43 lines
1.4 KiB
TypeScript
43 lines
1.4 KiB
TypeScript
import { lineAndColumnToPosition } from "./line-and-column-to-position";
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describe("lineAndColumnToPosition", () => {
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it("should return the correct position for the first line", () => {
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const text = "Hello\nWorld";
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const position = lineAndColumnToPosition(text, 0, 3);
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expect(position).toBe(3);
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});
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it("should return the correct position for the second line", () => {
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const text = "Hello\nWorld";
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const position = lineAndColumnToPosition(text, 1, 2);
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expect(position).toBe(8);
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});
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it("should return the correct position for an empty string", () => {
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const text = "";
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const position = lineAndColumnToPosition(text, 0, 0);
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expect(position).toBe(0);
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});
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it("should handle a single-line string correctly", () => {
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const text = "SingleLine";
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const position = lineAndColumnToPosition(text, 0, 5);
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expect(position).toBe(5);
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});
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it("should handle multi-line strings with varying lengths", () => {
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const text = "Line1\nLongerLine2\nShort3";
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const position = lineAndColumnToPosition(text, 2, 4);
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expect(position).toBe(22);
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});
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it("should throw an error if the line number is out of range", () => {
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const text = "Line1\nLine2";
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expect(() => lineAndColumnToPosition(text, 3, 0)).toThrow();
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});
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it("should throw an error if the column number is out of range", () => {
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const text = "Line1\nLine2";
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expect(() => lineAndColumnToPosition(text, 1, 10)).toThrow();
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});
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});
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