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Added tests and fixed some incorrect behaviors in Filesystem

pull/142/head
Jordi Boggiano 2011-12-03 23:21:10 +01:00
parent bc88d86983
commit 4517a2e51e
2 changed files with 41 additions and 16 deletions
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22
src/Composer/Downloader/Util/Filesystem.php
View File

@ -58,8 +58,8 @@ class Filesystem
if (dirname($from) === dirname($to)) { if (dirname($from) === dirname($to)) {
return './'.basename($to); return './'.basename($to);
} }
$from = strtr($from, '\\', '/'); $from = rtrim(strtr($from, '\\', '/'), '/');
$to = strtr($to, '\\', '/'); $to = rtrim(strtr($to, '\\', '/'), '/');
$commonPath = dirname($to); $commonPath = dirname($to);
while (strpos($from, $commonPath) !== 0 && '/' !== $commonPath && !preg_match('{^[a-z]:/$}i', $commonPath)) { while (strpos($from, $commonPath) !== 0 && '/' !== $commonPath && !preg_match('{^[a-z]:/$}i', $commonPath)) {
@ -70,6 +70,10 @@ class Filesystem
return $to; return $to;
} }
if (strpos($from, $to) === 0) {
$sourcePathDepth = substr_count(substr($from, strlen($commonPath)), '/');
return str_repeat('../', $sourcePathDepth);
}
$commonPath = rtrim($commonPath, '/') . '/'; $commonPath = rtrim($commonPath, '/') . '/';
$sourcePathDepth = substr_count(substr($from, strlen($commonPath)), '/'); $sourcePathDepth = substr_count(substr($from, strlen($commonPath)), '/');
$commonPathCode = str_repeat('../', $sourcePathDepth); $commonPathCode = str_repeat('../', $sourcePathDepth);
@ -81,16 +85,17 @@ class Filesystem
* *
* @param string $from * @param string $from
* @param string $to * @param string $to
* @param Boolean $directories if true, the source/target are considered to be directories
* @return string * @return string
*/ */
public function findShortestPathCode($from, $to) public function findShortestPathCode($from, $to, $directories = false)
{ {
if (!$this->isAbsolutePath($from) || !$this->isAbsolutePath($to)) { if (!$this->isAbsolutePath($from) || !$this->isAbsolutePath($to)) {
throw new \InvalidArgumentException('from and to must be absolute paths'); throw new \InvalidArgumentException('from and to must be absolute paths');
} }
if ($from === $to) { if ($from === $to) {
return '__FILE__'; return $directories ? '__DIR__' : '__FILE__';
} }
$from = strtr($from, '\\', '/'); $from = strtr($from, '\\', '/');
$to = strtr($to, '\\', '/'); $to = strtr($to, '\\', '/');
@ -105,7 +110,14 @@ class Filesystem
} }
$commonPath = rtrim($commonPath, '/') . '/'; $commonPath = rtrim($commonPath, '/') . '/';
$sourcePathDepth = substr_count(substr($from, strlen($commonPath)), '/'); if (strpos($to, $from) === 0) {
return '__DIR__ . '.var_export(substr($to, strlen($from)), true);
}
if (strpos($from, $to) === 0) {
$sourcePathDepth = substr_count(substr($from, strlen($commonPath)), '/') - 1 + $directories;
return str_repeat('dirname(', $sourcePathDepth).'__DIR__'.str_repeat(')', $sourcePathDepth);
}
$sourcePathDepth = substr_count(substr($from, strlen($commonPath)), '/') + $directories;
$commonPathCode = str_repeat('dirname(', $sourcePathDepth).'__DIR__'.str_repeat(')', $sourcePathDepth); $commonPathCode = str_repeat('dirname(', $sourcePathDepth).'__DIR__'.str_repeat(')', $sourcePathDepth);
return $commonPathCode . '.' . var_export('/' . substr($to, strlen($commonPath)), true); return $commonPathCode . '.' . var_export('/' . substr($to, strlen($commonPath)), true);
} }

