mark-query.js

const test = require('tape');
const Mark = require('./../mark.js');

test('Mark Select', function(assert) {
	let vtree = Mark.parse("{div {span class:'bold', width:'100px' 'text' {b 'bold'}} {br} {hr}}");
	assert.equal(vtree.find("span.bold").length, 1, "Match span.bold");
	assert.equal(vtree.find("span[width='100px']").length, 1, "Match span[width='100px']");
	assert.equal(vtree.find("div > span.bold").length, 1, "Match div > span.bold");
	assert.equal(vtree.find("div").length, 0, "Find should not match on div itself");
	assert.equal(vtree.find("[width]").length, 1, "Find [width] should have 1 match");
	assert.equal(vtree.find("span + br").length, 1, "Find adjacent sibling");
	assert.equal(vtree.find("span ~ hr").length, 1, "Find general sibling");
	assert.equal(vtree.find("hr:empty").length, 1, "Find empty hr");
	assert.equal(vtree.find("span:empty").length, 0, "Find empty span");
	assert.equal(vtree.find("span:first-child").length, 1, "Find first child");
	assert.equal(vtree.find("br:first-child").length, 0, "Find first child");
	
	assert.equal(vtree.matches("div"), true, "vtree should match div");
	assert.equal(vtree[0].matches("div span"), true, "span should match 'div span'");
	assert.equal(vtree[0].matches("div >> span"), true, "span should match 'div >> span'");
	assert.equal(vtree[0].matches("div > span"), true, "span should match 'div > span'");
	assert.equal(vtree[0].matches("span:first-child"), true, "span match :first-child");
	assert.equal(vtree[0][1].matches("div >> b"), true, "b should match 'div >> v'");
	
	// test error handling
	assert.equal(vtree.find("span:first").length, 0, "Find first child");
	assert.equal(vtree[0].matches("span:first"), false, "span match :first-child");
	
	assert.end();
});