrace[0])
- rescue Exception => e
- assert(false, '"a\nb\n!!!\n c\nd" doesn\'t produce a Haml::SyntaxError')
- else
- assert(false, '"a\nb\n!!!\n c\nd" doesn\'t produce an exception')
- end
- def test_exception
- render("%p\n hi\n %a= undefined\n= 12")
- rescue Exception => e
- assert_match("(haml):3", e.backtrace[0])
- else
- # Test failed... should have raised an exception
- assert(false)
- end
- def test_compile_error
- render("a\nb\n- fee)\nc")
- rescue Exception => e
- assert_match(/^compile error\n\(haml\):3: syntax error/i, e.message)
- else
- assert(false,
- '"a\nb\n- fee)\nc" doesn\'t produce an exception!')
- end
- def test_unbalanced_brackets
- render('== #{1 + 5} foo #{6 + 7 bar #{8 + 9}')
- rescue Haml::SyntaxError => e
- assert_equal("Unbalanced brackets.", e.message)
- end
- def test_no_bluecloth
- Kernel.module_eval do
- def gem_original_require_with_bluecloth(file)
- raise LoadError if file == 'bluecloth'
- gem_original_require_without_bluecloth(file)
- end
- alias_method :gem_original_require_without_bluecloth, :gem_original_require
- alias_method :gem_original_require, :gem_original_require_with_bluecloth
- end
- begin
- assert_equal("<h1>Foo</h1>\t<p>- a\n- b</p>\n",
- Haml::Engine.new(":markdown\n Foo\n ===\n - a\n - b").to_html)
- rescue Haml::HamlError => e
- if e.message == "Can't run Markdown filter; required 'bluecloth' or 'redcloth', but none were found"
- puts "\nCouldn't require 'bluecloth' or 'redcloth'; skipping a test."
- else
- raise e
- end
- end
- Kernel.module_eval do
- alias_method :gem_original_require, :gem_original_require_without_bluecloth
- end
- end
- def test_no_redcloth
- Kernel.module_eval do
- def gem_original_require_with_redcloth(file)
- raise LoadError if file == 'redcloth'
- gem_original_require_without_redcloth(file)
- end
- alias_method :gem_original_require_without_redcloth, :gem_original_require
- alias_method :gem_original_require, :gem_original_require_with_redcloth
- end
- begin
- Haml::Engine.new(":redcloth\n _foo_").to_html
- rescue Haml::HamlError
- else
- assert(false, "No exception raised!")
- end
- Kernel.module_eval do
- alias_method :gem_original_require, :gem_original_require_without_redcloth
- end
- end
- def test_no_redcloth_or_bluecloth
- Kernel.module_eval do
- def gem_original_require_with_redcloth_and_bluecloth(file)
- raise LoadError if file == 'redcloth' || file == 'bluecloth'
- gem_original_require_without_redcloth_and_bluecloth(file)
- end
- alias_method :gem_original_require_without_redcloth_and_bluecloth, :gem_original_require
- alias_method :gem_original_require, :gem_original_require_with_redcloth_and_bluecloth
- end
- begin
- Haml::Engine.new(":markdown\n _foo_").to_html
- rescue Haml::HamlError
- else
- assert(false, "No exception raised!")
- end
- Kernel.module_eval do
- alias_method :gem_original_require, :gem_original_require_without_redcloth_and_bluecloth
- end
- end
- def test_local_assigns_dont_modify_class
- assert_equal("bar\n", render("= foo", :locals => {:foo => 'bar'}))
- assert_equal(nil, defined?(foo))
- end
- def test_object_ref_with_nil_id
- user = Struct.new('User', :id).new
- assert_equal("<p class='struct_user' id='struct_user_new'>New User</p>\n",
- render("%p[user] New User", :locals => {:user => user}))
- end
- def test_non_literal_attributes
- assert_equal("<p a1='foo' a2='bar' a3='baz' />\n",
- render("%p{a2, a1, :a3 => 'baz'}/",
- :locals => {:a1 => {:a1 => 'foo'}, :a2 => {:a2 => 'bar'}}))
- end
- def test_render_should_accept_a_binding_as_scope
- string = "This is a string!"
- string.instance_variable_set("@var", "Instance variable")
- b = string.instance_eval do
- var = "Local variable"
- binding
- end
- assert_equal("<p>THIS IS A STRING!</p>\n<p>Instance variable</p>\n<p>Local variable</p>\n",
- render("%p= upcase\n%p= @var\n%p= var", :scope => b))
- end
- def test_yield_should_work_with_binding
- assert_equal("12\nFOO\n", render("= yield\n= upcase", :scope => "foo".instance_eval{binding}) { 12 })
- end
- def test_yield_should_work_with_def_method
- s = "foo"
- Haml::Engine.new("= yield\n= upcase").def_method(s, :render)
- assert_equal("12\nFOO\n", s.render { 12 })
- end
- def test_def_method_with_module
- Haml::Engine.new("= yield\n= upcase").def_method(String, :render_haml)
- assert_equal("12\nFOO\n", "foo".render_haml { 12 })
- end
- def test_def_method_locals
- obj = Object.new
- Haml::Engine.new("%p= foo\n.bar{:baz => baz}= boom").def_method(obj, :render, :foo, :baz, :boom)
- assert_equal("<p>1</p>\n<div baz='2' class='bar'>3</div>\n", obj.render(:foo => 1, :baz => 2, :boom => 3))
- end
- def test_render_proc_locals
- proc = Haml::Engine.new("%p= foo\n.bar{:baz => baz}= boom").render_proc(Object.new, :foo, :baz, :boom)
- assert_equal("<p>1</p>\n<div baz='2' class='bar'>3</div>\n", proc[:foo => 1, :baz => 2, :boom => 3])
- end
- def test_render_proc_with_binding
- assert_equal("FOO\n", Haml::Engine.new("= upcase").render_proc("foo".instance_eval{binding}).call)
- end
- end