BUGFIX If fixture file is NULL don't cause the test framework to brea…

…k down because of it (from r100548)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@105601 467b73ca-7a2a-4603-9d3b-597d59a354a9

dev/SapphireTest.php

@@ -129,17 +129,19 @@ function setUp() {
 
 			self::empty_temp_db();
 
-			$fixtureFiles = (is_array($fixtureFile)) ? $fixtureFile : array($fixtureFile);
-
-			$i = 0;
-			foreach($fixtureFiles as $fixtureFilePath) {
-				$fixture = new YamlFixture($fixtureFilePath);
-				$fixture->saveIntoDatabase();
-				$this->fixtures[] = $fixture;
-
-				// backwards compatibility: Load first fixture into $this->fixture
-				if($i == 0) $this->fixture = $fixture;
-				$i++;
+			if($fixtureFile) {
+				$fixtureFiles = (is_array($fixtureFile)) ? $fixtureFile : array($fixtureFile);
+
+				$i = 0;
+				foreach($fixtureFiles as $fixtureFilePath) {
+					$fixture = new YamlFixture($fixtureFilePath);
+					$fixture->saveIntoDatabase();
+					$this->fixtures[] = $fixture;
+
+					// backwards compatibility: Load first fixture into $this->fixture
+					if($i == 0) $this->fixture = $fixture;
+					$i++;
+				}
 			}
 
 			$this->logInWithPermission("ADMIN");