master

DifferentialTabReplacementTestCase.php
View Options

			<?php

			final class DifferentialTabReplacementTestCase
			extends PhabricatorTestCase {

			public function testTabReplacement() {
			$tab1 = "<span data-copy-text=\"\t\"> </span>";
			$tab2 = "<span data-copy-text=\"\t\"> </span>";

			$cat = "\xF0\x9F\x90\xB1";

			$cases = array(
			'' => '',
			'x' => 'x',

			// Tabs inside HTML tags should not be replaced.
			"<\t>x" => "<\t>x",

			// Normal tabs should be replaced. These are all aligned to the tab
			// width, so they'll be replaced inline.
			"\tx" => "{$tab2}x",
			" \tx" => " {$tab2}x",
			"\t x" => "{$tab2} x",
			"aa\tx" => "aa{$tab2}x",
			"aa \tx" => "aa {$tab2}x",
			"aa\t x" => "aa{$tab2} x",

			// This tab is not tabstop-aligned, so it is replaced with fewer
			// spaces to bring us to the next tabstop.
			" \tx" => " {$tab1}x",

			// Text inside HTML tags should not count when aligning tabs with
			// tabstops.
			"<tag> </tag>\tx" => "<tag> </tag>{$tab1}x",
			"<tag2> </tag>\tx" => "<tag2> </tag>{$tab1}x",

			// The code has to take a slow path when inputs contain unicode, but
			// should produce the right results and align tabs to tabstops while
			// respecting UTF8 display character widths, not byte widths.
			"{$cat}\tx" => "{$cat}{$tab1}x",
			"{$cat}{$cat}\tx" => "{$cat}{$cat}{$tab2}x",
			);

			foreach ($cases as $input => $expect) {
			$actual = DifferentialChangesetParser::replaceTabsWithSpaces(
			$input,
			2);

			$this->assertEqual(
			$expect,
			$actual,
			pht('Tabs to Spaces: %s', $input));
			}
			}

			}