Add tests for Assignment Expressions in Dynamic Imports (#1865)

test/language/module-code/dynamic-import/assign-expr/additive-expr.js

@@ -0,0 +1,40 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (Additive Expression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+let x = './module-code';
+let y = './module-code';
+
+const a = '_FIXTURE.js';
+const b = '-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(x + a);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(y + b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/array-literal.js

@@ -0,0 +1,38 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (Array Literal)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import([a]);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    Array.prototype.toString = () => b;
+    const ns2 = await import([]);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/arrow-function.js

@@ -0,0 +1,31 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (ArrowFunction)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+Function.prototype.toString = () => './module-code_FIXTURE.js';
+
+async function fn() {
+    const ns = await import(() => {});
+
+    assert.sameValue(ns.local1, 'Test262');
+    assert.sameValue(ns.default, 42);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/await-expr.js

@@ -0,0 +1,37 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (AwaitExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(await a);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(await b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/await-identifier.js

@@ -0,0 +1,33 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (IdentifierReference: await)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const await = './module-code_FIXTURE.js';
+
+const getpromise = () => import(await);
+
+async function fn() {
+    const ns1 = await getpromise();
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/call-expr-arguments.js

@@ -0,0 +1,45 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (CallExpression Arguments)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+
+    CallExpression[Yield, Await]:
+        CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await]
+        SuperCall[?Yield, ?Await]
+        CallExpression[?Yield, ?Await]Arguments[?Yield, ?Await]
+        CallExpression[?Yield, ?Await][Expression[+In, ?Yield, ?Await]]
+        CallExpression[?Yield, ?Await].IdentifierName
+        CallExpression[?Yield, ?Await]TemplateLiteral[?Yield, ?Await, +Tagged]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = () => () => './module-code_FIXTURE.js';
+const b = () => () => './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(a()());
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(b()());
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/call-expr-expr.js

@@ -0,0 +1,44 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (CallExpression [ Expression ])
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+
+    CallExpression[Yield, Await]:
+        CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await]
+        SuperCall[?Yield, ?Await]
+        CallExpression[?Yield, ?Await]Arguments[?Yield, ?Await]
+        CallExpression[?Yield, ?Await][Expression[+In, ?Yield, ?Await]]
+        CallExpression[?Yield, ?Await].IdentifierName
+        CallExpression[?Yield, ?Await]TemplateLiteral[?Yield, ?Await, +Tagged]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = () => ['./module-code_FIXTURE.js', './module-code-other_FIXTURE.js'];
+
+async function fn() {
+    const ns1 = await import(a()[0]);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(a()[0, 1]);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/call-expr-identifier.js

@@ -0,0 +1,47 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (CallExpression . IdentifierName)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+
+    CallExpression[Yield, Await]:
+        CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await]
+        SuperCall[?Yield, ?Await]
+        CallExpression[?Yield, ?Await]Arguments[?Yield, ?Await]
+        CallExpression[?Yield, ?Await][Expression[+In, ?Yield, ?Await]]
+        CallExpression[?Yield, ?Await].IdentifierName
+        CallExpression[?Yield, ?Await]TemplateLiteral[?Yield, ?Await, +Tagged]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = () => ({
+    x: './module-code_FIXTURE.js',
+    y: './module-code-other_FIXTURE.js'
+});
+
+async function fn() {
+    const ns1 = await import(a().x);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(a().y);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/cover-call-expr.js

@@ -0,0 +1,45 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (CoverCallExpressionAndAsyncArrowHeadn)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+
+    CallExpression[Yield, Await]:
+        CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await]
+        SuperCall[?Yield, ?Await]
+        CallExpression[?Yield, ?Await]Arguments[?Yield, ?Await]
+        CallExpression[?Yield, ?Await][Expression[+In, ?Yield, ?Await]]
+        CallExpression[?Yield, ?Await].IdentifierName
+        CallExpression[?Yield, ?Await]TemplateLiteral[?Yield, ?Await, +Tagged]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = () => './module-code_FIXTURE.js';
+const b = () => './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(a());
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(b());
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/cover-parenthesized-expr.js

@@ -0,0 +1,37 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (CoverParenthesizedExpressionAndArrowParameterList)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+
+    CoverParenthesizedExpressionAndArrowParameterList[Yield, Await]:
+        (Expression[+In, ?Yield, ?Await])
+flags: [async]
+features: [dynamic-import]
+---*/
+
+async function fn() {
+    const ns1 = await import((((((('./module-code_FIXTURE.js')))))));
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import((1, 0, './module-code-other_FIXTURE.js'));
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/identifier.js

@@ -0,0 +1,37 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (Identifier)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(a);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/lhs-assign-operator-assign-expr.js

@@ -0,0 +1,40 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (LHS Expr AssignmentOperator AssignmentExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+let x = './module-code';
+let y = './module-code';
+
+const a = '_FIXTURE.js';
+const b = '-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(x += a);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(y += b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/lhs-eq-assign-expr.js

@@ -0,0 +1,42 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (LHS Expr = AssignmentExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+let x = 'foo';
+const y = {
+    z: 0
+};
+Object.freeze(y);
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(x = a);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(y.z = b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/logical-and-expr.js

@@ -0,0 +1,38 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (LogicalANDExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(b && a);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    // mix it in with Unary Expressions
+    const ns2 = await import(delete void typeof +-~! 0 && b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/logical-or-expr.js

@@ -0,0 +1,37 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (LogicalORExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(a || b);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(false || b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/member-expr.js

