2 files changed, 82 insertions, 0 deletions
diff --git a/lib/htmlpurifier/tests/FSTools/FileSystemHarness.php b/lib/htmlpurifier/tests/FSTools/FileSystemHarness.php
new file mode 100644
index 000000000..710196e4f
--- /dev/null
+++ b/lib/htmlpurifier/tests/FSTools/FileSystemHarness.php
@@ -0,0 +1,36 @@
+<?php
+
+/**
+ * Test harness that sets up a filesystem sandbox for file-emulation
+ * functions to safely unit test in.
+ *
+ * @todo Make an automatic FSTools mock or something
+ */
+class FSTools_FileSystemHarness extends UnitTestCase
+{
+
+    protected $dir, $oldDir;
+
+    function __construct() {
+        parent::__construct();
+        $this->dir = 'tmp/' . md5(uniqid(rand(), true)) . '/';
+        mkdir($this->dir);
+        $this->oldDir = getcwd();
+
+    }
+
+    function __destruct() {
+        FSTools::singleton()->rmdirr($this->dir);
+    }
+
+    function setup() {
+        chdir($this->dir);
+    }
+
+    function tearDown() {
+        chdir($this->oldDir);
+    }
+
+}
+
+// vim: et sw=4 sts=4
diff --git a/lib/htmlpurifier/tests/FSTools/FileTest.php b/lib/htmlpurifier/tests/FSTools/FileTest.php
new file mode 100644
index 000000000..e9b703a2d
--- /dev/null
+++ b/lib/htmlpurifier/tests/FSTools/FileTest.php
@@ -0,0 +1,46 @@
+<?php
+
+require_once 'FSTools/FileSystemHarness.php';
+
+/**
+ * These are not really unit tests, just sanity checks of basic functionality.
+ */
+class FSTools_FileTest extends FSTools_FileSystemHarness
+{
+
+    function test() {
+        $name = 'test.txt';
+        $file = new FSTools_File($name);
+        $this->assertFalse($file->exists());
+        $file->write('foobar');
+        $this->assertTrue($file->exists());
+        $this->assertEqual($file->get(), 'foobar');
+        $file->delete();
+        $this->assertFalse($file->exists());
+    }
+
+    function testGetNonExistent() {
+        $name = 'notfound.txt';
+        $file = new FSTools_File($name);
+        $this->expectError();
+        $this->assertFalse($file->get());
+    }
+
+    function testHandle() {
+        $file = new FSTools_File('foo.txt');
+        $this->assertFalse($file->exists());
+        $file->open('w');
+        $this->assertTrue($file->exists());
+        $file->put('Foobar');
+        $file->close();
+        $file->open('r');
+        $this->assertIdentical('F', $file->getChar());
+        $this->assertFalse($file->eof());
+        $this->assertIdentical('oo', $file->read(2));
+        $this->assertIdentical('bar', $file->getLine());
+        $this->assertTrue($file->eof());
+    }
+
+}
+
+// vim: et sw=4 sts=4