// // Blackfriday Markdown Processor // Available at http://github.com/russross/blackfriday // // Copyright © 2011 Russ Ross . // Distributed under the Simplified BSD License. // See README.md for details. // // // Unit tests for inline parsing // package blackfriday import ( "testing" ) func runMarkdownInline(input string) string { extensions := 0 extensions |= EXTENSION_AUTOLINK extensions |= EXTENSION_STRIKETHROUGH htmlFlags := 0 htmlFlags |= HTML_USE_XHTML renderer := HtmlRenderer(htmlFlags, "", "") return string(Markdown([]byte(input), renderer, extensions)) } func doTestsInline(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]\n", candidate) } }() for i := 0; i+1 < len(tests); i += 2 { input := tests[i] candidate = input expected := tests[i+1] actual := runMarkdownInline(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] _ = runMarkdownInline(candidate) } } } } } func TestEmphasis(t *testing.T) { var tests = []string{ "nothing inline\n", "

nothing inline

\n", "simple *inline* test\n", "

simple inline test

\n", "*at the* beginning\n", "

at the beginning

\n", "at the *end*\n", "

at the end

\n", "*try two* in *one line*\n", "

try two in one line

\n", "over *two\nlines* test\n", "

over two\nlines test

\n", "odd *number of* markers* here\n", "

odd number of markers* here

\n", "odd *number\nof* markers* here\n", "

odd number\nof markers* here

\n", "simple _inline_ test\n", "

simple inline test

\n", "_at the_ beginning\n", "

at the beginning

\n", "at the _end_\n", "

at the end

\n", "_try two_ in _one line_\n", "

try two in one line

\n", "over _two\nlines_ test\n", "

over two\nlines test

\n", "odd _number of_ markers_ here\n", "

odd number of markers_ here

\n", "odd _number\nof_ markers_ here\n", "

odd number\nof markers_ here

\n", "mix of *markers_\n", "

mix of *markers_

\n", } doTestsInline(t, tests) } func TestStrong(t *testing.T) { var tests = []string{ "nothing inline\n", "

nothing inline

\n", "simple **inline** test\n", "

simple inline test

\n", "**at the** beginning\n", "

at the beginning

\n", "at the **end**\n", "

at the end

\n", "**try two** in **one line**\n", "

try two in one line

\n", "over **two\nlines** test\n", "

over two\nlines test

\n", "odd **number of** markers** here\n", "

odd number of markers** here

\n", "odd **number\nof** markers** here\n", "

odd number\nof markers** here

\n", "simple __inline__ test\n", "

simple inline test

\n", "__at the__ beginning\n", "

at the beginning

\n", "at the __end__\n", "

at the end

\n", "__try two__ in __one line__\n", "

try two in one line

\n", "over __two\nlines__ test\n", "

over two\nlines test

\n", "odd __number of__ markers__ here\n", "

odd number of markers__ here

\n", "odd __number\nof__ markers__ here\n", "

odd number\nof markers__ here

\n", "mix of **markers__\n", "

mix of **markers__

\n", } doTestsInline(t, tests) } func TestEmphasisMix(t *testing.T) { var tests = []string{ "***triple emphasis***\n", "

triple emphasis

\n", "***triple\nemphasis***\n", "

triple\nemphasis

\n", "___triple emphasis___\n", "

triple emphasis

\n", "***triple emphasis___\n", "

***triple emphasis___

\n", "*__triple emphasis__*\n", "

triple emphasis

\n", "__*triple emphasis*__\n", "

triple emphasis

\n", "**improper *nesting** is* bad\n", "

improper *nesting is* bad

\n", "*improper **nesting* is** bad\n", "

improper **nesting is** bad

\n", } doTestsInline(t, tests) } func TestStrikeThrough(t *testing.T) { var tests = []string{ "nothing inline\n", "

nothing inline

\n", "simple ~~inline~~ test\n", "

simple inline test

\n", "~~at the~~ beginning\n", "

at the beginning

\n", "at the ~~end~~\n", "

at the end

\n", "~~try two~~ in ~~one line~~\n", "

try two in one line

\n", "over ~~two\nlines~~ test\n", "

over two\nlines test

\n", "odd ~~number of~~ markers~~ here\n", "

odd number of markers~~ here

\n", "odd ~~number\nof~~ markers~~ here\n", "

odd number\nof markers~~ here

\n", } doTestsInline(t, tests) } func TestCodeSpan(t *testing.T) { var tests = []string{ "`source code`\n", "

source code

\n", "` source code with spaces `\n", "

source code with spaces

\n", "` source code with spaces `not here\n", "

source code with spacesnot here

\n", "a `single marker\n", "

a `single marker

\n", "a single multi-tick marker with ``` no text\n", "

a single multi-tick marker with ``` no text

\n", "markers with ` ` a space\n", "

markers with a space

\n", "`source code` and a `stray\n", "

source code and a `stray

\n", "`source *with* _awkward characters_ in it`\n", "

