Refactoring tests.

Author: carusogabriel

Tests/FilesystemTest.php

@@ -26,7 +26,7 @@ public function testCopyCreatesNewFile()
         $this->filesystem->copy($sourceFilePath, $targetFilePath);
 
         $this->assertFileExists($targetFilePath);
-        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+        $this->assertStringEqualsFile($targetFilePath, 'SOURCE FILE');
     }
 
     /**
@@ -73,7 +73,7 @@ public function testCopyOverridesExistingFileIfModified()
         $this->filesystem->copy($sourceFilePath, $targetFilePath);
 
         $this->assertFileExists($targetFilePath);
-        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+        $this->assertStringEqualsFile($targetFilePath, 'SOURCE FILE');
     }
 
     public function testCopyDoesNotOverrideExistingFileByDefault()
@@ -92,7 +92,7 @@ public function testCopyDoesNotOverrideExistingFileByDefault()
         $this->filesystem->copy($sourceFilePath, $targetFilePath);
 
         $this->assertFileExists($targetFilePath);
-        $this->assertEquals('TARGET FILE', file_get_contents($targetFilePath));
+        $this->assertStringEqualsFile($targetFilePath, 'TARGET FILE');
     }
 
     public function testCopyOverridesExistingFileIfForced()
@@ -111,7 +111,7 @@ public function testCopyOverridesExistingFileIfForced()
         $this->filesystem->copy($sourceFilePath, $targetFilePath, true);
 
         $this->assertFileExists($targetFilePath);
-        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+        $this->assertStringEqualsFile($targetFilePath, 'SOURCE FILE');
     }
 
     /**
@@ -153,7 +153,7 @@ public function testCopyCreatesTargetDirectoryIfItDoesNotExist()
 
         $this->assertTrue(is_dir($targetFileDirectory));
         $this->assertFileExists($targetFilePath);
-        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+        $this->assertStringEqualsFile($targetFilePath, 'SOURCE FILE');
     }
 
     /**
@@ -772,9 +772,9 @@ public function testRemoveSymlink()
 
         $this->filesystem->remove($link);
 
-        $this->assertTrue(!is_link($link));
-        $this->assertTrue(!is_file($link));
-        $this->assertTrue(!is_dir($link));
+        $this->assertFalse(is_link($link));
+        $this->assertFalse(is_file($link));
+        $this->assertFalse(is_dir($link));
     }
 
     public function testSymlinkIsOverwrittenIfPointsToDifferentTarget()
@@ -1095,7 +1095,7 @@ public function testDumpFile()
         $this->filesystem->dumpFile($filename, 'bar');
 
         $this->assertFileExists($filename);
-        $this->assertSame('bar', file_get_contents($filename));
+        $this->assertStringEqualsFile($filename, 'bar');
     }
 
     /**
@@ -1108,7 +1108,7 @@ public function testDumpFileAndSetPermissions()
         $this->filesystem->dumpFile($filename, 'bar', 0753);
 
         $this->assertFileExists($filename);
-        $this->assertSame('bar', file_get_contents($filename));
+        $this->assertStringEqualsFile($filename, 'bar');
 
         // skip mode check on Windows
         if ('\\' !== DIRECTORY_SEPARATOR) {
@@ -1123,7 +1123,7 @@ public function testDumpFileWithNullMode()
         $this->filesystem->dumpFile($filename, 'bar', null);
 
         $this->assertFileExists($filename);
-        $this->assertSame('bar', file_get_contents($filename));
+        $this->assertStringEqualsFile($filename, 'bar');
 
         // skip mode check on Windows
         if ('\\' !== DIRECTORY_SEPARATOR) {
@@ -1139,7 +1139,7 @@ public function testDumpFileOverwritesAnExistingFile()
         $this->filesystem->dumpFile($filename, 'bar');
 
         $this->assertFileExists($filename);
-        $this->assertSame('bar', file_get_contents($filename));
+        $this->assertStringEqualsFile($filename, 'bar');
     }
 
     public function testDumpKeepsExistingPermissionsWhenOverwritingAnExistingFile()