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-rw-r--r--js/src/tests/non262/expressions/exponentiation-unparenthesised-unary.js106
1 files changed, 106 insertions, 0 deletions
diff --git a/js/src/tests/non262/expressions/exponentiation-unparenthesised-unary.js b/js/src/tests/non262/expressions/exponentiation-unparenthesised-unary.js
new file mode 100644
index 0000000000..a673521264
--- /dev/null
+++ b/js/src/tests/non262/expressions/exponentiation-unparenthesised-unary.js
@@ -0,0 +1,106 @@
+const AsyncFunction = async function(){}.constructor;
+
+function assertNoError(f, msg) {
+ try {
+ f();
+ } catch (e) {
+ assertEq(true, false, `${msg}: ${e}`);
+ }
+}
+
+function assertSyntaxError(code) {
+ assertThrowsInstanceOf(function () { Function(code); }, SyntaxError, "Function:" + code);
+ assertThrowsInstanceOf(function () { AsyncFunction(code); }, SyntaxError, "AsyncFunction:" + code);
+}
+
+function assertNoSyntaxError(code) {
+ assertNoError(function () { Function(code); }, "Function:" + code);
+ assertNoError(function () { AsyncFunction(code); }, "AsyncFunction:" + code);
+}
+
+function assertNoSyntaxErrorAsyncContext(code) {
+ assertNoError(function () { AsyncFunction(code); }, "AsyncFunction:" + code);
+}
+
+const invalidTestCases = [
+ // UnaryExpression : delete UnaryExpression
+ //
+ // Test all possible `delete` expression kinds.
+ "delete a ** 0",
+ "delete a.prop ** 0",
+ "delete a[0] ** 0",
+ "delete a?.prop ** 0",
+ "delete 0 ** 0",
+
+ // UnaryExpression : void UnaryExpression
+ "void a ** 0",
+
+ // UnaryExpression : typeof UnaryExpression
+ //
+ // Test all possible `typeof` expression kinds.
+ "typeof a ** 0",
+ "typeof 0 ** 0",
+
+ // UnaryExpression : + UnaryExpression
+ "+a ** 0",
+
+ // UnaryExpression : - UnaryExpression
+ "-a ** 0",
+
+ // UnaryExpression : ~ UnaryExpression
+ "~a ** 0",
+
+ // UnaryExpression : ! UnaryExpression
+ "!a ** 0",
+
+ // UnaryExpression : AwaitExpression
+ "await a ** 0",
+];
+
+for (let source of invalidTestCases) {
+ assertSyntaxError(source);
+}
+
+const validTestCases = [
+ // UnaryExpression : delete UnaryExpression
+ "(delete a) ** 0",
+ "(delete a.prop) ** 0",
+ "(delete a[0]) ** 0",
+ "(delete a?.prop) ** 0",
+ "(delete 0) ** 0",
+
+ // UnaryExpression : void UnaryExpression
+ "(void a) ** 0",
+
+ // UnaryExpression : typeof UnaryExpression
+ "(typeof a) ** 0",
+ "(typeof 0) ** 0",
+
+ // UnaryExpression : + UnaryExpression
+ "(+a) ** 0",
+
+ // UnaryExpression : - UnaryExpression
+ "(-a) ** 0",
+
+ // UnaryExpression : ~ UnaryExpression
+ "(~a) ** 0",
+
+ // UnaryExpression : ! UnaryExpression
+ "(!a) ** 0",
+];
+
+for (let source of validTestCases) {
+ assertNoSyntaxError(source);
+}
+
+const validTestCasesAsync = [
+ // UnaryExpression : AwaitExpression
+ "(await a) ** 0",
+];
+
+for (let source of validTestCasesAsync) {
+ assertNoSyntaxErrorAsyncContext(source);
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);