1 files changed, 174 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/modules/shell-wrapper.js b/js/src/jit-test/tests/modules/shell-wrapper.js
new file mode 100644
index 0000000000..83c99b6e4a
--- /dev/null
+++ b/js/src/jit-test/tests/modules/shell-wrapper.js
@@ -0,0 +1,174 @@
+// |jit-test| module
+// Test shell ModuleObject wrapper's accessors and methods
+
+load(libdir + "asserts.js");
+
+function testGetter(obj, name) {
+  // Check the getter is defined on the instance, instead of prototype.
+  //   * raw ModuleObject's getters are defined on prototype
+  //   * ModuleObject wrapper's getters are defined on instance
+  const desc = Object.getOwnPropertyDescriptor(obj, name);
+  assertEq(typeof desc.get, "function");
+  assertEq(Object.getOwnPropertyDescriptor(Object.getPrototypeOf(obj), name),
+           undefined);
+
+  // Check invalid this value.
+  assertThrowsInstanceOf(() => {
+    desc.get.call({});
+  }, Error);
+}
+
+// ==== namespace getter ====
+const a = registerModule('a', parseModule(`
+export const v = 10;
+`));
+const b = registerModule('b', parseModule(`
+import * as ns from 'a'
+`));
+moduleLink(b);
+moduleEvaluate(b);
+assertEq(a.namespace.v, 10);
+testGetter(a, "namespace");
+
+// ==== status getter ====
+const MODULE_STATUS_UNLINKED = 0;
+const MODULE_STATUS_LINKED = 2;
+const MODULE_STATUS_EVALUATED = 5;
+
+const c = registerModule('c', parseModule(`
+`));
+assertEq(c.status, MODULE_STATUS_UNLINKED);
+moduleLink(c);
+assertEq(c.status, MODULE_STATUS_LINKED);
+moduleEvaluate(c);
+assertEq(c.status, MODULE_STATUS_EVALUATED);
+testGetter(c, "status");
+
+// ==== evaluationError getter ====
+const d = registerModule('d', parseModule(`
+f();
+`));
+moduleLink(d);
+try {
+  await moduleEvaluate(d);
+} catch (e) {
+}
+assertEq(d.evaluationError instanceof ReferenceError, true);
+testGetter(d, "evaluationError");
+
+// ==== requestedModules getter ====
+const e = parseModule(`
+import a from 'b';
+`);
+assertEq(e.requestedModules.length, 1);
+assertEq(e.requestedModules[0].moduleRequest.specifier, 'b');
+assertEq(e.requestedModules[0].lineNumber, 2);
+assertEq(e.requestedModules[0].columnNumber, 14);
+testGetter(e, "requestedModules");
+testGetter(e.requestedModules[0], "moduleRequest");
+testGetter(e.requestedModules[0].moduleRequest, "specifier");
+testGetter(e.requestedModules[0], "lineNumber");
+testGetter(e.requestedModules[0], "columnNumber");
+
+// ==== importEntries getter ====
+const f = parseModule(`
+import {a as A} from 'b';
+`);
+assertEq(f.importEntries.length, 1);
+assertEq(f.importEntries[0].moduleRequest.specifier, 'b');
+assertEq(f.importEntries[0].importName, 'a');
+assertEq(f.importEntries[0].localName, 'A');
+assertEq(f.importEntries[0].lineNumber, 2);
+assertEq(f.importEntries[0].columnNumber, 8);
+testGetter(f, "importEntries");
+testGetter(f.importEntries[0], "moduleRequest");
+testGetter(f.importEntries[0].moduleRequest, "specifier");
+testGetter(f.importEntries[0], "importName");
+testGetter(f.importEntries[0], "localName");
+testGetter(f.importEntries[0], "lineNumber");
+testGetter(f.importEntries[0], "columnNumber");
+
+// ==== localExportEntries getter ====
+const g = parseModule(`
+export const v = 1;
+`);
+assertEq(g.localExportEntries.length, 1);
+assertEq(g.localExportEntries[0].exportName, 'v');
+assertEq(g.localExportEntries[0].moduleRequest, null);
+assertEq(g.localExportEntries[0].importName, null);
+assertEq(g.localExportEntries[0].localName, 'v');
+assertEq(g.localExportEntries[0].lineNumber, 0);
+assertEq(g.localExportEntries[0].columnNumber, 0);
+testGetter(g, "localExportEntries");
+testGetter(g.localExportEntries[0], "exportName");
+testGetter(g.localExportEntries[0], "moduleRequest");
+testGetter(g.localExportEntries[0], "importName");
+testGetter(g.localExportEntries[0], "localName");
+testGetter(g.localExportEntries[0], "lineNumber");
+testGetter(g.localExportEntries[0], "columnNumber");
+
+// ==== indirectExportEntries getter ====
+const h = parseModule(`
+export {v} from "b";
+`);
+assertEq(h.indirectExportEntries.length, 1);
+assertEq(h.indirectExportEntries[0].exportName, 'v');
+assertEq(h.indirectExportEntries[0].moduleRequest.specifier, "b");
+assertEq(h.indirectExportEntries[0].importName, "v");
+assertEq(h.indirectExportEntries[0].localName, null);
+assertEq(h.indirectExportEntries[0].lineNumber, 2);
+assertEq(h.indirectExportEntries[0].columnNumber, 8);
+
+// ==== starExportEntries getter ====
+const i = parseModule(`
+export * from "b";
+`);
+assertEq(i.starExportEntries.length, 1);
+assertEq(i.starExportEntries[0].exportName, null);
+assertEq(i.starExportEntries[0].moduleRequest.specifier, "b");
+assertEq(i.starExportEntries[0].importName, null);
+assertEq(i.starExportEntries[0].localName, null);
+assertEq(i.starExportEntries[0].lineNumber, 2);
+assertEq(i.starExportEntries[0].columnNumber, 7);
+
+// ==== dfsIndex and dfsAncestorIndex getters ====
+const j = registerModule('j', parseModule(`
+export const v1 = 10;
+import {v2} from 'k'
+`));
+const k = registerModule('k', parseModule(`
+export const v2 = 10;
+import {v1} from 'j'
+`));
+const l = registerModule('l', parseModule(`
+export const v3 = 10;
+import {v2} from 'k'
+import {v1} from 'j'
+`));
+assertEq(j.dfsIndex, undefined);
+assertEq(j.dfsAncestorIndex, undefined);
+assertEq(k.dfsIndex, undefined);
+assertEq(k.dfsAncestorIndex, undefined);
+assertEq(l.dfsIndex, undefined);
+assertEq(l.dfsAncestorIndex, undefined);
+moduleLink(l);
+assertEq(j.dfsIndex, 2);
+assertEq(j.dfsAncestorIndex, 1);
+assertEq(k.dfsIndex, 1);
+assertEq(k.dfsAncestorIndex, 1);
+assertEq(l.dfsIndex, 0);
+assertEq(l.dfsAncestorIndex, 0);
+
+// ==== async and promises getters ====
+const m = parseModule(`
+`);
+assertEq(m.hasTopLevelAwait, false);
+assertEq(m.topLevelCapability, undefined);
+assertEq(m.asyncEvaluatingPostOrder, undefined);
+assertEq(m.asyncParentModules[0], undefined);
+assertEq(m.pendingAsyncDependencies, undefined);
+testGetter(m, "hasTopLevelAwait");
+testGetter(m, "topLevelCapability");
+testGetter(m, "asyncEvaluatingPostOrder");
+testGetter(m, "asyncParentModules");
+testGetter(m, "pendingAsyncDependencies");