github.com/Uhtred009/v2ray-core-1@v4.31.2+incompatible/common/common_test.go (about)

     1  package common_test
     2  
     3  import (
     4  	"errors"
     5  	"testing"
     6  
     7  	. "v2ray.com/core/common"
     8  )
     9  
    10  func TestMust(t *testing.T) {
    11  	hasPanic := func(f func()) (ret bool) {
    12  		defer func() {
    13  			if r := recover(); r != nil {
    14  				ret = true
    15  			}
    16  		}()
    17  		f()
    18  		return false
    19  	}
    20  
    21  	testCases := []struct {
    22  		Input func()
    23  		Panic bool
    24  	}{
    25  		{
    26  			Panic: true,
    27  			Input: func() { Must(func() error { return errors.New("test error") }()) },
    28  		},
    29  		{
    30  			Panic: true,
    31  			Input: func() { Must2(func() (int, error) { return 0, errors.New("test error") }()) },
    32  		},
    33  		{
    34  			Panic: false,
    35  			Input: func() { Must(func() error { return nil }()) },
    36  		},
    37  	}
    38  
    39  	for idx, test := range testCases {
    40  		if hasPanic(test.Input) != test.Panic {
    41  			t.Error("test case #", idx, " expect panic ", test.Panic, " but actually not")
    42  		}
    43  	}
    44  }