Test_ExponentialBackoff_Next() — fiber Function Reference

Architecture documentation for the Test_ExponentialBackoff_Next() function in exponential_backoff_test.go from the fiber codebase.

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FiberCore→ Context→ Test_ExponentialBackoff_Next() — fiber Function Reference

Dependency Diagram

graph TD
  31b2a86e_93e4_d018_2a5a_a7b9470283de["Test_ExponentialBackoff_Next()"]
  06704709_6b3e_c36a_84b3_c50264ae004e["exponential_backoff_test.go"]
  31b2a86e_93e4_d018_2a5a_a7b9470283de -->|defined in| 06704709_6b3e_c36a_84b3_c50264ae004e
  style 31b2a86e_93e4_d018_2a5a_a7b9470283de fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

addon/retry/exponential_backoff_test.go lines 88–147

func Test_ExponentialBackoff_Next(t *testing.T) {
	t.Parallel()
	tests := []struct {
		name                 string
		expBackoff           *ExponentialBackoff
		expNextTimeIntervals []time.Duration
	}{
		{
			name:       "With default values",
			expBackoff: NewExponentialBackoff(),
			expNextTimeIntervals: []time.Duration{
				1 * time.Second,
				2 * time.Second,
				4 * time.Second,
				8 * time.Second,
				16 * time.Second,
				32 * time.Second,
				32 * time.Second,
				32 * time.Second,
				32 * time.Second,
				32 * time.Second,
			},
		},
		{
			name: "Custom values",
			expBackoff: &ExponentialBackoff{
				InitialInterval: 2.0 * time.Second,
				MaxBackoffTime:  64 * time.Second,
				Multiplier:      3.0,
				MaxRetryCount:   8,
				currentInterval: 2.0 * time.Second,
			},
			expNextTimeIntervals: []time.Duration{
				2 * time.Second,
				6 * time.Second,
				18 * time.Second,
				54 * time.Second,
				64 * time.Second,
				64 * time.Second,
				64 * time.Second,
				64 * time.Second,
			},
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()
			for i := range tt.expBackoff.MaxRetryCount {
				next := tt.expBackoff.next()
				if next < tt.expNextTimeIntervals[i] || next > tt.expNextTimeIntervals[i]+1*time.Second {
					t.Errorf("wrong next time:\n"+
						"actual:%v\n"+
						"expected range:%v-%v\n",
						next, tt.expNextTimeIntervals[i], tt.expNextTimeIntervals[i]+1*time.Second)
				}
			}
		})
	}
}