Update SQL Server driver library

vendor/github.com/denisenkom/go-mssqldb/uniqueidentifier_test.go

@@ -0,0 +1,70 @@
+package mssql
+
+import (
+	"bytes"
+	"database/sql"
+	"database/sql/driver"
+	"fmt"
+	"testing"
+)
+
+func TestUniqueIdentifier(t *testing.T) {
+	dbUUID := UniqueIdentifier{0x67, 0x45, 0x23, 0x01,
+		0xAB, 0x89,
+		0xEF, 0xCD,
+		0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF,
+	}
+
+	uuid := UniqueIdentifier{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF}
+
+	t.Run("Scan", func(t *testing.T) {
+		t.Run("[]byte", func(t *testing.T) {
+			var sut UniqueIdentifier
+			if err := sut.Scan(dbUUID[:]); err != nil {
+				t.Fatal(err)
+			}
+			if sut != uuid {
+				t.Errorf("bytes not swapped correctly: got %q; want %q", sut, uuid)
+			}
+		})
+
+		t.Run("string", func(t *testing.T) {
+			var sut UniqueIdentifier
+			if err := sut.Scan(uuid.String()); err != nil {
+				t.Fatal(err)
+			}
+			if sut != uuid {
+				t.Errorf("string not scanned correctly: got %q; want %q", sut, uuid)
+			}
+		})
+	})
+
+	t.Run("Value", func(t *testing.T) {
+		sut := uuid
+		v, err := sut.Value()
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		b, ok := v.([]byte)
+		if !ok {
+			t.Fatalf("(%T) is not []byte", v)
+		}
+
+		if !bytes.Equal(b, dbUUID[:]) {
+			t.Errorf("got %q; want %q", b, dbUUID)
+		}
+	})
+}
+
+func TestUniqueIdentifierString(t *testing.T) {
+	sut := UniqueIdentifier{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF, 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF}
+	expected := "01234567-89AB-CDEF-0123-456789ABCDEF"
+	if actual := sut.String(); actual != expected {
+		t.Errorf("sut.String() = %s; want %s", sut, expected)
+	}
+}
+
+var _ fmt.Stringer = UniqueIdentifier{}
+var _ sql.Scanner = &UniqueIdentifier{}
+var _ driver.Valuer = UniqueIdentifier{}