bagas
9d03f5507f
SonarQube Scan / SonarQube Trigger (push) Successful in 1m37s
- Added unit tests to cover random string generation and error handling. - Introduced Random interface and random struct for better abstraction. - Updated server, session, and interaction packages to require Random interface for dependency injection.
62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
package random
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import (
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"errors"
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"fmt"
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"testing"
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)
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type brainrotReader struct {
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err error
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}
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func (f *brainrotReader) Read(p []byte) (int, error) {
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return 0, f.err
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}
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func TestRandom_String(t *testing.T) {
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tests := []struct {
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name string
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length int
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wantErr bool
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}{
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{"ValidLengthZero", 0, false},
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{"ValidPositiveLength", 10, false},
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{"NegativeLength", -1, true},
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{"VeryLargeLength", 1_000_000, false},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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randomizer := New()
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result, err := randomizer.String(tt.length)
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if (err != nil) != tt.wantErr {
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t.Errorf("String() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !tt.wantErr && len(result) != tt.length {
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t.Errorf("String() length = %v, want %v", len(result), tt.length)
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}
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})
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}
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}
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func TestRandomWithFailingReader_String(t *testing.T) {
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var randomizer Random
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var errBrainrot = fmt.Errorf("you are not sigma enough")
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randomizer = &random{reader: &brainrotReader{err: errBrainrot}}
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t.Run("test failing reader", func(t *testing.T) {
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result, err := randomizer.String(20)
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if !errors.Is(err, errBrainrot) {
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t.Errorf("String() error = %v, wantErr %v", err, errBrainrot)
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return
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}
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if result != "" {
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t.Errorf("String() result = %v, want an empty string due to error", result)
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}
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})
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}
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