github.com/matrixorigin/matrixone@v0.7.0/pkg/sql/plan/function/builtin/multi/concat_ws_test.go (about)

     1  // Copyright 2021 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package multi
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/matrixorigin/matrixone/pkg/container/vector"
    21  	"github.com/matrixorigin/matrixone/pkg/testutil"
    22  	"github.com/stretchr/testify/require"
    23  )
    24  
    25  func TestConcat_ws(t *testing.T) {
    26  	vector0 := testutil.MakeScalarVarchar("---", 4)
    27  	vector1 := testutil.MakeVarcharVector([]string{"hello", "", "guten", "guten"}, []uint64{1})
    28  	vector2 := testutil.MakeVarcharVector([]string{"hello", "", "guten", "guten"}, []uint64{1})
    29  	inputVectors := []*vector.Vector{vector0, vector1, vector2}
    30  	proc := testutil.NewProc()
    31  	outputVector, err := Concat_ws(inputVectors, proc)
    32  	rs := vector.GetStrVectorValues(outputVector)
    33  	require.NoError(t, err)
    34  	require.Equal(t, []string{"hello---hello", "", "guten---guten", "guten---guten"}, rs)
    35  }