Add tests for embedded shortcodes

Fixes #1956
Closes #2204

hugolib/embedded_shortcodes_test.go

@@ -0,0 +1,308 @@
+// Copyright 2016 The Hugo Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package hugolib
+
+import (
+	"fmt"
+	"html/template"
+	"net/url"
+	"os"
+	"regexp"
+	"testing"
+
+	"github.com/spf13/hugo/helpers"
+	"github.com/spf13/hugo/tpl"
+	"github.com/spf13/viper"
+)
+
+const (
+	baseURL = "http://foo/bar"
+)
+
+func TestShortcodeCrossrefs(t *testing.T) {
+	for _, relative := range []bool{true, false} {
+		doTestShortcodeCrossrefs(t, relative)
+	}
+}
+
+func doTestShortcodeCrossrefs(t *testing.T, relative bool) {
+	var refShortcode string
+	var expectedBase string
+
+	if relative {
+		refShortcode = "relref"
+		expectedBase = "/bar"
+	} else {
+		refShortcode = "ref"
+		expectedBase = baseURL
+	}
+
+	path := "blog/post.md"
+	in := fmt.Sprintf(`{{< %s "%s" >}}`, refShortcode, path)
+	expected := fmt.Sprintf(`%s/simple/url/`, expectedBase)
+
+	templ := tpl.New()
+	p, _ := pageFromString(simplePageWithURL, path)
+	p.Node.Site = &SiteInfo{
+		Pages:   &(Pages{p}),
+		BaseURL: template.URL(helpers.SanitizeURLKeepTrailingSlash(baseURL)),
+	}
+
+	output, err := HandleShortcodes(in, p, templ)
+
+	if err != nil {
+		t.Fatal("Handle shortcode error", err)
+	}
+
+	if output != expected {
+		t.Errorf("Got\n%q\nExpected\n%q", output, expected)
+	}
+}
+
+func TestShortcodeHighlight(t *testing.T) {
+	viper.Reset()
+	defer viper.Reset()
+
+	if !helpers.HasPygments() {
+		t.Skip("Skip test as Pygments is not installed")
+	}
+	viper.Set("PygmentsStyle", "bw")
+	viper.Set("PygmentsUseClasses", false)
+
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{`
+{{< highlight java >}}
+void do();
+{{< /highlight >}}`,
+			"(?s)^\n<div class=\"highlight\" style=\"background: #ffffff\"><pre style=\"line-height: 125%\">.*?void</span> do().*?</pre></div>\n$",
+		},
+		{`
+{{< highlight java "style=friendly" >}}
+void do();
+{{< /highlight >}}`,
+			"(?s)^\n<div class=\"highlight\" style=\"background: #f0f0f0\"><pre style=\"line-height: 125%\">.*?void</span>.*?do</span>.*?().*?</pre></div>\n$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		if err != nil {
+			t.Fatalf("[%d] Handle shortcode error", i)
+		}
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}
+
+func TestShortcodeFigure(t *testing.T) {
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{
+			`{{< figure src="/img/hugo-logo.png" >}}`,
+			"(?s)^\n<figure >.*?<img src=\"/img/hugo-logo.png\" />.*?</figure>\n$",
+		},
+		{
+			// set alt
+			`{{< figure src="/img/hugo-logo.png" alt="Hugo logo" >}}`,
+			"(?s)^\n<figure >.*?<img src=\"/img/hugo-logo.png\" alt=\"Hugo logo\" />.*?</figure>\n$",
+		},
+		// set title
+		{
+			`{{< figure src="/img/hugo-logo.png" title="Hugo logo" >}}`,
+			"(?s)^\n<figure >.*?<img src=\"/img/hugo-logo.png\" />.*?<figcaption>.*?<h4>Hugo logo</h4>.*?</figcaption>.*?</figure>\n$",
+		},
+		// set attr and attrlink
+		{
+			`{{< figure src="/img/hugo-logo.png" attr="Hugo logo" attrlink="/img/hugo-logo.png" >}}`,
+			"(?s)^\n<figure >.*?<img src=\"/img/hugo-logo.png\" />.*?<figcaption>.*?<p>.*?<a href=\"/img/hugo-logo.png\">.*?Hugo logo.*?</a>.*?</p>.*?</figcaption>.*?</figure>\n$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}
+
+func TestShortcodeSpeakerdeck(t *testing.T) {
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{
+			`{{< speakerdeck 4e8126e72d853c0060001f97 >}}`,
