From 83770e898e365579dcc30650f706116a312bd9f6 Mon Sep 17 00:00:00 2001
From: Aaron O'Mullan <aaron.omullan@gmail.com>
Date: Tue, 27 Apr 2021 11:54:47 +0200
Subject: fix(console): circular customInspect (#10338)

---
 cli/tests/unit/console_test.ts | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

(limited to 'cli/tests')

diff --git a/cli/tests/unit/console_test.ts b/cli/tests/unit/console_test.ts
index d7c4fd0cb..a43bfdba3 100644
--- a/cli/tests/unit/console_test.ts
+++ b/cli/tests/unit/console_test.ts
@@ -342,6 +342,14 @@ unitTest(function consoleTestStringifyCircular(): void {
     stringify({ str: 1, [Symbol.for("sym")]: 2, [Symbol.toStringTag]: "TAG" }),
     'TAG { str: 1, [Symbol(sym)]: 2, [Symbol(Symbol.toStringTag)]: "TAG" }',
   );
+  assertEquals(
+    stringify({
+      [Deno.customInspect]: function () {
+        return Deno.inspect(this);
+      },
+    }),
+    "[Circular]",
+  );
   // test inspect is working the same
   assertEquals(stripColor(Deno.inspect(nestedObj)), nestedObjExpected);
 });
@@ -878,12 +886,19 @@ unitTest(function consoleTestWithCustomInspectorError(): void {
     }
   }
 
+  const a = new A();
   assertThrows(
-    () => stringify(new A()),
+    () => stringify(a),
     Error,
     "BOOM",
     "Custom inspect won't attempt to parse if user defined function throws",
   );
+  assertThrows(
+    () => stringify(a),
+    Error,
+    "BOOM",
+    "Inpsect should fail and maintain a clear CTX_STACK",
+  );
 });
 
 unitTest(function consoleTestWithCustomInspectFunction(): void {
-- 
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