mirror of
https://github.com/getcompanion-ai/co-mono.git
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598 lines
19 KiB
TypeScript
598 lines
19 KiB
TypeScript
import assert from "node:assert";
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import { describe, it } from "node:test";
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import { Chalk } from "chalk";
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import { Markdown } from "../src/components/markdown.js";
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import { defaultMarkdownTheme } from "./test-themes.js";
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// Force full color in CI so ANSI assertions are deterministic
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const chalk = new Chalk({ level: 3 });
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describe("Markdown component", () => {
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describe("Nested lists", () => {
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it("should render simple nested list", () => {
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const markdown = new Markdown(
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`- Item 1
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- Nested 1.1
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- Nested 1.2
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- Item 2`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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// Check that we have content
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assert.ok(lines.length > 0);
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// Strip ANSI codes for checking
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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// Check structure
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assert.ok(plainLines.some((line) => line.includes("- Item 1")));
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assert.ok(plainLines.some((line) => line.includes(" - Nested 1.1")));
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assert.ok(plainLines.some((line) => line.includes(" - Nested 1.2")));
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assert.ok(plainLines.some((line) => line.includes("- Item 2")));
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});
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it("should render deeply nested list", () => {
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const markdown = new Markdown(
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`- Level 1
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- Level 2
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- Level 3
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- Level 4`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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// Check proper indentation
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assert.ok(plainLines.some((line) => line.includes("- Level 1")));
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assert.ok(plainLines.some((line) => line.includes(" - Level 2")));
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assert.ok(plainLines.some((line) => line.includes(" - Level 3")));
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assert.ok(plainLines.some((line) => line.includes(" - Level 4")));
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});
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it("should render ordered nested list", () => {
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const markdown = new Markdown(
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`1. First
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1. Nested first
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2. Nested second
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2. Second`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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assert.ok(plainLines.some((line) => line.includes("1. First")));
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assert.ok(plainLines.some((line) => line.includes(" 1. Nested first")));
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assert.ok(plainLines.some((line) => line.includes(" 2. Nested second")));
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assert.ok(plainLines.some((line) => line.includes("2. Second")));
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});
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it("should render mixed ordered and unordered nested lists", () => {
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const markdown = new Markdown(
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`1. Ordered item
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- Unordered nested
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- Another nested
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2. Second ordered
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- More nested`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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assert.ok(plainLines.some((line) => line.includes("1. Ordered item")));
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assert.ok(plainLines.some((line) => line.includes(" - Unordered nested")));
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assert.ok(plainLines.some((line) => line.includes("2. Second ordered")));
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});
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});
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describe("Tables", () => {
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it("should render simple table", () => {
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const markdown = new Markdown(
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`| Name | Age |
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| --- | --- |
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| Alice | 30 |
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| Bob | 25 |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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// Check table structure
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assert.ok(plainLines.some((line) => line.includes("Name")));
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assert.ok(plainLines.some((line) => line.includes("Age")));
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assert.ok(plainLines.some((line) => line.includes("Alice")));
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assert.ok(plainLines.some((line) => line.includes("Bob")));
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// Check for table borders
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assert.ok(plainLines.some((line) => line.includes("│")));
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assert.ok(plainLines.some((line) => line.includes("─")));
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});
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it("should render table with alignment", () => {
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const markdown = new Markdown(
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`| Left | Center | Right |
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| :--- | :---: | ---: |
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| A | B | C |
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| Long text | Middle | End |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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// Check headers
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assert.ok(plainLines.some((line) => line.includes("Left")));
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assert.ok(plainLines.some((line) => line.includes("Center")));
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assert.ok(plainLines.some((line) => line.includes("Right")));
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// Check content
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assert.ok(plainLines.some((line) => line.includes("Long text")));
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});
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it("should handle tables with varying column widths", () => {
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const markdown = new Markdown(
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`| Short | Very long column header |
