vendor: update all dependencies to latest versions

vendor/github.com/russross/blackfriday/markdown_test.go

@@ -0,0 +1,75 @@
+//
+// Blackfriday Markdown Processor
+// Available at http://github.com/russross/blackfriday
+//
+// Copyright © 2011 Russ Ross <russ@russross.com>.
+// Distributed under the Simplified BSD License.
+// See README.md for details.
+//
+
+//
+// Unit tests for full document parsing and rendering
+//
+
+package blackfriday
+
+import (
+	"testing"
+)
+
+func runMarkdown(input string) string {
+	return string(MarkdownCommon([]byte(input)))
+}
+
+func doTests(t *testing.T, tests []string) {
+	// catch and report panics
+	var candidate string
+	defer func() {
+		if err := recover(); err != nil {
+			t.Errorf("\npanic while processing [%#v]: %s\n", candidate, err)
+		}
+	}()
+
+	for i := 0; i+1 < len(tests); i += 2 {
+		input := tests[i]
+		candidate = input
+		expected := tests[i+1]
+		actual := runMarkdown(candidate)
+		if actual != expected {
+			t.Errorf("\nInput   [%#v]\nExpected[%#v]\nActual  [%#v]",
+				candidate, expected, actual)
+		}
+
+		// now test every substring to stress test bounds checking
+		if !testing.Short() {
+			for start := 0; start < len(input); start++ {
+				for end := start + 1; end <= len(input); end++ {
+					candidate = input[start:end]
+					_ = runMarkdown(candidate)
+				}
+			}
+		}
+	}
+}
+
+func TestDocument(t *testing.T) {
+	var tests = []string{
+		// Empty document.
+		"",
+		"",
+
+		" ",
+		"",
+
+		// This shouldn't panic.
+		// https://github.com/russross/blackfriday/issues/172
+		"[]:<",
+		"<p>[]:&lt;</p>\n",
+
+		// This shouldn't panic.
+		// https://github.com/russross/blackfriday/issues/173
+		"   [",
+		"<p>[</p>\n",
+	}
+	doTests(t, tests)
+}