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# frozen_string_literal: true
require "abstract_unit"
class JavaScriptHelperTest < ActionView::TestCase
tests ActionView::Helpers::JavaScriptHelper
attr_accessor :output_buffer
attr_reader :request
setup do
@old_escape_html_entities_in_json = ActiveSupport.escape_html_entities_in_json
ActiveSupport.escape_html_entities_in_json = true
@template = self
@request = Class.new do
def send_early_hints(links) end
end.new
end
def teardown
ActiveSupport.escape_html_entities_in_json = @old_escape_html_entities_in_json
end
def test_escape_javascript
assert_equal "", escape_javascript(nil)
assert_equal "123", escape_javascript(123)
assert_equal "en", escape_javascript(:en)
assert_equal "false", escape_javascript(false)
assert_equal "true", escape_javascript(true)
assert_equal %(This \\"thing\\" is really\\n netos\\'), escape_javascript(%(This "thing" is really\n netos'))
assert_equal %(backslash\\\\test), escape_javascript(%(backslash\\test))
assert_equal %(dont <\\/close> tags), escape_javascript(%(dont </close> tags))
assert_equal %(unicode 
 newline), escape_javascript(%(unicode \342\200\250 newline).dup.force_encoding(Encoding::UTF_8).encode!)
assert_equal %(unicode 
 newline), escape_javascript(%(unicode \342\200\251 newline).dup.force_encoding(Encoding::UTF_8).encode!)
assert_equal %(dont <\\/close> tags), j(%(dont </close> tags))
end
def test_escape_javascript_with_safebuffer
given = %('quoted' "double-quoted" new-line:\n </closed>)
expect = %(\\'quoted\\' \\"double-quoted\\" new-line:\\n <\\/closed>)
assert_equal expect, escape_javascript(given)
assert_equal expect, escape_javascript(ActiveSupport::SafeBuffer.new(given))
assert_instance_of String, escape_javascript(given)
assert_instance_of ActiveSupport::SafeBuffer, escape_javascript(ActiveSupport::SafeBuffer.new(given))
end
def test_javascript_tag
self.output_buffer = "foo"
assert_dom_equal "<script>\n//<![CDATA[\nalert('hello')\n//]]>\n</script>",
javascript_tag("alert('hello')")
assert_equal "foo", output_buffer, "javascript_tag without a block should not concat to output_buffer"
end
# Setting the :extname option will control what extension (if any) is appended to the url for assets
def test_javascript_include_tag
assert_dom_equal "<script src='/foo.js'></script>", javascript_include_tag("/foo")
assert_dom_equal "<script src='/foo'></script>", javascript_include_tag("/foo", extname: false)
assert_dom_equal "<script src='/foo.bar'></script>", javascript_include_tag("/foo", extname: ".bar")
end
def test_javascript_tag_with_options
assert_dom_equal "<script id=\"the_js_tag\">\n//<![CDATA[\nalert('hello')\n//]]>\n</script>",
javascript_tag("alert('hello')", id: "the_js_tag")
end
def test_javascript_cdata_section
assert_dom_equal "\n//<![CDATA[\nalert('hello')\n//]]>\n", javascript_cdata_section("alert('hello')")
end
end
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