github.com/aacfactory/fns@v1.2.86-0.20240310083819-80d667fc0a17/context/operators/map_test.go (about)

     1  /*
     2   * Copyright 2023 Wang Min Xiang
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   * 	http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   *
    16   */
    17  
    18  package operators_test
    19  
    20  import (
    21  	"fmt"
    22  	"github.com/aacfactory/fns/context"
    23  	"github.com/aacfactory/fns/context/operators"
    24  	"testing"
    25  )
    26  
    27  func TestMap(t *testing.T) {
    28  	nn := []int{1, 2, 3, 4, 5}
    29  	ss, ssErr := operators.MapSlice(context.TODO(), nn, func(ctx context.Context, n int) (string, error) {
    30  		return fmt.Sprintf("%d", n), nil
    31  	})
    32  	if ssErr != nil {
    33  		t.Errorf("%+v", ssErr)
    34  		return
    35  	}
    36  	t.Log(ss)
    37  }