@@ -0,0 +1,41 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (Object properties from MemberExpressions)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const obj = {
+    a: './module-code_FIXTURE.js',
+    b: './module-code-other_FIXTURE.js'
+}
+
+async function fn() {
+    // MemberExpression [ Expression ]
+    const ns1 = await import(obj['a']);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    // MemberExpression . IdentifierName
+    const ns2 = await import(obj.b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/module-code-other_FIXTURE.js

@@ -0,0 +1,10 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+// exports: default === 1612, local1 === 'one six one two', renamed === 'star', indirect === 'one six one two'
+
+export var local1 = 'one six one two';
+var local2 = 'star';
+export { local2 as renamed };
+export { local1 as indirect } from './module-code_FIXTURE.js';
+export default 1612;

test/language/module-code/dynamic-import/assign-expr/module-code_FIXTURE.js

@@ -0,0 +1,10 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+// exports: default === 42, local1 === 'Test262', renamed === 'TC39', indirect === 'Test262'
+
+export var local1 = 'Test262';
+var local2 = 'TC39';
+export { local2 as renamed };
+export { local1 as indirect } from './module-code_FIXTURE.js';
+export default 42;

test/language/module-code/dynamic-import/assign-expr/new-target.js

@@ -0,0 +1,35 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (NewTarget)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+function ctor() {
+    return import(new.target);
+}
+
+ctor.toString = () => './module-code_FIXTURE.js';
+
+async function fn() {
+    const ns = await new ctor();
+
+    assert.sameValue(ns.local1, 'Test262');
+    assert.sameValue(ns.default, 42);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/object-literal.js

@@ -0,0 +1,38 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (Object Literal)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import({ toString() { return a; } });
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    Object.prototype.toString = () => b;
+    const ns2 = await import({});
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/tagged-function-call.js

@@ -0,0 +1,37 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (MemberExpression TemplateLiteral)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+function tag(arg) {
+    return arg[0];
+}
+
+async function fn() {
+    // MemberExpression TemplateLiteral
+    const ns = await import(tag`./module-code-other_FIXTURE.js`);
+
+    assert.sameValue(ns.local1, 'one six one two');
+    assert.sameValue(ns.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/ternary.js

@@ -0,0 +1,37 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (Ternary)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(true ? a : b);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    const ns2 = await import(false ? a : b);
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/this.js

@@ -0,0 +1,32 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (this)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+
+    PrimaryExpression[Yield, Await]:
+        this
+flags: [async]
+features: [dynamic-import]
+---*/
+
+async function fn() {
+    const ns1 = await import(this);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+}
+
+fn.call('./module-code_FIXTURE.js').then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/unary-expr.js

@@ -0,0 +1,32 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (UnaryExpressions)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+features: [dynamic-import]
+---*/
+
+const obj = {
+    prop: 42
+};
+
+import(delete obj.prop);
+import(void 0);
+import(typeof {});
+import(+void 0);
+import(-void 0);
+import(!void 0);
+import(~void 0);
+import(delete void typeof +-~! 0);

test/language/module-code/dynamic-import/assign-expr/yield-assign-expr.js

@@ -0,0 +1,47 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (yield [no LineTerminator here] AssignmentExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+function *g() {
+    return import(yield 42);
+}
+
+async function *fn() {
+    let iter = g();
+    assert.sameValue(iter.next().value, 42);
+
+    const ns1 = await iter.next(a).value;
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    iter = g();
+    assert.sameValue(iter.next().value, 42);
+
+    const ns2 = await iter.next(b).value;
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().next(a).then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/yield-expr.js

@@ -0,0 +1,47 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (YieldExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async]
+features: [dynamic-import]
+---*/
+
+const a = './module-code_FIXTURE.js';
+const b = './module-code-other_FIXTURE.js';
+
+function *g() {
+    return import(yield);
+}
+
+async function *fn() {
+    let iter = g();
+    iter.next();
+
+    const ns1 = await iter.next(a).value;
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+
+    iter = g();
+    iter.next();
+
+    const ns2 = await iter.next(b).value;
+
+    assert.sameValue(ns2.local1, 'one six one two');
+    assert.sameValue(ns2.default, 1612);
+}
+
+fn().next(a).then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/yield-identifier.js

@@ -0,0 +1,31 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (IdentifierReference: yield)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+flags: [async, noStrict]
+features: [dynamic-import]
+---*/
+
+const yield = './module-code_FIXTURE.js';
+
+async function fn() {
+    const ns1 = await import(yield);
+
+    assert.sameValue(ns1.local1, 'Test262');
+    assert.sameValue(ns1.default, 42);
+}
+
+fn().then($DONE, $DONE).catch($DONE);

test/language/module-code/dynamic-import/assign-expr/yield-star.js

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Dynamic Import receives an AssignmentExpression (yield [no LineTerminator here] AssignmentExpression)
+esid: prod-ImportCall
+info: |
+    ImportCall [Yield]:
+        import ( AssignmentExpression[+In, ?Yield] )
+
+    AssignmentExpression[In, Yield, Await]:
+        ConditionalExpression[?In, ?Yield, ?Await]
+        [+Yield]YieldExpression[?In, ?Await]
+        ArrowFunction[?In, ?Yield, ?Await]
+        AsyncArrowFunction[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]
+        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]
+features: [dynamic-import]
+---*/
+
+// Asserts valid syntax, return is not asserted for the undefined value of yield *
+function *g() {
+    import(yield * ['Roberta Flack', 'Donny Hathaway', 'Frank Sinatra']);
+}