source *with* _awkward characters_ in it

\n", "`split over\ntwo lines`\n", "

split over\ntwo lines

\n", "```multiple ticks``` for the marker\n", "

multiple ticks for the marker

\n", "```multiple ticks `with` ticks inside```\n", "

multiple ticks `with` ticks inside

\n", } doTestsInline(t, tests) } func TestLineBreak(t *testing.T) { var tests = []string{ "this line \nhas a break\n", "

this line
\nhas a break

\n", "this line \ndoes not\n", "

this line\ndoes not

\n", "this has an \nextra space\n", "

this has an
\nextra space

\n", } doTestsInline(t, tests) } func TestInlineLink(t *testing.T) { var tests = []string{ "[foo](/bar/)\n", "

foo

\n", "[foo with a title](/bar/ \"title\")\n", "

foo with a title

\n", "[foo with a title](/bar/\t\"title\")\n", "

foo with a title

\n", "[foo with a title](/bar/ \"title\" )\n", "

foo with a title

\n", "[foo with a title](/bar/ title with no quotes)\n", "

foo with a title

\n", "[foo]()\n", "

[foo]()

\n", "![foo](/bar/)\n", "

\"foo\"\n

\n", "![foo with a title](/bar/ \"title\")\n", "

\"foo\n

\n", "![foo with a title](/bar/\t\"title\")\n", "

\"foo\n

\n", "![foo with a title](/bar/ \"title\" )\n", "

\"foo\n

\n", "![foo with a title](/bar/ title with no quotes)\n", "

\"foo\n

\n", "![foo]()\n", "

![foo]()

\n", "[a link]\t(/with_a_tab/)\n", "

a link

\n", "[a link] (/with_spaces/)\n", "

a link

\n", "[text (with) [[nested] (brackets)]](/url/)\n", "

text (with) [[nested] (brackets)]

\n", "[text (with) [broken nested] (brackets)]](/url/)\n", "

[text (with) broken nested]](/url/)

\n", "[text\nwith a newline](/link/)\n", "

text\nwith a newline

\n", "[text in brackets] [followed](/by a link/)\n", "

[text in brackets] followed

\n", "[link with\\] a closing bracket](/url/)\n", "

link with] a closing bracket

\n", "[link with\\[ an opening bracket](/url/)\n", "

link with[ an opening bracket

\n", "[link with\\) a closing paren](/url/)\n", "

link with) a closing paren

\n", "[link with\\( an opening paren](/url/)\n", "

link with( an opening paren

\n", "[link]( with whitespace)\n", "

link

\n", "[link]( with whitespace )\n", "

link

\n", "[link](url \"one quote)\n", "

link

\n", "[link](url 'one quote)\n", "

link

\n", "[link]()\n", "

link

\n", "[link & ampersand](/url/)\n", "

link & ampersand

\n", "[link & ampersand](/url/)\n", "

link & ampersand

\n", "[link](/url/&query)\n", "

link

\n", } doTestsInline(t, tests) } func TestReferenceLink(t *testing.T) { var tests = []string{ "[link][ref]\n", "

[link][ref]

\n", "[link][ref]\n [ref]: /url/ \"title\"\n", "

link

\n", "[link][ref]\n [ref]: /url/\n", "

link

\n", " [ref]: /url/\n", "", " [ref]: /url/\n[ref2]: /url/\n [ref3]: /url/\n", "", " [ref]: /url/\n[ref2]: /url/\n [ref3]: /url/\n [4spaces]: /url/\n", "
[4spaces]: /url/\n
\n", "[hmm](ref2)\n [ref]: /url/\n[ref2]: /url/\n [ref3]: /url/\n", "

hmm

\n", "[ref]\n", "

[ref]

\n", "[ref]\n [ref]: /url/ \"title\"\n", "

ref

\n", } doTestsInline(t, tests) } func TestTags(t *testing.T) { var tests = []string{ "a tag\n", "

a tag

\n", "tag\n", "

tag

\n", "mismatch\n", "

mismatch

\n", "a tag\n", "

a tag

\n", } doTestsInline(t, tests) } func TestAutoLink(t *testing.T) { var tests = []string{ "go to \n", "

go to http://foo.com/

\n", "a secure \n", "

a secure https://link.org

\n", "an email \n", "

an email some@one.com

\n", "an email \n", "

an email some@one.com

\n", "an email \n", "

an email some@one.com

\n", "an ftp \n", "

an ftp ftp://old.com

\n", "an ftp \n", "

an ftp ftp:old.com

\n", "a link with \n", "

a link with " + "http://new.com?query=foo&bar

\n", "quotes mean a tag \n", "

quotes mean a tag

\n", "quotes mean a tag \n", "

quotes mean a tag

\n", "unless escaped \n", "

unless escaped " + "http://new.com?query="foo"&bar

\n", "even a > can be escaped &etc>\n", "

even a > can be escaped " + "http://new.com?q=>&etc

\n", } doTestsInline(t, tests) }