Fixes expectations no arg exp but act args passed

expectations_go18.go

@@ -30,6 +30,9 @@ func (e *ExpectedQuery) WillReturnRows(rows ...*Rows) *ExpectedQuery {
 
 func (e *queryBasedExpectation) argsMatches(args []driver.NamedValue) error {
 	if nil == e.args {
+		if len(args) > 0 {
+			return fmt.Errorf("expected 0, but got %d arguments", len(args))
+		}
 		return nil
 	}
 	if len(args) != len(e.args) {

expectations_go18_test.go

@@ -12,8 +12,8 @@ import (
 func TestQueryExpectationArgComparison(t *testing.T) {
 	e := &queryBasedExpectation{converter: driver.DefaultParameterConverter}
 	against := []driver.NamedValue{{Value: int64(5), Ordinal: 1}}
-	if err := e.argsMatches(against); err != nil {
-		t.Errorf("arguments should match, since the no expectation was set, but got err: %s", err)
+	if err := e.argsMatches(against); err == nil {
+		t.Errorf("arguments should not match, since no expectation was set, but argument was passed")
 	}
 
 	e.args = []driver.Value{5, "str"}
@@ -104,8 +104,8 @@ func TestQueryExpectationArgComparisonBool(t *testing.T) {
 func TestQueryExpectationNamedArgComparison(t *testing.T) {
 	e := &queryBasedExpectation{converter: driver.DefaultParameterConverter}
 	against := []driver.NamedValue{{Value: int64(5), Name: "id"}}
-	if err := e.argsMatches(against); err != nil {
-		t.Errorf("arguments should match, since the no expectation was set, but got err: %s", err)
+	if err := e.argsMatches(against); err == nil {
+		t.Errorf("arguments should not match, since no expectation was set, but argument was passed")
 	}
 
 	e.args = []driver.Value{

sqlmock_go18_test.go

@@ -435,9 +435,9 @@ func TestContextExecErrorDelay(t *testing.T) {
 	defer db.Close()
 
 	// test that return of error is delayed
-	var delay time.Duration
-	delay = 100 * time.Millisecond
+	var delay time.Duration = 100 * time.Millisecond
 	mock.ExpectExec("^INSERT INTO articles").
+		WithArgs("hello").
 		WillReturnError(errors.New("slow fail")).
 		WillDelayFor(delay)
 

sqlmock_test.go

@@ -959,7 +959,7 @@ func TestPrepareExec(t *testing.T) {
 	mock.ExpectBegin()
 	ep := mock.ExpectPrepare("INSERT INTO ORDERS\\(ID, STATUS\\) VALUES \\(\\?, \\?\\)")
 	for i := 0; i < 3; i++ {
-		ep.ExpectExec().WillReturnResult(NewResult(1, 1))
+		ep.ExpectExec().WithArgs(i, "Hello"+strconv.Itoa(i)).WillReturnResult(NewResult(1, 1))
 	}
 	mock.ExpectCommit()
 	tx, _ := db.Begin()
@@ -1073,7 +1073,7 @@ func TestPreparedStatementCloseExpectation(t *testing.T) {
 	defer db.Close()
 
 	ep := mock.ExpectPrepare("INSERT INTO ORDERS").WillBeClosed()
-	ep.ExpectExec().WillReturnResult(NewResult(1, 1))
+	ep.ExpectExec().WithArgs(1, "Hello").WillReturnResult(NewResult(1, 1))
 
 	stmt, err := db.Prepare("INSERT INTO ORDERS(ID, STATUS) VALUES (?, ?)")
 	if err != nil {
@@ -1102,9 +1102,9 @@ func TestExecExpectationErrorDelay(t *testing.T) {
 	defer db.Close()
 
 	// test that return of error is delayed
-	var delay time.Duration
-	delay = 100 * time.Millisecond
+	var delay time.Duration = 100 * time.Millisecond
 	mock.ExpectExec("^INSERT INTO articles").
+		WithArgs("hello").
 		WillReturnError(errors.New("slow fail")).
 		WillDelayFor(delay)
 
@@ -1230,10 +1230,10 @@ func Test_sqlmock_Prepare_and_Exec(t *testing.T) {
 
 	mock.ExpectPrepare("SELECT (.+) FROM users WHERE (.+)")
 	expected := NewResult(1, 1)
-	mock.ExpectExec("SELECT (.+) FROM users WHERE (.+)").
+	mock.ExpectExec("SELECT (.+) FROM users WHERE (.+)").WithArgs("test").
 		WillReturnResult(expected)
 	expectedRows := mock.NewRows([]string{"id", "name", "email"}).AddRow(1, "test", "[email protected]")
-	mock.ExpectQuery("SELECT (.+) FROM users WHERE (.+)").WillReturnRows(expectedRows)
+	mock.ExpectQuery("SELECT (.+) FROM users WHERE (.+)").WithArgs("test").WillReturnRows(expectedRows)
 
 	got, err := mock.(*sqlmock).Prepare(query)
 	if err != nil {
@@ -1326,7 +1326,7 @@ func Test_sqlmock_Query(t *testing.T) {
 	}
 	defer db.Close()
 	expectedRows := mock.NewRows([]string{"id", "name", "email"}).AddRow(1, "test", "[email protected]")
-	mock.ExpectQuery("SELECT (.+) FROM users WHERE (.+)").WillReturnRows(expectedRows)
+	mock.ExpectQuery("SELECT (.+) FROM users WHERE (.+)").WithArgs("test").WillReturnRows(expectedRows)
 	query := "SELECT name, email FROM users WHERE name = ?"
 	rows, err := mock.(*sqlmock).Query(query, []driver.Value{"test"})
 	if err != nil {