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| --- | --- |
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| A | This is a much longer cell content |
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| B | Short |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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// Should render without errors
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assert.ok(lines.length > 0);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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assert.ok(plainLines.some((line) => line.includes("Very long column header")));
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assert.ok(plainLines.some((line) => line.includes("This is a much longer cell content")));
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});
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it("should wrap table cells when table exceeds available width", () => {
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const markdown = new Markdown(
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`| Command | Description | Example |
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| --- | --- | --- |
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| npm install | Install all dependencies | npm install |
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| npm run build | Build the project | npm run build |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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// Render at narrow width that forces wrapping
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const lines = markdown.render(50);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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// All lines should fit within width
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for (const line of plainLines) {
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assert.ok(line.length <= 50, `Line exceeds width 50: "${line}" (length: ${line.length})`);
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}
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// Content should still be present (possibly wrapped across lines)
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const allText = plainLines.join(" ");
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assert.ok(allText.includes("Command"), "Should contain 'Command'");
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assert.ok(allText.includes("Description"), "Should contain 'Description'");
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assert.ok(allText.includes("npm install"), "Should contain 'npm install'");
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assert.ok(allText.includes("Install"), "Should contain 'Install'");
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});
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it("should wrap long cell content to multiple lines", () => {
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const markdown = new Markdown(
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`| Header |
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| --- |
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| This is a very long cell content that should wrap |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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// Render at width that forces the cell to wrap
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const lines = markdown.render(25);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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// Should have multiple data rows due to wrapping
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const dataRows = plainLines.filter((line) => line.startsWith("│") && !line.includes("─"));
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assert.ok(dataRows.length > 2, `Expected wrapped rows, got ${dataRows.length} rows`);
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// All content should be preserved (may be split across lines)
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const allText = plainLines.join(" ");
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assert.ok(allText.includes("very long"), "Should preserve 'very long'");
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assert.ok(allText.includes("cell content"), "Should preserve 'cell content'");
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assert.ok(allText.includes("should wrap"), "Should preserve 'should wrap'");
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});
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it("should wrap long unbroken tokens inside table cells (not only at line start)", () => {
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const url = "https://example.com/this/is/a/very/long/url/that/should/wrap";
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const markdown = new Markdown(
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`| Value |
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| --- |
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| prefix ${url} |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const width = 30;
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const lines = markdown.render(width);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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for (const line of plainLines) {
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assert.ok(line.length <= width, `Line exceeds width ${width}: "${line}" (length: ${line.length})`);
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}
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// Borders should stay intact (exactly 2 vertical borders for a 1-col table)
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const tableLines = plainLines.filter((line) => line.startsWith("│"));
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for (const line of tableLines) {
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const borderCount = line.split("│").length - 1;
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assert.strictEqual(borderCount, 2, `Expected 2 borders, got ${borderCount}: "${line}"`);
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}
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// Strip box drawing characters + whitespace so we can assert the URL is preserved
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// even if it was split across multiple wrapped lines.
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const extracted = plainLines.join("").replace(/[│├┤─\s]/g, "");
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assert.ok(extracted.includes("prefix"), "Should preserve 'prefix'");
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assert.ok(extracted.includes(url), "Should preserve URL");
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});
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it("should wrap styled inline code inside table cells without breaking borders", () => {
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const markdown = new Markdown(
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`| Code |
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| --- |
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| \`averyveryveryverylongidentifier\` |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const width = 20;
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const lines = markdown.render(width);
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const joinedOutput = lines.join("\n");
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assert.ok(joinedOutput.includes("\x1b[33m"), "Inline code should be styled (yellow)");
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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for (const line of plainLines) {
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assert.ok(line.length <= width, `Line exceeds width ${width}: "${line}" (length: ${line.length})`);
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}
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const tableLines = plainLines.filter((line) => line.startsWith("│"));
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for (const line of tableLines) {
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const borderCount = line.split("│").length - 1;
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assert.strictEqual(borderCount, 2, `Expected 2 borders, got ${borderCount}: "${line}"`);
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}
