a testcase which stresses object property set with random inserts and deletes

ecmascript-testcases/test-dev-propaccess-random.js

@@ -0,0 +1,52 @@
+/*
+ *  Some stressing of object property insertion and deletion.
+ */
+
+/*===
+0
+1000000
+2000000
+3000000
+4000000
+5000000
+6000000
+7000000
+8000000
+9000000
+===*/
+
+function randomPropTest() {
+    var obj = {};
+    var i, j;
+    var k, v;
+
+    for (i = 0; i < 10000000; i++) {
+        if (i % 1000000 === 0) {
+            print(i);
+            //print(Duktape.jsonxEnc(obj));
+        }
+
+        k = Math.floor(Math.random() * 10000);
+        if (k < 1000) { k = k; }
+        else { k = "key-" + String(k); }
+
+        v = Math.floor(Math.random() * 100);
+        if (v < 10) { v = undefined; }
+        else if (v < 50) { v = i; }
+        else if (v < 80) { v = { foo: i }; }
+        else { v = "value-" + i; }
+
+        if (v === undefined) {
+            delete obj[k];
+        } else {
+            obj[k] = v;
+        }
+    }
+}
+
+try {
+    randomPropTest();
+} catch (e) {
+    print(e);
+}
+