87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
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package cache
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import "testing"
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func TestIncrementWithInt(t *testing.T) {
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tc := NewOrderedCache[string, int](DefaultExpiration, 0)
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tc.Set("tint", 1, DefaultExpiration)
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n, err := tc.Increment("tint", 2)
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if err != nil {
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t.Error("Error incrementing:", err)
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}
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if *n != 3 {
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t.Error("Returned number is not 3:", n)
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}
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x, found := tc.Get("tint")
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if !found {
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t.Error("tint was not found")
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}
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if *x != 3 {
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t.Error("tint is not 3:", x)
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}
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}
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func TestIncrementInt8(t *testing.T) {
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tc := NewOrderedCache[string, int8](DefaultExpiration, 0)
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tc.Set("int8", 1, DefaultExpiration)
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n, err := tc.Increment("int8", 2)
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if err != nil {
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t.Error("Error decrementing:", err)
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}
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if *n != 3 {
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t.Error("Returned number is not 3:", n)
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}
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x, found := tc.Get("int8")
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if !found {
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t.Error("int8 was not found")
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}
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if *x != 3 {
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t.Error("int8 is not 3:", x)
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}
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}
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func TestIncrementOverflowInt(t *testing.T) {
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tc := NewOrderedCache[string, int8](DefaultExpiration, 0)
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tc.Set("int8", 127, DefaultExpiration)
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n, err := tc.Increment("int8", 1)
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if err != nil {
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t.Error("Error incrementing int8:", err)
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}
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if *n != -128 {
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t.Error("Returned number is not -128:", n)
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}
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x, _ := tc.Get("int8")
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int8 := *x
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if int8 != -128 {
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t.Error("int8 did not overflow as expected; value:", int8)
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}
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}
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func TestIncrementOverflowUint(t *testing.T) {
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tc := NewOrderedCache[string, uint8](DefaultExpiration, 0)
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tc.Set("uint8", 255, DefaultExpiration)
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n, err := tc.Increment("uint8", 1)
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if err != nil {
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t.Error("Error incrementing int8:", err)
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}
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if *n != 0 {
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t.Error("Returned number is not 0:", n)
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}
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x, _ := tc.Get("uint8")
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uint8 := *x
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if uint8 != 0 {
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t.Error("uint8 did not overflow as expected; value:", uint8)
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}
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}
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func BenchmarkIncrement(b *testing.B) {
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b.StopTimer()
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tc := NewOrderedCache[string, int](DefaultExpiration, 0)
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tc.Set("foo", 0, DefaultExpiration)
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b.StartTimer()
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for i := 0; i < b.N; i++ {
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tc.Increment("foo", 1)
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}
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}
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