const expect = require("chai").expect;
const CompileHTML = require("../lib/compileHTML");

describe("Compile AST to HTML String", function () {
	it("Simple AST", function () {
		const ast = [
			{ type: "bold", children: ["my"] },
			{ type: "text", children: ["simple"] },
			{ type: "italics", children: ["AST"] },
		];
		const expectedOutput =
			'<p><span class="bold">my</span><span class="text">simple</span><span class="italics">AST</span></p>';
		expect(CompileHTML(ast)).to.eql(expectedOutput);
	});

	it("Nested AST", function () {
		const ast = [
			{
				type: "bold",
				children: [
					"Bold",
					{
						type: "italics",
						children: [
							"Italics",
							{
								type: "strikethrough",
								children: [
									"strikethrough",
									{ type: "underline", children: ["underline"] },
									"strikethrough",
								],
							},
							"Italics",
						],
					},
					"Bold",
				],
			},
		];
		const expectedOutput =
			'<p><span class="bold">Bold<span class="italics">Italics<span class="strikethrough">strikethrough<span class="underline">underline</span>strikethrough</span>Italics</span>Bold</span></p>';
		expect(CompileHTML(ast)).to.eql(expectedOutput);
	});

	it("Link AST", function () {
		const ast = [
			{ type: "url", children: ["The Feathers"], url: "feathers.studio" },
		];
		const expectedOutput =
			'<p><a href="feathers.studio" class="url">The Feathers</a></p>';
		expect(CompileHTML(ast)).to.eql(expectedOutput);
	});

	it("Formatted Link AST - 1", function () {
		const ast = [
			{
				type: "url",
				children: [{ type: "bold", children: ["The Feathers"] }],
				url: "feathers.studio",
			},
		];
		const expectedOutput =
			'<p><a href="feathers.studio" class="url"><span class="bold">The Feathers</span></a></p>';
		expect(CompileHTML(ast)).to.eql(expectedOutput);
	});

	it("Formatted Link AST - 2", function () {
		const ast = [
			{
				type: "url",
				children: [
					{
						type: "bold",
						children: ["The ", { type: "underline", children: ["Feathers"] }],
					},
				],
				url: "feathers.studio",
			},
		];
		const expectedOutput =
			'<p><a href="feathers.studio" class="url"><span class="bold">The <span class="underline">Feathers</span></span></a></p>';
		expect(CompileHTML(ast)).to.eql(expectedOutput);
	});
});