mirror of https://github.com/webpack/webpack.git
65 lines
2.5 KiB
JavaScript
65 lines
2.5 KiB
JavaScript
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it("should load only used exports", async () => {
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await import("../statical-dynamic-import/dir1/a").then(({ default: defaultValue, usedExports }) => {
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expect(defaultValue).toBe(3);
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expect(usedExports).toEqual(["default", "usedExports"]);
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})
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});
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it("should get warning on using 'webpackExports' with statically analyze-able dynamic import", async () => {
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await import(/* webpackExports: ["default"] */"../statical-dynamic-import/dir1/a?2").then(({ a }) => {
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expect(a).toBe(1);
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})
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});
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it("should not tree-shake default export for exportsType=default module", async () => {
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await import("../statical-dynamic-import/dir2/json/object.json").then(({ default: defaultValue }) => {
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expect(defaultValue).toEqual({ a: 1 });
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});
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await import("../statical-dynamic-import/dir2/json/array.json").then(({ default: defaultValue }) => {
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expect(defaultValue).toEqual(["a"]);
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});
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await import("../statical-dynamic-import/dir2/json/primitive.json").then(({ default: defaultValue }) => {
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expect(defaultValue).toBe("a");
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});
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await import("../statical-dynamic-import/dir2/a").then(({ default: defaultValue }) => {
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expect(defaultValue).toEqual({ a: 1, b: 2 });
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});
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});
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it("should not tree-shake default export for exportsType=default context module", async () => {
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const dir = "json";
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await import(`../statical-dynamic-import/dir3/${dir}/object.json`).then(({ default: defaultValue }) => {
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expect(defaultValue).toEqual({ a: 1 });
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});
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await import(`../statical-dynamic-import/dir3/${dir}/array.json`).then(({ default: defaultValue }) => {
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expect(defaultValue).toEqual(["a"]);
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});
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await import(`../statical-dynamic-import/dir3/${dir}/primitive.json`).then(({ default: defaultValue }) => {
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expect(defaultValue).toBe("a");
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});
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const file = "a";
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await import(`../statical-dynamic-import/dir3/${file}`).then(({ default: defaultValue }) => {
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expect(defaultValue).toEqual({ a: 1, b: 2 });
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});
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});
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it("should walk with correct order", async () => {
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var r;
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await import(`./dir1/a${r = require, ".js"}`).then(({ a, usedExports }) => {
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expect(r("./required").value).toBe(42);
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expect(a).toBe(1);
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expect(usedExports).toEqual(["a", "usedExports"]);
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});
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});
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it("should analyze arguments in call member chain", async () => {
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import("../statical-dynamic-import/dir4/lib?2").then(({ b }) => {
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b.f((async () => {
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import("../statical-dynamic-import/dir4/a?2").then(({ a, usedExports }) => {
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expect(a).toBe(1);
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expect(usedExports).toEqual(["a", "usedExports"]);
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});
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})());
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});
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});
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