rename modules

1 files changed, 103 insertions, 0 deletions

diff --git a/test/gleeunit.mjs b/test/gleeunit.mjs
new file mode 100755
index 0000000..e497629
--- /dev/null
+++ b/test/gleeunit.mjs
@@ -0,0 +1,103 @@
+// This file is a verbatim copy of gleeunit 0.10.0's <https://github.com/lpil/gleeunit/blob/main/src/gleeunit_ffi.mjs>
+
+async function* gleamFiles(directory) {
+  for (let entry of await read_dir(directory)) {
+    let path = join_path(directory, entry);
+    if (path.endsWith(".gleam")) {
+      yield path;
+    } else {
+      try {
+        yield* gleamFiles(path);
+      } catch (error) {
+        // Could not read directory, assume it's a file
+      }
+    }
+  }
+}
+
+async function readRootPackageName() {
+  let toml = await read_file("gleam.toml", "utf-8");
+  for (let line of toml.split("\n")) {
+    let matches = line.match(/\s*name\s*=\s*"([a-z][a-z0-9_]*)"/); // Match regexp in compiler-cli/src/new.rs in validate_name()
+    if (matches) return matches[1];
+  }
+  throw new Error("Could not determine package name from gleam.toml");
+}
+
+export async function main() {
+  let passes = 0;
+  let failures = 0;
+
+  let packageName = await readRootPackageName();
+  let dist = `../${packageName}/`;
+
+  for await (let path of await gleamFiles("test")) {
+    let js_path = path.slice("test/".length).replace(".gleam", ".mjs");
+    let module = await import(join_path(dist, js_path));
+    for (let fnName of Object.keys(module)) {
+      if (!fnName.endsWith("_test")) continue;
+      try {
+        await module[fnName]();
+        write(`\u001b[32m.\u001b[0m`);
+        passes++;
+      } catch (error) {
+        let moduleName = "\n" + js_path.slice(0, -4);
+        let line = error.line ? `:${error.line}` : "";
+        write(`\n❌ ${moduleName}.${fnName}${line}: ${error}\n`);
+        failures++;
+      }
+    }
+  }
+
+  console.log(`
+${passes + failures} tests, ${failures} failures`);
+  exit(failures ? 1 : 0);
+}
+
+export function crash(message) {
+  throw new Error(message);
+}
+
+function write(message) {
+  if (globalThis.Deno) {
+    Deno.stdout.writeSync(new TextEncoder().encode(message));
+  } else {
+    process.stdout.write(message);
+  }
+}
+
+function exit(code) {
+  if (globalThis.Deno) {
+    Deno.exit(code);
+  } else {
+    process.exit(code);
+  }
+}
+
+async function read_dir(path) {
+  if (globalThis.Deno) {
+    let items = [];
+    for await (let item of Deno.readDir(path, { withFileTypes: true })) {
+      items.push(item.name);
+    }
+    return items;
+  } else {
+    let { readdir } = await import("fs/promises");
+    return readdir(path);
+  }
+}
+
+function join_path(a, b) {
+  if (a.endsWith("/")) return a + b;
+  return a + "/" + b;
+}
+
+async function read_file(path) {
+  if (globalThis.Deno) {
+    return Deno.readTextFile(path);
+  } else {
+    let { readFile } = await import("fs/promises");
+    let contents = await readFile(path);
+    return contents.toString();
+  }
+}