Add coverage on ShadowRealm.prototype.importValue onRejected

test/built-ins/ShadowRealm/prototype/importValue/import-value_FIXTURE_syntax_error.js

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+// Copyright (C) 2021 Chengzhong Wu. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+This is an invalid JavaScript Module file.

test/built-ins/ShadowRealm/prototype/importValue/import-value_FIXTURE_throws.js

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+// Copyright (C) 2021 Chengzhong Wu. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+throw new Error('foobar');

test/built-ins/ShadowRealm/prototype/importValue/throws-typeerror-import-syntax-error.js

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+// Copyright (C) 2021 Chengzhong Wu. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-realmimportvalue
+description: >
+  ShadowRealm.prototype.importValue rejects with TypeError when the imported script unable to be parsed.
+info: |
+  RealmImportValue ( specifierString, exportNameString, callerRealm, evalRealm, evalContext )
+
+    ...
+    17. Return ! PerformPromiseThen(innerCapability.[[Promise]], onFulfilled, callerRealm.[[Intrinsics]].[[%ThrowTypeError%]], promiseCapability).
+
+flags: [async, module]
+features: [ShadowRealm]
+---*/
+
+assert.sameValue(
+  typeof ShadowRealm.prototype.importValue,
+  'function',
+  'This test must fail if ShadowRealm.prototype.importValue is not a function'
+);
+
+const r = new ShadowRealm();
+
+r.importValue('./import-value_FIXTURE_syntax_error.js', 'y')
+  .then(
+    () => {
+      throw "(unreachable)";
+    },
+    err => {
+      assert.sameValue(Object.getPrototypeOf(err), TypeError.prototype, 'should be rejected with TypeError');
+    }
+  )
+  .then($DONE, $DONE);

test/built-ins/ShadowRealm/prototype/importValue/throws-typeerror-import-throws.js

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+// Copyright (C) 2021 Chengzhong Wu. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-realmimportvalue
+description: >
+  ShadowRealm.prototype.importValue rejects with TypeError when the imported script throws.
+info: |
+  RealmImportValue ( specifierString, exportNameString, callerRealm, evalRealm, evalContext )
+
+    ...
+    17. Return ! PerformPromiseThen(innerCapability.[[Promise]], onFulfilled, callerRealm.[[Intrinsics]].[[%ThrowTypeError%]], promiseCapability).
+
+flags: [async, module]
+features: [ShadowRealm]
+---*/
+
+assert.sameValue(
+  typeof ShadowRealm.prototype.importValue,
+  'function',
+  'This test must fail if ShadowRealm.prototype.importValue is not a function'
+);
+
+const r = new ShadowRealm();
+
+r.importValue('./import-value_FIXTURE_throws.js', 'y')
+  .then(
+    () => {
+      throw "(unreachable)";
+    },
+    err => {
+      assert.sameValue(Object.getPrototypeOf(err), TypeError.prototype, 'should be rejected with TypeError');
+    }
+  )
+  .then($DONE, $DONE);