1 files changed, 93 insertions, 0 deletions
diff --git a/users/sterni/nix/html/tests/default.nix b/users/sterni/nix/html/tests/default.nix
new file mode 100644
index 000000000000..0d80f2f1cd70
--- /dev/null
+++ b/users/sterni/nix/html/tests/default.nix
@@ -0,0 +1,93 @@
+{ depot, pkgs, ... }:
+
+let
+  inherit (depot.users.sterni.nix.html)
+    __findFile
+    esc
+    withDoctype
+    ;
+
+  exampleDocument = withDoctype (<html> { lang = "en"; } [
+    (<head> { } [
+      (<meta> { charset = "utf-8"; } null)
+      (<title> { } "html.nix example document")
+      (<link>
+        {
+          rel = "license";
+          href = "https://code.tvl.fyi/about/LICENSE";
+          type = "text/html";
+        }
+        null)
+      (<style> { } (esc ''
+        hgroup h2 {
+          font-weight: normal;
+        }
+
+        dd {
+          margin: 0;
+        }
+      ''))
+    ])
+    (<body> { } [
+      (<main> { } [
+        (<hgroup> { } [
+          (<h1> { } (esc "html.nix"))
+          (<h2> { } [
+            (<em> { } "the")
+            (esc " most cursed HTML DSL ever!")
+          ])
+        ])
+        (<dl> { } [
+          (<dt> { } [
+            (esc "Q: Wait, it's all ")
+            (<a>
+              {
+                href = "https://cl.tvl.fyi/q/hashtag:cursed";
+              }
+              (esc "cursed"))
+            (esc " nix hacks?")
+          ])
+          (<dd> { } (esc "A: Always has been. 🔫"))
+          (<dt> { } (esc "Q: Why does this work?"))
+          (<dd> { } [
+            (esc "Because nix ")
+            (<a>
+              {
+                href = "https://github.com/NixOS/nix/blob/293220bed5a75efc963e33c183787e87e55e28d9/src/libexpr/parser.y#L410-L416";
+              }
+              (esc "translates "))
+            (<a>
+              {
+                href = "https://github.com/NixOS/nix/blob/293220bed5a75efc963e33c183787e87e55e28d9/src/libexpr/lexer.l#L100";
+              }
+              (esc "SPATH tokens"))
+            (esc " like ")
+            (<code> { } (esc "<nixpkgs>"))
+            (esc " into calls to ")
+            (<code> { } (esc "__findFile"))
+            (esc " in the ")
+            (<em> { } (esc "current"))
+            (esc " scope.")
+          ])
+        ])
+      ])
+    ])
+  ]);
+in
+
+pkgs.runCommandNoCC "html.nix.html"
+{
+  passAsFile = [ "exampleDocument" ];
+  inherit exampleDocument;
+  nativeBuildInputs = [ pkgs.html5validator ];
+} ''
+  set -x
+  test "${esc "<> && \" \'"}" = "&lt;&gt; &amp;&amp; &quot; &#039;"
+
+  # slow as hell unfortunately
+  html5validator "$exampleDocumentPath"
+
+  mv "$exampleDocumentPath" "$out"
+
+  set +x
+''