From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/gdb/tests/test-JSString.cpp | 65 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 js/src/gdb/tests/test-JSString.cpp

(limited to 'js/src/gdb/tests/test-JSString.cpp')

diff --git a/js/src/gdb/tests/test-JSString.cpp b/js/src/gdb/tests/test-JSString.cpp
new file mode 100644
index 0000000000..9e930814da
--- /dev/null
+++ b/js/src/gdb/tests/test-JSString.cpp
@@ -0,0 +1,65 @@
+#include "gdb-tests.h"
+
+#include "vm/JSContext.h"
+// When JSGC_ANALYSIS is #defined, Rooted<JSLinearString*> needs the definition
+// of JSLinearString in order to figure out its ThingRootKind
+#include "vm/StringType.h"
+
+FRAGMENT(JSString, simple) {
+  JS::Rooted<JSString*> empty(cx, JS_NewStringCopyN(cx, nullptr, 0));
+  JS::Rooted<JSString*> x(cx, JS_NewStringCopyN(cx, "x", 1));
+  JS::Rooted<JSString*> z(cx, JS_NewStringCopyZ(cx, "z"));
+
+  // I expect this will be a non-inlined string.
+  JS::Rooted<JSString*> stars(cx,
+                              JS_NewStringCopyZ(cx,
+                                                "*************************"
+                                                "*************************"
+                                                "*************************"
+                                                "*************************"));
+
+  // This may well be an inlined string.
+  JS::Rooted<JSString*> xz(cx, JS_ConcatStrings(cx, x, z));
+
+  // This will probably be a rope.
+  JS::Rooted<JSString*> doubleStars(cx, JS_ConcatStrings(cx, stars, stars));
+
+  // Ensure we're not confused by typedefs for pointer types.
+  JSString* xRaw = x;
+
+  breakpoint();
+
+  use(empty);
+  use(x);
+  use(z);
+  use(stars);
+  use(xz);
+  use(doubleStars);
+  use(xRaw);
+}
+
+FRAGMENT(JSString, null) {
+  JS::Rooted<JSString*> null(cx, nullptr);
+  JSString* nullRaw = null;
+
+  breakpoint();
+
+  use(null);
+  use(nullRaw);
+}
+
+FRAGMENT(JSString, subclasses) {
+  JS::Rooted<JSLinearString*> linear(
+      cx, JS_EnsureLinearString(cx, JS_NewStringCopyZ(cx, "Hi!")));
+
+  breakpoint();
+
+  use(linear);
+}
+
+FRAGMENT(JSString, atom) {
+  JSAtom* molybdenum = js::Atomize(cx, "molybdenum", 10);
+  breakpoint();
+
+  use(molybdenum);
+}
-- 
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