Bug 1204402 - Fix export-entries.js and module-environment.js to not fail when classes are disabled, r=jorendorff

--HG--
extra : rebase_source : ae906d851b6ff4a66b22978d4c0111d2eb5fb0e7

js/src/jit-test/tests/modules/export-entries.js

@@ -1,3 +1,5 @@
+load(libdir + "class.js");
+
 // Test localExportEntries property
 
 function testArrayContents(actual, expected) {
@@ -30,9 +32,11 @@ testLocalExportEntries(
     'export const x = 1;',
     [{exportName: 'x', moduleRequest: null, importName: null, localName: 'x'}]);
 
-testLocalExportEntries(
-    'export class foo { constructor() {} };',
-    [{exportName: 'foo', moduleRequest: null, importName: null, localName: 'foo'}]);
+if (classesEnabled()) {
+    testLocalExportEntries(
+        'export class foo { constructor() {} };',
+        [{exportName: 'foo', moduleRequest: null, importName: null, localName: 'foo'}]);
+}
 
 testLocalExportEntries(
     'export default function f() {};',

js/src/jit-test/tests/modules/module-environment.js

@@ -1,3 +1,5 @@
+load(libdir + "class.js");
+
 // Test top-level module environment
 
 function testInitialEnvironment(source, expected) {
@@ -17,11 +19,14 @@ testInitialEnvironment('let x = 1;', ['x']);
 testInitialEnvironment("if (true) { let x = 1; }", []);
 testInitialEnvironment("if (true) { var x = 1; }", ['x']);
 testInitialEnvironment('function x() {}', ['x']);
-testInitialEnvironment("class x { constructor() {} }", ['x']);
 testInitialEnvironment('export var x = 1;', ['x']);
 testInitialEnvironment('export let x = 1;', ['x']);
-testInitialEnvironment('export default class x { constructor() {} };', ['x']);
 testInitialEnvironment('export default function x() {};', ['x']);
 testInitialEnvironment('export default 1;', ['*default*']);
-testInitialEnvironment('export default class { constructor() {} };', ['*default*']);
 testInitialEnvironment('export default function() {};', ['*default*']);
+
+if (classesEnabled()) {
+    testInitialEnvironment("class x { constructor() {} }", ['x']);
+    testInitialEnvironment('export default class x { constructor() {} };', ['x']);
+    testInitialEnvironment('export default class { constructor() {} };', ['*default*']);
+}