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-rw-r--r--js/src/tests/ecma_6/LexicalEnvironment/block-scoped-functions-annex-b-eval.js51
1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/LexicalEnvironment/block-scoped-functions-annex-b-eval.js b/js/src/tests/ecma_6/LexicalEnvironment/block-scoped-functions-annex-b-eval.js
new file mode 100644
index 000000000..9f4e4d7fe
--- /dev/null
+++ b/js/src/tests/ecma_6/LexicalEnvironment/block-scoped-functions-annex-b-eval.js
@@ -0,0 +1,51 @@
+var log = "";
+
+function f() {
+ log += g();
+ function g() { return "outer-g"; }
+
+ var o = { g: function () { return "with-g"; } };
+ with (o) {
+ // Annex B.3.3.3 says g should be set on the nearest VariableEnvironment,
+ // and so should not change o.g.
+ eval(`{
+ function g() { return "eval-g"; }
+ }`);
+ }
+
+ log += g();
+ log += o.g();
+}
+
+f();
+
+function h() {
+ eval(`
+ // Should return true, as var bindings introduced by eval are configurable.
+ log += (delete q);
+ {
+ function q() { log += "q"; }
+ // Should return false, as lexical bindings introduced by eval are not
+ // configurable.
+ log += (delete q);
+ }
+ `);
+ return q;
+}
+
+h()();
+
+function f2() {
+ // Should not throw, just simply not synthesize an Annex B var in the eval
+ // because there's an outer const.
+ eval("{ function a() {} }");
+ const a = 1;
+}
+
+function f3() {
+ // As above, but for let.
+ eval("{ function a() {} }");
+ let a;
+}
+
+reportCompare(log, "outer-geval-gwith-gtruefalseq");