diff --git a/internal/tests/integration/dataframe_test.go b/internal/tests/integration/dataframe_test.go
index ae9e06b..c4301a1 100644
--- a/internal/tests/integration/dataframe_test.go
+++ b/internal/tests/integration/dataframe_test.go
@@ -694,3 +694,59 @@ func TestDataFrame_FreqItems(t *testing.T) {
 	assert.NoErrorf(t, err, "%+v", err)
 	assert.Len(t, res, 1)
 }
+
+func TestDataFrame_Config_GetAll(t *testing.T) {
+	ctx, spark := connect()
+	result, err := spark.Config().GetAll(ctx)
+	assert.NoError(t, err, "%+v", err)
+	assert.Equal(t, "driver", (*result)["spark.executor.id"])
+}
+
+func TestDataFrame_Config_Get(t *testing.T) {
+	ctx, spark := connect()
+	keys := []string{
+		"spark.executor.id",
+	}
+	result, err := spark.Config().Get(ctx, keys)
+	assert.NoError(t, err, "%+v", err)
+	assert.Equal(t, "driver", (*result)["spark.executor.id"])
+}
+
+func TestDataFrame_Config_GetWithDefault(t *testing.T) {
+	ctx, spark := connect()
+	keys := map[string]string{
+		"spark.executor.id": "executor_id_not_set",
+		"spark.whatever":    "whatever_not_set",
+	}
+	result, err := spark.Config().GetWithDefault(ctx, keys)
+	assert.NoError(t, err, "%+v", err)
+	assert.Equal(t, "driver", (*result)["spark.executor.id"])
+	assert.Equal(t, "whatever_not_set", (*result)["spark.whatever"])
+}
+
+func TestDataFrame_Config_Set(t *testing.T) {
+	ctx, spark := connect()
+	err := spark.Config().Set(ctx, "spark.whatever", "whatever_set")
+	assert.NoError(t, err, "%+v", err)
+}
+
+func TestDataFrame_Config_IsModifiable(t *testing.T) {
+	ctx, spark := connect()
+	keys := []string{
+		"spark.executor.id",
+	}
+	result, err := spark.Config().IsModifiable(ctx, keys)
+	assert.NoError(t, err, "%+v", err)
+	assert.Equal(t, "false", (*result)["spark.executor.id"])
+}
+
+func TestDataFrame_Config_Unset(t *testing.T) {
+	ctx, spark := connect()
+	keys := []string{
+		"spark.magnus",
+	}
+	err := spark.Config().Set(ctx, "spark.whatever", "whatever_set")
+	assert.NoError(t, err, "%+v", err)
+	err = spark.Config().Unset(ctx, keys)
+	assert.NoError(t, err, "%+v", err)
+}