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utils_spec.rb 4.5KB

    require 'spec_helper' describe Utils do describe "#unindent" do it "unindents to the level of the greatest consistant indention" do Utils.unindent(<<-MD).should == "Hello World" Hello World MD Utils.unindent(<<-MD).should == "Hello World\nThis is\nnot indented" Hello World This is not indented MD Utils.unindent(<<-MD).should == "Hello World\n This is\n indented\nthough" Hello World This is indented though MD Utils.unindent("Hello\n I am indented").should == "Hello\n I am indented" a = " Events will have the fields you specified. Your options look like:\n\n {\n \"url\": {\n \"css\": \"#comic img\",\n \"value\": \"@src\"\n },\n \"title\": {\n \"css\": \"#comic img\",\n \"value\": \"@title\"\n }\n }\"\n" Utils.unindent(a).should == "Events will have the fields you specified. Your options look like:\n\n {\n \"url\": {\n\"css\": \"#comic img\",\n\"value\": \"@src\"\n },\n \"title\": {\n\"css\": \"#comic img\",\n\"value\": \"@title\"\n }\n }\"" end end describe "#interpolate_jsonpaths" do let(:payload) { { :there => { :world => "WORLD" }, :works => "should work" } } it "interpolates jsonpath expressions between matching <>'s" do Utils.interpolate_jsonpaths("hello <$.there.world> this <escape works>", payload).should == "hello WORLD this should+work" end it "optionally supports treating values that start with '$' as raw JSONPath" do Utils.interpolate_jsonpaths("$.there.world", payload).should == "$.there.world" Utils.interpolate_jsonpaths("$.there.world", payload, :leading_dollarsign_is_jsonpath => true).should == "WORLD" end end describe "#recursively_interpolate_jsonpaths" do it "interpolates all string values in a structure" do struct = { :int => 5, :string => "this <escape $.works>", :array => ["<works>", "now", "<$.there.world>"], :deep => { :string => "hello <there.world>", :hello => :world } } data = { :there => { :world => "WORLD" }, :works => "should work" } Utils.recursively_interpolate_jsonpaths(struct, data).should == { :int => 5, :string => "this should+work", :array => ["should work", "now", "WORLD"], :deep => { :string => "hello WORLD", :hello => :world } } end end describe "#value_at" do it "returns the value at a JSON path" do Utils.value_at({ :foo => { :bar => :baz }}.to_json, "foo.bar").should == "baz" Utils.value_at({ :foo => { :bar => { :bing => 2 } }}, "foo.bar.bing").should == 2 end it "returns nil when the path cannot be followed" do Utils.value_at({ :foo => { :bar => :baz }}, "foo.bing").should be_nil end it "does not eval" do lambda { Utils.value_at({ :foo => 2 }, "foo[?(@ > 1)]") }.should raise_error(RuntimeError, /Cannot use .*? eval/) end end describe "#values_at" do it "returns arrays of matching values" do Utils.values_at({ :foo => { :bar => :baz }}, "foo.bar").should == %w[baz] Utils.values_at({ :foo => [ { :bar => :baz }, { :bar => :bing } ]}, "foo[*].bar").should == %w[baz bing] Utils.values_at({ :foo => [ { :bar => :baz }, { :bar => :bing } ]}, "foo[*].bar").should == %w[baz bing] end it "should allow escaping" do Utils.values_at({ :foo => { :bar => "escape this!?" }}, "escape $.foo.bar").should == ["escape+this%21%3F"] end end describe "#jsonify" do it "escapes </script> tags in the output JSON" do cleaned_json = Utils.jsonify(:foo => "bar", :xss => "</script><script>alert('oh no!')</script>") cleaned_json.should_not include("</script>") cleaned_json.should include('\\u003c/script\\u003e') end it "html_safes the output unless :skip_safe is passed in" do Utils.jsonify({:foo => "bar"}).should be_html_safe Utils.jsonify({:foo => "bar"}, :skip_safe => false).should be_html_safe Utils.jsonify({:foo => "bar"}, :skip_safe => true).should_not be_html_safe end end describe "#pretty_jsonify" do it "escapes </script> tags in the output JSON" do cleaned_json = Utils.pretty_jsonify(:foo => "bar", :xss => "</script><script>alert('oh no!')</script>") cleaned_json.should_not include("</script>") cleaned_json.should include("<\\/script>") end end end