45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
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import {expect, test} from 'vitest';
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import {first} from '@/swcx/builders.js';
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import evaluate from '@/swcx/evaluate.js';
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const scopeTest = test.extend({
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scope: async ({}, use) => {
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await use({
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S: {O: {x: 32}},
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get(k) { return this.S[k]; },
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set(k, v) { return this.S[k] = v; }
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});
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},
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});
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scopeTest('evaluates member expression', async ({scope}) => {
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let evaluated;
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evaluated = evaluate(await first('O.x'), {scope});
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expect(evaluated.value)
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.to.equal(32);
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});
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scopeTest('evaluates optional member expression', async ({scope}) => {
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let evaluated;
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evaluated = evaluate(await first('O?.y'), {scope});
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expect(evaluated.value)
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.to.equal(undefined);
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});
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scopeTest('evaluates computed member expression', async ({scope}) => {
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let evaluated;
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evaluated = evaluate(await first('O["x"]'), {scope});
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expect(evaluated.value)
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.to.equal(32);
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});
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scopeTest('evaluates async member expression', async ({scope}) => {
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let evaluated;
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evaluated = evaluate(await first('O[await "x"]'), {scope});
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expect(evaluated.async)
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.to.equal(true);
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expect(await evaluated.value)
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.to.equal(32);
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});
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