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});
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it("should handle extremely narrow width gracefully", () => {
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const markdown = new Markdown(
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`| A | B | C |
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| --- | --- | --- |
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| 1 | 2 | 3 |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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// Very narrow width
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const lines = markdown.render(15);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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// Should not crash and should produce output
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assert.ok(lines.length > 0, "Should produce output");
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// Lines should not exceed width
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for (const line of plainLines) {
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assert.ok(line.length <= 15, `Line exceeds width 15: "${line}" (length: ${line.length})`);
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}
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});
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it("should render table correctly when it fits naturally", () => {
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const markdown = new Markdown(
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`| A | B |
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| --- | --- |
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| 1 | 2 |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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// Wide width where table fits naturally
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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// Should have proper table structure
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const headerLine = plainLines.find((line) => line.includes("A") && line.includes("B"));
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assert.ok(headerLine, "Should have header row");
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assert.ok(headerLine?.includes("│"), "Header should have borders");
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const separatorLine = plainLines.find((line) => line.includes("├") && line.includes("┼"));
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assert.ok(separatorLine, "Should have separator row");
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const dataLine = plainLines.find((line) => line.includes("1") && line.includes("2"));
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assert.ok(dataLine, "Should have data row");
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});
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it("should respect paddingX when calculating table width", () => {
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const markdown = new Markdown(
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`| Column One | Column Two |
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| --- | --- |
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| Data 1 | Data 2 |`,
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2, // paddingX = 2
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0,
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defaultMarkdownTheme,
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);
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// Width 40 with paddingX=2 means contentWidth=36
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const lines = markdown.render(40);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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// All lines should respect width
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for (const line of plainLines) {
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assert.ok(line.length <= 40, `Line exceeds width 40: "${line}" (length: ${line.length})`);
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}
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// Table rows should have left padding
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const tableRow = plainLines.find((line) => line.includes("│"));
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assert.ok(tableRow?.startsWith(" "), "Table should have left padding");
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});
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});
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describe("Combined features", () => {
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it("should render lists and tables together", () => {
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const markdown = new Markdown(
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`# Test Document
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- Item 1
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- Nested item
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- Item 2
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| Col1 | Col2 |
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| --- | --- |
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| A | B |`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
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// Check heading
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assert.ok(plainLines.some((line) => line.includes("Test Document")));
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// Check list
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assert.ok(plainLines.some((line) => line.includes("- Item 1")));
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assert.ok(plainLines.some((line) => line.includes(" - Nested item")));
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// Check table
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assert.ok(plainLines.some((line) => line.includes("Col1")));
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assert.ok(plainLines.some((line) => line.includes("│")));
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});
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});
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describe("Pre-styled text (thinking traces)", () => {
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it("should preserve gray italic styling after inline code", () => {
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// This replicates how thinking content is rendered in assistant-message.ts
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const markdown = new Markdown(
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"This is thinking with `inline code` and more text after",
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1,
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0,
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defaultMarkdownTheme,
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{
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color: (text) => chalk.gray(text),
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italic: true,
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},
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);
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const lines = markdown.render(80);
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const joinedOutput = lines.join("\n");
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// Should contain the inline code block
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assert.ok(joinedOutput.includes("inline code"));
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// The output should have ANSI codes for gray (90) and italic (3)
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assert.ok(joinedOutput.includes("\x1b[90m"), "Should have gray color code");
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assert.ok(joinedOutput.includes("\x1b[3m"), "Should have italic code");
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// Verify that inline code is styled (theme uses yellow)
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const hasCodeColor = joinedOutput.includes("\x1b[33m");
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assert.ok(hasCodeColor, "Should style inline code");
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});