35
tests/Composer/Test/Downloader/Util/FilesystemTest.php
View File

@ -20,24 +20,35 @@ class FilesystemTest extends TestCase
/** /**
* @dataProvider providePathCouplesAsCode * @dataProvider providePathCouplesAsCode
*/ */
public function testFindShortestPathCode($a, $b, $expected) public function testFindShortestPathCode($a, $b, $directory, $expected)
{ {
$fs = new Filesystem; $fs = new Filesystem;
$this->assertEquals($expected, $fs->findShortestPathCode($a, $b)); $this->assertEquals($expected, $fs->findShortestPathCode($a, $b, $directory));
} }
public function providePathCouplesAsCode() public function providePathCouplesAsCode()
{ {
return array( return array(
array('/foo/bar', '/foo/bar', "__FILE__"), array('/foo/bar', '/foo/bar', false, "__FILE__"),
array('/foo/bar', '/foo/baz', "__DIR__.'/baz'"), array('/foo/bar', '/foo/baz', false, "__DIR__.'/baz'"),
array('/foo/bin/run', '/foo/vendor/acme/bin/run', "dirname(__DIR__).'/vendor/acme/bin/run'"), array('/foo/bin/run', '/foo/vendor/acme/bin/run', false, "dirname(__DIR__).'/vendor/acme/bin/run'"),
array('/foo/bin/run', '/foo/vendor/acme/bin/run', "dirname(__DIR__).'/vendor/acme/bin/run'"), array('/foo/bin/run', '/foo/vendor/acme/bin/run', false, "dirname(__DIR__).'/vendor/acme/bin/run'"),
array('/foo/bin/run', '/bar/bin/run', "'/bar/bin/run'"), array('/foo/bin/run', '/bar/bin/run', false, "'/bar/bin/run'"),
array('c:/bin/run', 'c:/vendor/acme/bin/run', "dirname(__DIR__).'/vendor/acme/bin/run'"), array('c:/bin/run', 'c:/vendor/acme/bin/run', false, "dirname(__DIR__).'/vendor/acme/bin/run'"),
array('c:\\bin\\run', 'c:/vendor/acme/bin/run', "dirname(__DIR__).'/vendor/acme/bin/run'"), array('c:\\bin\\run', 'c:/vendor/acme/bin/run', false, "dirname(__DIR__).'/vendor/acme/bin/run'"),
array('c:/bin/run', 'd:/vendor/acme/bin/run', "'d:/vendor/acme/bin/run'"), array('c:/bin/run', 'd:/vendor/acme/bin/run', false, "'d:/vendor/acme/bin/run'"),
array('c:\\bin\\run', 'd:/vendor/acme/bin/run', "'d:/vendor/acme/bin/run'"), array('c:\\bin\\run', 'd:/vendor/acme/bin/run', false, "'d:/vendor/acme/bin/run'"),
array('/foo/bar', '/foo/bar', true, "__DIR__"),
array('/foo/bar', '/foo/baz', true, "dirname(__DIR__).'/baz'"),
array('/foo/bin/run', '/foo/vendor/acme/bin/run', true, "dirname(dirname(__DIR__)).'/vendor/acme/bin/run'"),
array('/foo/bin/run', '/foo/vendor/acme/bin/run', true, "dirname(dirname(__DIR__)).'/vendor/acme/bin/run'"),
array('/foo/bin/run', '/bar/bin/run', true, "'/bar/bin/run'"),
array('c:/bin/run', 'c:/vendor/acme/bin/run', true, "dirname(dirname(__DIR__)).'/vendor/acme/bin/run'"),
array('c:\\bin\\run', 'c:/vendor/acme/bin/run', true, "dirname(dirname(__DIR__)).'/vendor/acme/bin/run'"),
array('c:/bin/run', 'd:/vendor/acme/bin/run', true, "'d:/vendor/acme/bin/run'"),
array('c:\\bin\\run', 'd:/vendor/acme/bin/run', true, "'d:/vendor/acme/bin/run'"),
array('C:/Temp/test', 'C:\Temp', true, "dirname(__DIR__)"),
array('C:/Temp', 'C:\Temp\test', true, "__DIR__ . '/test'"),
); );
} }
@ -62,6 +73,8 @@ class FilesystemTest extends TestCase
array('c:\\bin\\run', 'c:/vendor/acme/bin/run', "../vendor/acme/bin/run"), array('c:\\bin\\run', 'c:/vendor/acme/bin/run', "../vendor/acme/bin/run"),
array('c:/bin/run', 'd:/vendor/acme/bin/run', "d:/vendor/acme/bin/run"), array('c:/bin/run', 'd:/vendor/acme/bin/run', "d:/vendor/acme/bin/run"),
array('c:\\bin\\run', 'd:/vendor/acme/bin/run', "d:/vendor/acme/bin/run"), array('c:\\bin\\run', 'd:/vendor/acme/bin/run', "d:/vendor/acme/bin/run"),
array('C:/Temp/test', 'C:\Temp', "../"),
array('C:/Temp', 'C:\Temp\test', "test"),
); );
} }
} }