github.com/hlts2/go@v0.0.0-20170904000733-812b34efaed8/src/os/exec/env_test.go (about)

     1  // Copyright 2017 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package exec
     6  
     7  import (
     8  	"reflect"
     9  	"testing"
    10  )
    11  
    12  func TestDedupEnv(t *testing.T) {
    13  	tests := []struct {
    14  		noCase bool
    15  		in     []string
    16  		want   []string
    17  	}{
    18  		{
    19  			noCase: true,
    20  			in:     []string{"k1=v1", "k2=v2", "K1=v3"},
    21  			want:   []string{"K1=v3", "k2=v2"},
    22  		},
    23  		{
    24  			noCase: false,
    25  			in:     []string{"k1=v1", "K1=V2", "k1=v3"},
    26  			want:   []string{"k1=v3", "K1=V2"},
    27  		},
    28  		{
    29  			in:   []string{"=a", "=b", "foo", "bar"},
    30  			want: []string{"=b", "foo", "bar"},
    31  		},
    32  	}
    33  	for _, tt := range tests {
    34  		got := dedupEnvCase(tt.noCase, tt.in)
    35  		if !reflect.DeepEqual(got, tt.want) {
    36  			t.Errorf("Dedup(%v, %q) = %q; want %q", tt.noCase, tt.in, got, tt.want)
    37  		}
    38  	}
    39  }