mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
225 lines
6.8 KiB
Ruby
225 lines
6.8 KiB
Ruby
require "abstract_unit"
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require "logger"
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class TestERBTemplate < ActiveSupport::TestCase
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ERBHandler = ActionView::Template::Handlers::ERB.new
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class LookupContext
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def disable_cache
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yield
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end
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end
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class Context
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attr_accessor :_template
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def initialize
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@output_buffer = "original"
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@_virtual_path = nil
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end
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def hello
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"Hello"
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end
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def partial
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ActionView::Template.new(
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"<%= @_template.virtual_path %>",
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"partial",
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ERBHandler,
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:virtual_path => "partial"
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)
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end
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def lookup_context
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@lookup_context ||= LookupContext.new
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end
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def logger
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Logger.new(STDERR)
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end
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def my_buffer
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@output_buffer
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end
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end
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def new_template(body = "<%= hello %>", details = {})
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ActionView::Template.new(body, "hello template", ERBHandler, {:virtual_path => "hello"}.merge!(details))
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end
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def render(locals = {})
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@template.render(@context, locals)
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end
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def setup
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@context = Context.new
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end
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def test_basic_template
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@template = new_template
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assert_equal "Hello", render
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end
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def test_template_loses_its_source_after_rendering
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@template = new_template
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render
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assert_nil @template.source
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end
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def test_template_does_not_lose_its_source_after_rendering_if_it_does_not_have_a_virtual_path
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@template = new_template("Hello", :virtual_path => nil)
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render
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assert_equal "Hello", @template.source
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end
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def test_locals
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@template = new_template("<%= my_local %>")
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@template.locals = [:my_local]
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assert_equal "I'm a local", render(:my_local => "I'm a local")
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end
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def test_restores_buffer
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@template = new_template
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assert_equal "Hello", render
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assert_equal "original", @context.my_buffer
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end
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def test_virtual_path
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@template = new_template("<%= @_template.virtual_path %>" \
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"<%= partial.render(self, {}) %>" \
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"<%= @_template.virtual_path %>")
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assert_equal "hellopartialhello", render
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end
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def test_refresh_with_templates
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@template = new_template("Hello", :virtual_path => "test/foo")
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@template.locals = [:key]
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@context.lookup_context.expects(:find_template).with("foo", "test", false, [:key]).returns("template")
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assert_equal "template", @template.refresh(@context)
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end
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def test_refresh_with_partials
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@template = new_template("Hello", :virtual_path => "test/_foo")
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@template.locals = [:key]
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@context.lookup_context.expects(:find_template).with("foo", "test", true, [:key]).returns("partial")
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assert_equal "partial", @template.refresh(@context)
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end
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def test_refresh_raises_an_error_without_virtual_path
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@template = new_template("Hello", :virtual_path => nil)
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assert_raise RuntimeError do
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@template.refresh(@context)
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end
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end
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def test_template_expire_sets_the_timestamp_to_1970
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@template = new_template("Hello", :updated_at => Time.utc(2010))
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assert_equal Time.utc(2010), @template.updated_at
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@template.expire!
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assert_equal Time.utc(1970), @template.updated_at
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end
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def test_template_rerender_renders_a_template_like_self
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@template = new_template("Hello", :virtual_path => "test/foo_bar")
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@context.expects(:render).with(:template => "test/foo_bar").returns("template")
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assert_equal "template", @template.rerender(@context)
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end
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def test_template_rerender_renders_a_root_template_like_self
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@template = new_template("Hello", :virtual_path => "foo_bar")
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@context.expects(:render).with(:template => "foo_bar").returns("template")
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assert_equal "template", @template.rerender(@context)
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end
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def test_template_rerender_renders_a_partial_like_self
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@template = new_template("Hello", :virtual_path => "test/_foo_bar")
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@context.expects(:render).with(:partial => "test/foo_bar").returns("partial")
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assert_equal "partial", @template.rerender(@context)
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end
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def test_template_rerender_renders_a_root_partial_like_self
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@template = new_template("Hello", :virtual_path => "_foo_bar")
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@context.expects(:render).with(:partial => "foo_bar").returns("partial")
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assert_equal "partial", @template.rerender(@context)
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end
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def test_rerender_raises_an_error_without_virtual_path
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@template = new_template("Hello", :virtual_path => nil)
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assert_raise RuntimeError do
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@template.rerender(@context)
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end
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end
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def test_inline_template_is_only_equal_if_source_match
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inline1 = ActionView::Template::Inline.new("sample", ERBHandler)
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inline2 = ActionView::Template::Inline.new("sample", ERBHandler)
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inline3 = ActionView::Template::Inline.new("other", ERBHandler)
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assert inline1.eql?(inline2)
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assert !inline1.eql?(inline3)
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end
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if "ruby".encoding_aware?
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def test_resulting_string_is_utf8
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@template = new_template
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assert_equal Encoding::UTF_8, render.encoding
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end
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def test_no_magic_comment_word_with_utf_8
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@template = new_template("hello \u{fc}mlat")
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assert_equal Encoding::UTF_8, render.encoding
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assert_equal "hello \u{fc}mlat", render
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end
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# This test ensures that if the default_external
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# is set to something other than UTF-8, we don't
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# get any errors and get back a UTF-8 String.
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def test_default_external_works
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with_external_encoding "ISO-8859-1" do
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@template = new_template("hello \xFCmlat")
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assert_equal Encoding::UTF_8, render.encoding
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assert_equal "hello \u{fc}mlat", render
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end
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end
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def test_encoding_can_be_specified_with_magic_comment
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@template = new_template("# encoding: ISO-8859-1\nhello \xFCmlat")
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assert_equal Encoding::UTF_8, render.encoding
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assert_equal "\nhello \u{fc}mlat", render
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end
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# TODO: This is currently handled inside ERB. The case of explicitly
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# lying about encodings via the normal Rails API should be handled
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# inside Rails.
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def test_lying_with_magic_comment
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assert_raises(ActionView::Template::Error) do
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@template = new_template("# encoding: UTF-8\nhello \xFCmlat", :virtual_path => nil)
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render
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end
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end
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def test_encoding_can_be_specified_with_magic_comment_in_erb
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with_external_encoding Encoding::UTF_8 do
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@template = new_template("<%# encoding: ISO-8859-1 %>hello \xFCmlat", :virtual_path => nil)
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result = render
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assert_equal Encoding::UTF_8, render.encoding
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assert_equal "hello \u{fc}mlat", render
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end
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end
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def test_error_when_template_isnt_valid_utf8
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assert_raises(ActionView::Template::Error, /\xFC/) do
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@template = new_template("hello \xFCmlat", :virtual_path => nil)
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render
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end
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end
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def with_external_encoding(encoding)
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old = Encoding.default_external
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silence_warnings { Encoding.default_external = encoding }
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yield
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ensure
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silence_warnings { Encoding.default_external = old }
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end
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end
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end
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