vault-link/frontend/obsidian-plugin/src/utils/line-and-column-to-position.test.ts

43 lines
1.4 KiB
TypeScript

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