mirror of https://github.com/mpolden/echoip
58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package http
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import (
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"fmt"
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"net"
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"testing"
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"unsafe"
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)
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func TestCache(t *testing.T) {
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c := NewCache(10)
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for i := 0; i < 100; i++ {
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ip := net.ParseIP(fmt.Sprintf("192.0.2.%d", i))
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r := &Response{IP: ip}
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fmt.Println(unsafe.Sizeof(r))
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c.Set(ip, r)
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}
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fmt.Println(len(c.entries))
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fmt.Println(len(c.keys))
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}
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func TestCacheCapacity(t *testing.T) {
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var tests = []struct {
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addCount, capacity, size int
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}{
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{1, 0, 0},
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{1, 2, 1},
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{2, 2, 2},
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{3, 2, 2},
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}
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for i, tt := range tests {
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c := NewCache(tt.capacity)
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var responses []*Response
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for i := 0; i < tt.addCount; i++ {
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ip := net.ParseIP(fmt.Sprintf("192.0.2.%d", i))
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r := &Response{IP: ip}
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responses = append(responses, r)
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c.Set(ip, r)
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}
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if got := len(c.entries); got != tt.size {
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t.Errorf("#%d: len(entries) = %d, want %d", i, got, tt.size)
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}
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if tt.capacity > 0 && tt.addCount > tt.capacity && tt.capacity == tt.size {
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lastAdded := responses[tt.addCount-1]
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if _, ok := c.Get(lastAdded.IP); !ok {
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t.Errorf("#%d: Get(%s) = (_, %t), want (_, %t)", i, lastAdded.IP.String(), ok, !ok)
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}
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firstAdded := responses[0]
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if _, ok := c.Get(firstAdded.IP); ok {
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t.Errorf("#%d: Get(%s) = (_, %t), want (_, %t)", i, firstAdded.IP.String(), ok, !ok)
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}
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}
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}
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}
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