cryogen-core/test/cryogen_core/toc_test.clj
Aleksander Madland Stapnes 1cfb2b17df Remove crouton dep because enlive does the same thing
Almost the same thing; it doesn't insert missing html, head and body
tags, but in this case we only care about the stuff in the body.
2017-01-16 18:16:11 -03:00

103 lines
4.2 KiB
Clojure

(ns cryogen-core.toc-test
(:require [clojure.test :refer :all]
[clojure.string :as s]
[net.cgrand.enlive-html :as enlive]
[hiccup.core :as hiccup]
[cryogen-core.toc :refer :all]))
; Reimport private functions
(def get-headings #'cryogen-core.toc/get-headings)
(def make-toc-entry #'cryogen-core.toc/make-toc-entry)
(def build-toc-tree #'cryogen-core.toc/build-toc-tree)
(def build-toc #'cryogen-core.toc/build-toc)
(defn parse-to-headings
[hiccup-seq]
(-> hiccup-seq hiccup/html enlive/html-snippet get-headings))
; Test that the get-headings function properly filters non-headers
(deftest test-get-headings
(let [noisy-headers [:div [:h1 "First H1"]
[:p "Ignore..."]
[:h2 "First H2"]]]
(is (= (parse-to-headings noisy-headers)
[{:tag :h1 :attrs nil :content ["First H1"]}
{:tag :h2 :attrs nil :content ["First H2"]}]))))
; Test that the make-toc-entry ignores invalid input
(deftest test-make-toc-entry
(is (nil?
(make-toc-entry nil "Text")))
(is (nil?
(make-toc-entry "anchor" nil)))
(is (= [:li [:a {:href "#anchor"} "Text"]]
(make-toc-entry "anchor" "Text"))))
; Test that the built table of contents always treats later
; headers as being at the same level as earlier headers, even
; if the later headers are strictly greater in value.
; E.G.
; * h2
; * h3
; * h1
(deftest test-build-toc
(let [simplest-header [:div [:h2 [:a {:name "test"}] "Test"]]
no-headers [:div [:p "This is not a header"]]
closing-header-larger-than-opening-1
[:div [:h2 [:a {:name "starting_low"}]
"Starting Low"]
[:h1 [:a {:name "finishing_high"}]
"Finishing High"]]
closing-header-larger-than-opening-2
[:div [:h2 [:a {:name "starting_low"}]
"Starting Low"]
[:h4 [:a {:name "jumping_in"}]
"Jumping Right In"]
[:h3 [:a {:name "pulling_back"}]
"But then pull back"]
[:h2 [:a {:name "to_the_top"}]
"To the top"]]]
(is (= [:ol.content (seq [[:li [:a {:href "#test"} "Test"]]])]
(-> simplest-header
(parse-to-headings)
(build-toc-tree)
(build-toc :ol))))
(is (-> no-headers
(parse-to-headings)
(build-toc-tree)
(build-toc :ol)
(nil?)))
(is (= [:ol.content (seq [[:li [:a {:href "#starting_low"} "Starting Low"]]
[:li [:a {:href "#finishing_high"} "Finishing High"]]])]
(-> closing-header-larger-than-opening-1
(parse-to-headings)
(build-toc-tree)
(build-toc :ol)))
"No outer header should be less indented than the first header tag.")
(is (= [:ul.content
(seq [(seq [[:li [:a {:href "#starting_low"} "Starting Low"]]
[:ul
(seq [[:li [:a {:href "#jumping_in"} "Jumping Right In"]]
[:li [:a {:href "#pulling_back"} "But then pull back"]]])]])
[:li [:a {:href "#to_the_top"} "To the top"]]])]
(-> closing-header-larger-than-opening-2
(parse-to-headings)
(build-toc-tree)
(build-toc :ul)))
(s/join "" ["Inner headers can be more indented, "
"but outer headers cannot be less indented "
"than the original header."]))))
(deftest test-generate-toc
(let [htmlString "<div><h2><a name=\"test\"></a>Test</h2></div>"]
(is (= "<ol class=\"content\"><li><a href=\"#test\">Test</a></li></ol>"
(generate-toc htmlString)))
(is (= "<ol class=\"content\"><li><a href=\"#test\">Test</a></li></ol>"
(generate-toc htmlString :list-type true)))
(is (= "<ol class=\"content\"><li><a href=\"#test\">Test</a></li></ol>"
(generate-toc htmlString :list-type :ol)))
(is (= "<ul class=\"content\"><li><a href=\"#test\">Test</a></li></ul>"
(generate-toc htmlString :list-type :ul)))))