go.mondoo.com/cnquery@v0.0.0-20231005093811-59568235f6ea/utils/stringx/intersection_test.go (about)

     1  // Copyright (c) Mondoo, Inc.
     2  // SPDX-License-Identifier: BUSL-1.1
     3  
     4  package stringx_test
     5  
     6  import (
     7  	"testing"
     8  
     9  	"github.com/stretchr/testify/assert"
    10  	"go.mondoo.com/cnquery/utils/stringx"
    11  )
    12  
    13  func TestIntersection(t *testing.T) {
    14  	a := []string{"a", "b", "c"}
    15  	b := []string{"b", "c", "d", "f"}
    16  
    17  	actual := stringx.Intersection(a, b)
    18  	expected := []string{"b", "c"}
    19  	assert.ElementsMatch(t, actual, expected)
    20  }
    21  
    22  func TestIntersectionNoOverlap(t *testing.T) {
    23  	a := []string{"a", "b", "c"}
    24  	b := []string{"d", "f"}
    25  
    26  	actual := stringx.Intersection(a, b)
    27  	assert.Empty(t, actual)
    28  }