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-rw-r--r--tests/misc_tabs.rs305
1 files changed, 305 insertions, 0 deletions
diff --git a/tests/misc_tabs.rs b/tests/misc_tabs.rs
new file mode 100644
index 0000000..bdd88cf
--- /dev/null
+++ b/tests/misc_tabs.rs
@@ -0,0 +1,305 @@
+extern crate micromark;
+use micromark::{micromark, micromark_with_options, CompileOptions};
+
+const DANGER: &CompileOptions = &CompileOptions {
+ allow_dangerous_html: true,
+ allow_dangerous_protocol: true,
+};
+
+#[test]
+fn tabs_flow() {
+ assert_eq!(
+ micromark(" x"),
+ "<pre><code>x\n</code></pre>",
+ "should support a 4*SP to start code"
+ );
+
+ assert_eq!(
+ micromark("\tx"),
+ "<pre><code>x\n</code></pre>",
+ "should support a HT to start code"
+ );
+
+ assert_eq!(
+ micromark(" \tx"),
+ "<pre><code>x\n</code></pre>",
+ "should support a SP + HT to start code"
+ );
+
+ assert_eq!(
+ micromark(" \tx"),
+ "<pre><code>x\n</code></pre>",
+ "should support a 2*SP + HT to start code"
+ );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \tx"),
+ // "<pre><code>x\n</code></pre>",
+ // "should support a 3*SP + HT to start code"
+ // );
+
+ assert_eq!(
+ micromark(" \tx"),
+ "<pre><code>\tx\n</code></pre>",
+ "should support a 4*SP to start code, and leave the next HT as code data"
+ );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t# x"),
+ // "<pre><code># x\n</code></pre>",
+ // "should not support a 3*SP + HT to start an ATX heading"
+ // );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t> x"),
+ // "<pre><code>&gt; x\n</code></pre>",
+ // "should not support a 3*SP + HT to start a block quote"
+ // );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t- x"),
+ // "<pre><code>- x\n</code></pre>",
+ // "should not support a 3*SP + HT to start a list item"
+ // );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t---"),
+ // "<pre><code>---\n</code></pre>",
+ // "should not support a 3*SP + HT to start a thematic break"
+ // );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t---"),
+ // "<pre><code>---\n</code></pre>",
+ // "should not support a 3*SP + HT to start a thematic break"
+ // );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t```"),
+ // "<pre><code>```\n</code></pre>",
+ // "should not support a 3*SP + HT to start a fenced code"
+ // );
+
+ // To do: bug with tabs/vs.
+ // assert_eq!(
+ // micromark(" \t<div>"),
+ // "<pre><code>&lt;div&gt;\n</code></pre>",
+ // "should not support a 3*SP + HT to start HTML"
+ // );
+
+ assert_eq!(
+ micromark("#\tx\t#\t"),
+ "<h1>x</h1>",
+ "should support tabs around ATX heading sequences"
+ );
+
+ assert_eq!(
+ micromark("#\t\tx\t\t#\t\t"),
+ "<h1>x</h1>",
+ "should support arbitrary tabs around ATX heading sequences"
+ );
+
+ assert_eq!(
+ micromark("```\tx\ty\t\n```\t"),
+ "<pre><code class=\"language-x\"></code></pre>",
+ "should support tabs around fenced code fences, info, and meta"
+ );
+
+ assert_eq!(
+ micromark("```\t\tx\t\ty\t\t\n```\t\t"),
+ "<pre><code class=\"language-x\"></code></pre>",
+ "should support arbitrary tabs around fenced code fences, info, and meta"
+ );
+
+ assert_eq!(
+ micromark("```x\n\t```"),
+ "<pre><code class=\"language-x\">\t```\n</code></pre>\n",
+ "should not support tabs before fenced code closing fences"
+ );
+
+ assert_eq!(
+ micromark_with_options("<x\ty\tz\t=\t\"\tx\t\">", DANGER),
+ "<x\ty\tz\t=\t\"\tx\t\">",
+ "should support tabs in HTML (if whitespace is allowed)"
+ );
+
+ assert_eq!(
+ micromark("*\t*\t*\t"),
+ "<hr />",
+ "should support tabs in thematic breaks"
+ );
+
+ assert_eq!(
+ micromark("*\t\t*\t\t*\t\t"),
+ "<hr />",
+ "should support arbitrary tabs in thematic breaks"
+ );
+}
+
+#[test]
+fn tabs_text() {
+ assert_eq!(
+ micromark("<http:\t>"),
+ "<p>&lt;http:\t&gt;</p>",
+ "should not support a tab to start an autolink w/ protocol’s rest"
+ );
+
+ assert_eq!(
+ micromark("<http:x\t>"),
+ "<p>&lt;http:x\t&gt;</p>",
+ "should not support a tab in an autolink w/ protocol’s rest"
+ );
+
+ assert_eq!(
+ micromark("<example\t@x.com>"),
+ "<p>&lt;example\t@x.com&gt;</p>",
+ "should not support a tab in an email autolink’s local part"
+ );
+
+ assert_eq!(
+ micromark("<example@x\ty.com>"),
+ "<p>&lt;example@x\ty.com&gt;</p>",
+ "should not support a tab in an email autolink’s label"
+ );
+
+ assert_eq!(
+ micromark("\\\tx"),
+ "<p>\\\tx</p>",
+ "should not support character escaped tab"
+ );
+
+ assert_eq!(
+ micromark("&#9;"),
+ "<p>\t</p>",
+ "should support character reference resolving to a tab"
+ );
+
+ // To do: code (text).
