log object string correctly (#1674)

use `Symbol.toStringTag` of the object or that of its `.prototype`

fixes #1584

1 files changed, 65 insertions, 0 deletions

diff --git a/test/bun.js/console/console-iterator.test.js b/test/bun.js/console/console-iterator.test.js
new file mode 100644
index 000000000..533f084e1
--- /dev/null
+++ b/test/bun.js/console/console-iterator.test.js
@@ -0,0 +1,65 @@
+import { spawnSync, spawn } from "bun";
+import { describe, expect, it } from "bun:test";
+import { bunExe } from "bunExe";
+
+describe("should work for static input", () => {
+  const inputs = [
+    "hello world",
+    "hello world\n",
+    "hello world\n\n",
+    "hello world\n\n\n",
+    "Hello\nWorld\n",
+    "1",
+    "💕 Red Heart ✨ Sparkles 🔥 Fire\n💕 Red Heart ✨ Sparkles\n💕 Red Heart\n💕\n\nnormal",
+  ];
+
+  for (let input of inputs) {
+    it(input.replaceAll("\n", "\\n"), () => {
+      const { stdout } = spawnSync({
+        cmd: [bunExe(), import.meta.dir + "/" + "console-iterator-run.js"],
+        stdin: Buffer.from(input),
+        env: {
+          BUN_DEBUG_QUIET_LOGS: "1",
+        },
+      });
+      expect(stdout.toString()).toBe(input.replaceAll("\n", ""));
+    });
+  }
+});
+
+describe("should work for streaming input", () => {
+  const inputs = [
+    "hello world",
+    "hello world\n",
+    "hello world\n\n",
+    "hello world\n\n\n",
+    "Hello\nWorld\n",
+    "1",
+    "💕 Red Heart ✨ Sparkles 🔥 Fire\n 💕 Red Heart ✨ Sparkles\n 💕 Red Heart\n 💕 \n\nnormal",
+  ];
+
+  for (let input of inputs) {
+    it(input.replaceAll("\n", "\\n"), async () => {
+      const proc = spawn({
+        cmd: [bunExe(), import.meta.dir + "/" + "console-iterator-run.js"],
+        stdin: "pipe",
+        stdout: "pipe",
+        env: {
+          BUN_DEBUG_QUIET_LOGS: "1",
+        },
+      });
+      const { stdout, stdin } = proc;
+      stdin.write(input.slice(0, (input.length / 2) | 0));
+      stdin.flush();
+      await new Promise((resolve) => setTimeout(resolve, 1));
+      stdin.write(input.slice((input.length / 2) | 0));
+      stdin.flush();
+      stdin.end();
+
+      expect(await new Response(stdout).text()).toBe(
+        input.replaceAll("\n", ""),
+      );
+      proc.kill(0);
+    });
+  }
+});