test('rules are inherited 2', () => {
		let actual = Theme.createFromParsedTheme([
			new ParsedThemeRule('', -1, FontStyle.NotSet, 'F8F8F2', '272822'),
			new ParsedThemeRule('var', -1, FontStyle.Bold, 'ff0000', null),
			new ParsedThemeRule('var.identifier', -1, FontStyle.NotSet, '00ff00', null),
			new ParsedThemeRule('constant', 4, FontStyle.Italic, '100000', null),
			new ParsedThemeRule('constant.numeric', 5, FontStyle.NotSet, '200000', null),
			new ParsedThemeRule('constant.numeric.hex', 6, FontStyle.Bold, null, null),
			new ParsedThemeRule('constant.numeric.oct', 7, FontStyle.Bold | FontStyle.Italic | FontStyle.Underline, null, null),
			new ParsedThemeRule('constant.numeric.dec', 8, FontStyle.None, '300000', null),
		]);
		let colorMap = new ColorMap();
		const _A = colorMap.getId('F8F8F2');
		const _B = colorMap.getId('272822');
		const _C = colorMap.getId('100000');
		const _D = colorMap.getId('200000');
		const _E = colorMap.getId('300000');
		const _F = colorMap.getId('ff0000');
		const _G = colorMap.getId('00ff00');
		assert.deepEqual(actual.getColorMap(), colorMap.getColorMap());
		let root = new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.None, _A, _B), {
			'var': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.Bold, _F, _B), {
				'identifier': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.Bold, _G, _B))
			}),
			'constant': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.Italic, _C, _B), {
				'numeric': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.Italic, _D, _B), {
					'hex': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.Bold, _D, _B)),
					'oct': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.Bold | FontStyle.Italic | FontStyle.Underline, _D, _B)),
					'dec': new ExternalThemeTrieElement(new ThemeTrieElementRule(FontStyle.None, _E, _B)),
				})
			})
		});
		assert.deepEqual(actual.getThemeTrieElement(), root);
	});

	public setTheme(themeName: string): string {
		let themeData: KnownTheme;
		if (this._knownThemes.has(themeName)) {
			themeData = this._knownThemes.get(themeName);
		} else {
			themeData = this._knownThemes.get(VS_THEME_NAME);
		}


		this._theme = Theme.createFromRawTheme(themeData.rules);
		let colorMap = this._theme.getColorMap();
		let cssRules = generateTokensCSSForColorMap(colorMap);
		this._styleElement.innerHTML = cssRules;

		TokenizationRegistry.setColorMap(colorMap);

		return themeData.cssClassName;
	}