+			"(?s)^<script async class='speakerdeck-embed' data-id='4e8126e72d853c0060001f97'.*?>.*?</script>$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}
+
+func TestShortcodeYoutube(t *testing.T) {
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{
+			`{{< youtube w7Ft2ymGmfc >}}`,
+			"(?s)^\n<div style=\".*?\">.*?<iframe src=\"//www.youtube.com/embed/w7Ft2ymGmfc\" style=\".*?\" allowfullscreen frameborder=\"0\">.*?</iframe>.*?</div>\n$",
+		},
+		// set class
+		{
+			`{{< youtube w7Ft2ymGmfc video>}}`,
+			"(?s)^\n<div class=\"video\">.*?<iframe src=\"//www.youtube.com/embed/w7Ft2ymGmfc\" allowfullscreen frameborder=\"0\">.*?</iframe>.*?</div>\n$",
+		},
+		// set class and autoplay (using named params)
+		{
+			`{{< youtube id="w7Ft2ymGmfc" class="video" autoplay="true" >}}`,
+			"(?s)^\n<div class=\"video\">.*?<iframe src=\"//www.youtube.com/embed/w7Ft2ymGmfc\\?autoplay=1\".*?allowfullscreen frameborder=\"0\">.*?</iframe>.*?</div>$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}
+
+func TestShortcodeVimeo(t *testing.T) {
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{
+			`{{< vimeo 146022717 >}}`,
+			"(?s)^\n<div style=\".*?\">.*?<iframe src=\"//player.vimeo.com/video/146022717\" style=\".*?\" webkitallowfullscreen mozallowfullscreen allowfullscreen>.*?</iframe>.*?</div>\n$",
+		},
+		// set class
+		{
+			`{{< vimeo 146022717 video >}}`,
+			"(?s)^\n<div class=\"video\">.*?<iframe src=\"//player.vimeo.com/video/146022717\" webkitallowfullscreen mozallowfullscreen allowfullscreen>.*?</iframe>.*?</div>\n$",
+		},
+		// set class (using named params)
+		{
+			`{{< vimeo id="146022717" class="video" >}}`,
+			"(?s)^<div class=\"video\">.*?<iframe src=\"//player.vimeo.com/video/146022717\" webkitallowfullscreen mozallowfullscreen allowfullscreen>.*?</iframe>.*?</div>$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}
+
+func TestShortcodeGist(t *testing.T) {
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{
+			`{{< gist spf13 7896402 >}}`,
+			"(?s)^<script src=\"//gist.github.com/spf13/7896402.js\"></script>$",
+		},
+		{
+			`{{< gist spf13 7896402 "img.html" >}}`,
+			"(?s)^<script src=\"//gist.github.com/spf13/7896402.js\\?file=img.html\"></script>$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}
+
+func TestShortcodeTweet(t *testing.T) {
+	for i, this := range []struct {
+		in, expected string
+	}{
+		{
+			`{{< tweet 666616452582129664 >}}`,
+			"(?s)^<blockquote class=\"twitter-tweet\"><p lang=\"en\" dir=\"ltr\">Hugo 0.15 will have 30%\\+ faster render times thanks to this commit <a href=\"https://t.co/FfzhM8bNhT\">https://t.co/FfzhM8bNhT</a>  <a href=\"https://twitter.com/hashtag/gohugo\\?src=hash\">#gohugo</a> <a href=\"https://twitter.com/hashtag/golang\\?src=hash\">#golang</a> <a href=\"https://t.co/ITbMNU2BUf\">https://t.co/ITbMNU2BUf</a></p>&mdash; Steve Francia \\(@spf13\\) <a href=\"https://twitter.com/spf13/status/666616452582129664\">November 17, 2015</a></blockquote>.*?<script async src=\"//platform.twitter.com/widgets.js\" charset=\"utf-8\"></script>$",
+		},
+	} {
+		templ := tpl.New()
+		p, _ := pageFromString(simplePage, "simple.md")
+		cacheFileID := viper.GetString("CacheDir") + url.QueryEscape("https://api.twitter.com/1/statuses/oembed.json?id=666616452582129664")
+		defer os.Remove(cacheFileID)
+		output, err := HandleShortcodes(this.in, p, templ)
+
+		matched, err := regexp.MatchString(this.expected, output)
+
+		if err != nil {
+			t.Fatalf("[%d] Regexp error", i)
+		}
+
+		if !matched {
+			t.Errorf("[%d] Hightlight mismatch, got %s\n", i, output)
+		}
+	}
+}