1 files changed, 172 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/class/class-static-01.js b/js/src/jit-test/tests/class/class-static-01.js
new file mode 100644
index 0000000000..ee41def1fb
--- /dev/null
+++ b/js/src/jit-test/tests/class/class-static-01.js
@@ -0,0 +1,172 @@
+// |jit-test| 
+load(libdir + "asserts.js");
+
+// Parse
+class A {
+  static { }
+};
+
+// Run
+var ran = false;
+class B {
+  static {
+    ran = true;
+  }
+};
+
+assertEq(ran, true);
+
+// Can access static assigned before.
+var res;
+class C {
+  static x = 10;
+  static {
+    res = this.x;
+  }
+};
+
+assertEq(res, 10);
+
+// Multiple static blocks
+class D {
+  static { }
+  static { }
+};
+
+class D1 {
+  static { } static { }
+};
+
+// Blocks run in order.
+class E {
+  static {
+    res = 10;
+  }
+  static {
+    assertEq(res, 10);
+    res = 14;
+  }
+}
+
+assertEq(res, 14);
+
+
+// Can use static to access private state.
+let accessor;
+class F {
+  #x = 10
+  static {
+    accessor = (o) => o.#x;
+  }
+}
+
+let f = new F;
+assertEq(accessor(f), 10);
+
+class G {
+  static {
+    this.a = 10;
+  }
+}
+assertEq(G.a, 10);
+
+// Can use the super-keyword to access a static method in super class.
+class H {
+  static a() { return 101; }
+}
+
+class I extends H {
+  static {
+    res = super.a();
+  }
+}
+
+assertEq(res, 101);
+
+// Can add a property to a class from within a static
+class J {
+  static {
+    this.x = 12;
+  }
+}
+
+assertEq(J.x, 12);
+
+
+function assertThrowsSyntaxError(str) {
+  assertThrowsInstanceOf(() => eval(str), SyntaxError);       // Direct Eval
+  assertThrowsInstanceOf(() => (1, eval)(str), SyntaxError);  // Indirect Eval
+  assertThrowsInstanceOf(() => Function(str), SyntaxError);   // Function
+}
+
+assertThrowsSyntaxError(`
+class X {
+  static {
+    arguments;
+  }
+}
+`)
+
+
+assertThrowsSyntaxError(`
+class X extends class {} {
+  static {
+    super(); // can't call super in a static block
+  }
+}
+`)
+
+assertThrowsSyntaxError(`
+class X {
+  static {
+    return 10; // Can't return in a static block
+  }
+}
+`)
+
+assertThrowsSyntaxError(`
+class X {
+  static {
+    await 10; // Can't await in a static block
+  }
+}
+`)
+
+// Can't await inside a static block, even if we're inside an async function.
+//
+// The error message here is not good `SyntaxError: await is a reserved identifier`,
+// but can be fixed later. s
+assertThrowsSyntaxError(`
+async function f() {
+  class X {
+    static {
+      await 10; // Can't await in a static block
+    }
+  }
+}
+`)
+
+
+assertThrowsSyntaxError(`
+class X {
+  static {
+    yield 10; // Can't yield in a static block
+  }
+}
+`)
+
+
+assertThrowsSyntaxError(`
+function* gen() {
+  class X {
+    static {
+      yield 10; // Can't yield in a static block, even inside a generator
+    }
+  }
+}
+`)
+
+// Incomplete should throw a sensible error.
+assertThrowsSyntaxError(`
+class A { static { this.x
+`)
+\ No newline at end of file