Begin working on a ref test harness

src/reftest/rasterize.js

@@ -0,0 +1,23 @@
+// From https://code.google.com/p/phantomjs/wiki/QuickStart
+
+var page = require('webpage').create(),
+address, output, size;
+
+if (phantom.args.length < 2 || phantom.args.length > 3) {
+    console.log('Usage: rasterize.js URL filename');
+    phantom.exit();
+} else {
+    address = phantom.args[0];
+    output = phantom.args[1];
+    page.viewportSize = { width: 600, height: 600 };
+    page.open(address, function (status) {
+        if (status !== 'success') {
+            console.log('Unable to load the address!');
+        } else {
+            window.setTimeout(function () {
+                page.render(output);
+                phantom.exit();
+            }, 200);
+        }
+    });
+}

src/reftest/reftest.rs

@@ -0,0 +1,51 @@
+use std;
+
+import result::{ok, err};
+import std::test{test_opts, run_tests_console, test_desc};
+import std::getopts::{getopts, reqopt, opt_opt, fail_str};
+
+fn main(args: [str]) {
+    let config = parse_config(args);
+    let opts = test_options(config);
+    let tests = find_tests(config);
+    run_tests_console(opts, tests);
+}
+
+type Config = {
+    source_dir: str,
+    work_dir: str
+};
+
+fn parse_config(args: [str]) -> Config {
+    let args = args.tail();
+    let opts = [reqopt("source-dir"), reqopt("work-dir")];
+    let match = alt getopts(args, opts) {
+      ok(m) { m }
+      err(f) { fail fail_str(f) }
+    }
+
+    {
+        source_dir: opt_str(match, "source-dir"),
+        work_dir: opt_str(match, "work-dir"),
+        filter: if match.free.is_empty() {
+            none
+        } else {
+            some(match.head())
+        }
+    }
+}
+
+fn test_options(config: config) -> test_opts {
+    {
+        filter: none,
+        run_ignored: false,
+        logfile: none
+    }
+}
+
+fn find_tests(config: config) -> [test_desc] {
+    fail;
+}
+
+// This is the script that uses phantom.js to render pages
+fn rasterize_js() -> str { #include_str("rasterize.js") }