const result = markdownToIR(input);

// Each nested level is a new paragraph

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("level 1\n\nlevel 2\n\nlevel 3");

});

});

const result = markdownToIR(input);

// Code blocks preserve their trailing newline

expect(result.text.startsWith("quote\n\ncode")).toBe(true);

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("quote\n\ncode\n");

});

it("should have double newline between blockquote and horizontal rule", () => {

const input = "> quote\n\n---\n\nparagraph";

const result = markdownToIR(input);

// HR just adds a newline in IR, but should not create triple newlines

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("quote\n\n───\n\nparagraph");

});

});

// Multi-paragraph blockquote should have proper internal spacing

// AND proper spacing with following content

expect(result.text).toContain("first paragraph\n\nsecond paragraph");

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("first paragraph\n\nsecond paragraph\n\nfollowing paragraph");

});

});

const input = ">\n\nparagraph";

const result = markdownToIR(input);

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("paragraph");

});

it("should handle blockquote at end of document", () => {

const input = "paragraph\n\n> quote";

const result = markdownToIR(input);

// No trailing triple newlines

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("paragraph\n\nquote");

});

it("should handle multiple blockquotes with paragraphs between", () => {

const result = markdownToIR(input);

// Lists already work correctly

expect(result.text).toContain("• item 2\n\nparagraph");

expect(result.text).not.toContain("\n\n\n");

expect(result.text).toBe("• item 1\n• item 2\n\nparagraph");

});

it("heading followed by paragraph should have double newline", () => {