Repository impl & tests, move tests, comp. pk insert support

schema/table.go

@@ -66,7 +66,7 @@ func (t Table) GetInsertDML(count int) (string, error) {
 	effectiveColumnsLen := 0
 	for i, col := range t.Columns {
 		_, ok := col.Modifiers["pk"]
-		if ok {
+		if ok && t.IsPkAuto() {
 			continue
 		}
 
@@ -116,7 +116,9 @@ func (t Table) GetUpdateDML() (string, error) {
 		_, ok := modifiers["pk"]
 		if ok {
 			pkColumns = append(pkColumns, col.Name)
-			continue
+			if t.IsPkAuto() {
+				continue
+			}
 		}
 
 		colDml, err := col.GetUpdateDML()
@@ -129,7 +131,6 @@ func (t Table) GetUpdateDML() (string, error) {
 		} else {
 			dml.WriteString(colDml + " ")
 		}
-
 	}
 
 	dml.WriteString("WHERE ")
@@ -174,3 +175,14 @@ func (t Table) GetDeleteDML(count int) (string, error) {
 
 	return dml.String(), nil
 }
+
+func (t Table) IsPkAuto() bool {
+	for _, constr := range t.Constraints {
+		if constr.Type != "pk" {
+			continue
+		}
+
+		return len(constr.Columns) == 1
+	}
+	return true
+}