Files
tunnel-please/internal/random/random_test.go
bagas 7159300fa2
SonarQube Scan / SonarQube Trigger (push) Successful in 1m39s
test(stream): add unit tests for stream behavior
- Fix duplicating EOF error when closing SSH connection
- Add new SessionStatusCLOSED type
2026-01-22 21:04:05 +07:00

77 lines
1.5 KiB
Go

package random
import (
"errors"
"fmt"
"io"
"testing"
)
type brainrotReader struct {
err error
}
func (f *brainrotReader) Read(p []byte) (int, error) {
return 0, f.err
}
func TestRandom_String(t *testing.T) {
tests := []struct {
name string
length int
wantErr bool
}{
{"ValidLengthZero", 0, false},
{"ValidPositiveLength", 10, false},
{"NegativeLength", -1, true},
{"VeryLargeLength", 1_000_000, false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
randomizer := New()
result, err := randomizer.String(tt.length)
if (err != nil) != tt.wantErr {
t.Errorf("String() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !tt.wantErr && len(result) != tt.length {
t.Errorf("String() length = %v, want %v", len(result), tt.length)
}
})
}
}
func TestRandomWithFailingReader_String(t *testing.T) {
errBrainrot := fmt.Errorf("you are not sigma enough")
tests := []struct {
name string
reader io.Reader
expectErr error
}{
{
name: "failing reader",
reader: &brainrotReader{err: errBrainrot},
expectErr: errBrainrot,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
randomizer := &random{reader: tt.reader}
result, err := randomizer.String(20)
if !errors.Is(err, tt.expectErr) {
t.Errorf("String() error = %v, wantErr %v", err, tt.expectErr)
return
}
if result != "" {
t.Errorf("String() result = %v, want an empty string due to error", result)
}
})
}
}