github.com/kaydxh/golang@v0.0.131/go/os/value_test.go (about) 1 /* 2 *Copyright (c) 2022, kaydxh 3 * 4 *Permission is hereby granted, free of charge, to any person obtaining a copy 5 *of this software and associated documentation files (the "Software"), to deal 6 *in the Software without restriction, including without limitation the rights 7 *to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 *copies of the Software, and to permit persons to whom the Software is 9 *furnished to do so, subject to the following conditions: 10 * 11 *The above copyright notice and this permission notice shall be included in all 12 *copies or substantial portions of the Software. 13 * 14 *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 *IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 *FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 *AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 *LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 *OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 *SOFTWARE. 21 */ 22 package os_test 23 24 import ( 25 "fmt" 26 "testing" 27 28 os_ "github.com/kaydxh/golang/go/os" 29 ) 30 31 func TestGetOrFallback(t *testing.T) { 32 testCases := []struct { 33 value string 34 defaultValue string 35 expected string 36 }{ 37 { 38 value: "value", 39 defaultValue: "defaultValue", 40 expected: "value", 41 }, 42 { 43 value: "", 44 defaultValue: "defaultValue", 45 expected: "defaultValue", 46 }, 47 } 48 49 for i, testCase := range testCases { 50 t.Run(fmt.Sprintf("%d", i), func(t *testing.T) { 51 v := os_.GetValueOrFallback(testCase.value, testCase.defaultValue) 52 if v != testCase.expected { 53 t.Fatalf("failed to get or fall back, got : %s", v) 54 } 55 t.Logf("got value: %v", v) 56 57 }) 58 } 59 }