+ // assert_eq!(
+ // micromark("`\tx`"),
+ // "<p><code>\tx</code></p>",
+ // "should support a tab starting code"
+ // );
+
+ // To do: code (text).
+ // assert_eq!(
+ // micromark("`x\t`"),
+ // "<p><code>x\t</code></p>",
+ // "should support a tab ending code"
+ // );
+
+ // To do: code (text).
+ // assert_eq!(
+ // micromark("`\tx\t`"),
+ // "<p><code>\tx\t</code></p>",
+ // "should support tabs around code"
+ // );
+
+ // To do: code (text).
+ // assert_eq!(
+ // micromark("`\tx `"),
+ // "<p><code>\tx </code></p>",
+ // "should support a tab starting, and a space ending, code"
+ // );
+
+ // To do: code (text).
+ // assert_eq!(
+ // micromark("` x\t`"),
+ // "<p><code> x\t</code></p>",
+ // "should support a space starting, and a tab ending, code"
+ // );
+
+ // To do: trim trailing whitespace.
+ // // Note: CM does not strip it in this case.
+ // // However, that should be a bug there: makes more sense to remove it like
+ // // trailing spaces.
+ // assert_eq!(
+ // micromark("x\t\ny"),
+ // "<p>x\ny</p>",
+ // "should support a trailing tab at a line ending in a paragraph"
+ // );
+
+ // To do: trim trailing whitespace.
+ // assert_eq!(
+ // micromark("x\n\ty"),
+ // "<p>x\ny</p>",
+ // "should support an initial tab after a line ending in a paragraph"
+ // );
+
+ // To do: link (reference).
+ // assert_eq!(
+ // micromark("x[\ty](z)"),
+ // "<p>x<a href=\"z\">\ty</a></p>",
+ // "should support an initial tab in a link label"
+ // );
+
+ // To do: link (reference).
+ // assert_eq!(
+ // micromark("x[y\t](z)"),
+ // "<p>x<a href=\"z\">y\t</a></p>",
+ // "should support a final tab in a link label"
+ // );
+
+ // To do: link (reference).
+ // assert_eq!(
+ // micromark("[x\ty](z)"),
+ // "<p><a href=\"z\">x\ty</a></p>",
+ // "should support a tab in a link label"
+ // );
+
+ // To do: link (resource).
+ // Note: CM.js bug, see: <https://github.com/commonmark/commonmark.js/issues/191>
+ // assert_eq!(
+ // micromark("[x](\ty)"),
+ // "<p><a href=\"y\">x</a></p>",
+ // "should support a tab starting a link resource"
+ // );
+
+ // To do: link (resource).
+ // assert_eq!(
+ // micromark("[x](y\t)"),
+ // "<p><a href=\"y\">x</a></p>",
+ // "should support a tab ending a link resource"
+ // );
+
+ // To do: link (resource).
+ // assert_eq!(
+ // micromark("[x](y\t\"z\")"),
+ // "<p><a href=\"y\" title=\"z\">x</a></p>",
+ // "should support a tab between a link destination and title"
+ // );
+}
+
+#[test]
+fn tabs_virtual_spaces() {
+ assert_eq!(
+ micromark("```\n\tx"),
+ "<pre><code>\tx\n</code></pre>\n",
+ "should support a tab in fenced code"
+ );
+
+ assert_eq!(
+ micromark(" ```\n\tx"),
+ "<pre><code> x\n</code></pre>\n",
+ "should strip 1 space from an initial tab in fenced code if the opening fence is indented as such"
+ );
+
+ assert_eq!(
+ micromark(" ```\n\tx"),
+ "<pre><code> x\n</code></pre>\n",
+ "should strip 2 spaces from an initial tab in fenced code if the opening fence is indented as such"
+ );
+
+ assert_eq!(
+ micromark(" ```\n\tx"),
+ "<pre><code> x\n</code></pre>\n",
+ "should strip 3 spaces from an initial tab in fenced code if the opening fence is indented as such"
+ );
+}
generated by cgit (git 2.34.1) at 2024-11-23 05:24:54 +0000