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master @ 29 LINES
 
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import { describe, expect, it } from "vitest";
import { BACKLINKS_INDENT, layoutBacklinks } from "./ArticleBacklinks";
import { len } from "../../lib/ascii";

const ref = (label: string) => ({ url: "/notes/x/", label });

describe("layoutBacklinks", () => {
  it("passes short labels through", () => {
    const rows = layoutBacklinks([ref("N0 - STYLE SHEET")], 86);
    expect(rows[0].label).toBe("N0 - STYLE SHEET");
  });

  it("truncates labels to the available width with an ellipsis", () => {
    const long = "N218 - COLLECT DATA TO ANALYZE AND TROUBLESHOOT PERFORMANCE SCEN
ARIOS";
    const rows = layoutBacklinks([ref(long)], 48);
    expect(len(rows[0].label)).toBe(48 - BACKLINKS_INDENT);
    expect(rows[0].label.endsWith("...")).toBe(true);
  });

  it("keeps every row on the grid at both frame widths", () => {
    const refs = [ref("N0 - STYLE SHEET"), ref("DOCS - FRAMES")];
    for (const w of [86, 48]) {
      for (const r of layoutBacklinks(refs, w)) {
        expect(len(r.label)).toBeLessThanOrEqual(w - BACKLINKS_INDENT);
      }
    }
  });
});


import { describe, expect, it } from "vitest
";
import { BACKLINKS_INDENT, layoutBacklinks }
 from "./ArticleBacklinks";
import { len } from "../../lib/ascii";

const ref = (label: string) => ({ url: "/not
es/x/", label });

describe("layoutBacklinks", () => {
  it("passes short labels through", () => {
    const rows = layoutBacklinks([ref("N0 - 
STYLE SHEET")], 86);
    expect(rows[0].label).toBe("N0 - STYLE S
HEET");
  });

  it("truncates labels to the available widt
h with an ellipsis", () => {
    const long = "N218 - COLLECT DATA TO ANA
LYZE AND TROUBLESHOOT PERFORMANCE SCENARIOS"
;
    const rows = layoutBacklinks([ref(long)]
, 48);
    expect(len(rows[0].label)).toBe(48 - BAC
KLINKS_INDENT);
    expect(rows[0].label.endsWith("...")).to
Be(true);
  });

  it("keeps every row on the grid at both fr
ame widths", () => {
    const refs = [ref("N0 - STYLE SHEET"), r
ef("DOCS - FRAMES")];
    for (const w of [86, 48]) {
      for (const r of layoutBacklinks(refs, 
w)) {
        expect(len(r.label)).toBeLessThanOrE
qual(w - BACKLINKS_INDENT);
      }
    }
  });
});

 
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