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it("should preserve gray italic styling after bold text", () => {
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const markdown = new Markdown(
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"This is thinking with **bold text** and more after",
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1,
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0,
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defaultMarkdownTheme,
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{
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color: (text) => chalk.gray(text),
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italic: true,
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},
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);
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const lines = markdown.render(80);
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const joinedOutput = lines.join("\n");
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// Should contain bold text
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assert.ok(joinedOutput.includes("bold text"));
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// The output should have ANSI codes for gray (90) and italic (3)
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assert.ok(joinedOutput.includes("\x1b[90m"), "Should have gray color code");
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assert.ok(joinedOutput.includes("\x1b[3m"), "Should have italic code");
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// Should have bold codes (1 or 22 for bold on/off)
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assert.ok(joinedOutput.includes("\x1b[1m"), "Should have bold code");
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});
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});
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describe("Spacing after code blocks", () => {
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it("should have only one blank line between code block and following paragraph", () => {
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const markdown = new Markdown(
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`hello world
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\`\`\`js
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const hello = "world";
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\`\`\`
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again, hello world`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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const closingBackticksIndex = plainLines.indexOf("```");
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assert.ok(closingBackticksIndex !== -1, "Should have closing backticks");
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const afterBackticks = plainLines.slice(closingBackticksIndex + 1);
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const emptyLineCount = afterBackticks.findIndex((line) => line !== "");
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assert.strictEqual(
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emptyLineCount,
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1,
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`Expected 1 empty line after code block, but found ${emptyLineCount}. Lines after backticks: ${JSON.stringify(afterBackticks.slice(0, 5))}`,
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);
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});
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});
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describe("Spacing after dividers", () => {
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it("should have only one blank line between divider and following paragraph", () => {
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const markdown = new Markdown(
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`hello world
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---
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again, hello world`,
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0,
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0,
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defaultMarkdownTheme,
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);
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const lines = markdown.render(80);
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const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
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const dividerIndex = plainLines.findIndex((line) => line.includes("─"));
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assert.ok(dividerIndex !== -1, "Should have divider");
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const afterDivider = plainLines.slice(dividerIndex + 1);
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const emptyLineCount = afterDivider.findIndex((line) => line !== "");
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assert.strictEqual(
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emptyLineCount,
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1,
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|
`Expected 1 empty line after divider, but found ${emptyLineCount}. Lines after divider: ${JSON.stringify(afterDivider.slice(0, 5))}`,
|
|
);
|
|
});
|
|
});
|
|
|
|
describe("Spacing after headings", () => {
|
|
it("should have only one blank line between heading and following paragraph", () => {
|
|
const markdown = new Markdown(
|
|
`# Hello
|
|
|
|
This is a paragraph`,
|
|
0,
|
|
0,
|
|
defaultMarkdownTheme,
|
|
);
|
|
|
|
const lines = markdown.render(80);
|
|
const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
|
|
|
|
const headingIndex = plainLines.findIndex((line) => line.includes("Hello"));
|
|
assert.ok(headingIndex !== -1, "Should have heading");
|
|
|
|
const afterHeading = plainLines.slice(headingIndex + 1);
|
|
const emptyLineCount = afterHeading.findIndex((line) => line !== "");
|
|
|
|
assert.strictEqual(
|
|
emptyLineCount,
|
|
1,
|
|
`Expected 1 empty line after heading, but found ${emptyLineCount}. Lines after heading: ${JSON.stringify(afterHeading.slice(0, 5))}`,
|
|
);
|
|
});
|
|
});
|
|
|
|
describe("Spacing after blockquotes", () => {
|
|
it("should have only one blank line between blockquote and following paragraph", () => {
|
|
const markdown = new Markdown(
|
|
`hello world
|
|
|
|
> This is a quote
|
|
|
|
again, hello world`,
|
|
0,
|
|
0,
|
|
defaultMarkdownTheme,
|
|
);
|
|
|
|
const lines = markdown.render(80);
|
|
const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, "").trimEnd());
|
|
|
|
const quoteIndex = plainLines.findIndex((line) => line.includes("This is a quote"));
|
|
assert.ok(quoteIndex !== -1, "Should have blockquote");
|
|
|
|
const afterQuote = plainLines.slice(quoteIndex + 1);
|
|
const emptyLineCount = afterQuote.findIndex((line) => line !== "");
|
|
|
|
assert.strictEqual(
|
|
emptyLineCount,
|
|
1,
|
|
`Expected 1 empty line after blockquote, but found ${emptyLineCount}. Lines after quote: ${JSON.stringify(afterQuote.slice(0, 5))}`,
|
|
);
|
|
});
|
|
});
|
|
|
|
describe("HTML-like tags in text", () => {
|
|
it("should render content with HTML-like tags as text", () => {
|
|
// When the model emits something like <thinking>content</thinking> in regular text,
|
|
// marked might treat it as HTML and hide the content
|
|
const markdown = new Markdown(
|
|
"This is text with <thinking>hidden content</thinking> that should be visible",
|
|
0,
|
|
0,
|
|
defaultMarkdownTheme,
|
|
);
|
|
|
|
const lines = markdown.render(80);
|
|
const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
|
|
const joinedPlain = plainLines.join(" ");
|
|
|
|
// The content inside the tags should be visible
|
|
assert.ok(
|
|
joinedPlain.includes("hidden content") || joinedPlain.includes("<thinking>"),
|
|
"Should render HTML-like tags or their content as text, not hide them",
|
|
);
|
|
});
|
|
|
|
it("should render HTML tags in code blocks correctly", () => {
|
|
const markdown = new Markdown("```html\n<div>Some HTML</div>\n```", 0, 0, defaultMarkdownTheme);
|
|
|
|
const lines = markdown.render(80);
|
|
const plainLines = lines.map((line) => line.replace(/\x1b\[[0-9;]*m/g, ""));
|
|
const joinedPlain = plainLines.join("\n");
|
|
|
|
// HTML in code blocks should be visible
|
|
assert.ok(
|
|
joinedPlain.includes("<div>") && joinedPlain.includes("</div>"),
|
|
"Should render HTML in code blocks",
|
|
);
|
|
});
|
|
});
|
|
});
|