Add tests for Blob initializer

Author: jberkel

SQLiteTests/BlobTests.swift

@@ -9,4 +9,15 @@ class BlobTests : XCTestCase {
         XCTAssertEqual(blob.toHex(), "000a141e28323c46505a6496faff")
     }
 
+    func test_init_array() {
+        let blob = Blob(bytes: [42, 42, 42])
+        XCTAssertEqual(blob.bytes, [42, 42, 42])
+    }
+
+    func test_init_unsafeRawPointer() {
+        let pointer = UnsafeMutablePointer<UInt8>.allocate(capacity: 3)
+        pointer.initialize(to: 42, count: 3)
+        let blob = Blob(bytes: pointer, length: 3)
+        XCTAssertEqual(blob.bytes, [42, 42, 42])
+    }
 }