failing tests - tricky case with unused declarators in multiple var declaration

test/function/unused-var-a/_config.js

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+module.exports = {
+	description: 'omits unused var declaration (a)'
+};

test/function/unused-var-a/foo.js

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+var unused = 'unused', foo = 'foo', bar = 'bar';
+export { foo, bar };

test/function/unused-var-a/main.js

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+import { foo, bar } from './foo';
+
+assert.equal( foo, 'foo' );
+assert.equal( bar, 'bar' );

test/function/unused-var-b/_config.js

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+module.exports = {
+	description: 'omits unused var declaration (b)'
+};

test/function/unused-var-b/foo.js

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+var foo = 'foo', unused = 'unused', bar = 'bar';
+export { foo, bar };

test/function/unused-var-b/main.js

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+import { foo, bar } from './foo';
+
+assert.equal( foo, 'foo' );
+assert.equal( bar, 'bar' );

test/function/unused-var-c/_config.js

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+module.exports = {
+	description: 'omits unused var declaration (c)'
+};

test/function/unused-var-c/foo.js

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+var foo = 'foo', bar = 'bar', unused = 'unused';
+export { foo, bar };

test/function/unused-var-c/main.js

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+import { foo, bar } from './foo';
+
+assert.equal( foo, 'foo' );
+assert.equal( bar, 'bar' );

test/function/unused-var-d/_config.js

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+module.exports = {
+	description: 'omits unused var declaration (d)'
+};

test/function/unused-var-d/foo.js

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+var unused_a = 'a', unused_b = 'b';
+var unused_c = 'c';
+var foo = 'foo', bar = 'bar';
+
+export { foo, bar };

test/function/unused-var-d/main.js

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+import { foo, bar } from './foo';
+
+assert.equal( foo, 'foo' );
+assert.equal( bar, 'bar' );