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OriginalSource.js
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OriginalSource.js
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jest.mock("../lib/helpers/createMappingsSerializer");
const OriginalSource = require("../").OriginalSource;
describe("OriginalSource", () => {
it("should handle multiline string", () => {
const source = new OriginalSource("Line1\n\nLine3\n", "file.js");
const resultText = source.source();
const resultMap = source.sourceAndMap({
columns: true
});
const resultListMap = source.sourceAndMap({
columns: false
});
expect(resultText).toBe("Line1\n\nLine3\n");
expect(resultMap.source).toEqual(resultText);
expect(resultListMap.source).toEqual(resultText);
expect(resultListMap.map.file).toEqual(resultMap.map.file);
expect(resultListMap.map.version).toEqual(resultMap.map.version);
expect(resultMap.map.sources).toEqual(["file.js"]);
expect(resultListMap.map.sources).toEqual(resultMap.map.sources);
expect(resultMap.map.sourcesContent).toEqual(["Line1\n\nLine3\n"]);
expect(resultListMap.map.sourcesContent).toEqual(
resultMap.map.sourcesContent
);
expect(resultMap.map.mappings).toBe("AAAA;;AAEA");
expect(resultListMap.map.mappings).toBe("AAAA;AACA;AACA");
});
it("should handle empty string", () => {
const source = new OriginalSource("", "file.js");
const resultText = source.source();
const resultMap = source.sourceAndMap({
columns: true
});
const resultListMap = source.sourceAndMap({
columns: false
});
expect(resultText).toBe("");
expect(resultMap.source).toEqual(resultText);
expect(resultListMap.source).toEqual(resultText);
expect(resultListMap.map).toBe(null);
expect(resultMap.map).toBe(null);
});
it("should omit mappings for columns with node", () => {
const source = new OriginalSource("Line1\n\nLine3\n", "file.js");
const resultMap = source.map({
columns: false
});
expect(resultMap.mappings).toBe("AAAA;AACA;AACA");
});
it("should return the correct size for binary files", () => {
const source = new OriginalSource(Buffer.from(new Array(256)), "file.wasm");
expect(source.size()).toBe(256);
});
it("should return the correct size for unicode files", () => {
const source = new OriginalSource("😋", "file.js");
expect(source.size()).toBe(4);
});
it("should split code into statements", () => {
const input = [
"if (hello()) { world(); hi(); there(); } done();",
"if (hello()) { world(); hi(); there(); } done();"
].join("\n");
const expected = "AAAA,eAAe,SAAS,MAAM,WAAW;AACzC,eAAe,SAAS,MAAM,WAAW";
const expected2 = "AAAA;AACA";
const source = new OriginalSource(input, "file.js");
expect(source.sourceAndMap().source).toBe(input);
expect(source.sourceAndMap({ columns: false }).source).toBe(input);
expect(source.map().mappings).toBe(expected);
expect(source.sourceAndMap().map.mappings).toBe(expected);
expect(source.map({ columns: false }).mappings).toBe(expected2);
expect(source.sourceAndMap({ columns: false }).map.mappings).toBe(
expected2
);
});
});