forked from cerc-io/ipld-eth-server
36 lines
743 B
Go
36 lines
743 B
Go
package bigcache
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import (
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"hash/fnv"
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"testing"
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)
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type testCase struct {
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text string
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expectedHash uint64
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}
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var testCases = []testCase{
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{"", stdLibFnvSum64("")},
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{"a", stdLibFnvSum64("a")},
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{"ab", stdLibFnvSum64("ab")},
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{"abc", stdLibFnvSum64("abc")},
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{"some longer and more complicated text", stdLibFnvSum64("some longer and more complicated text")},
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}
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func TestFnvHashSum64(t *testing.T) {
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h := newDefaultHasher()
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for _, testCase := range testCases {
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hashed := h.Sum64(testCase.text)
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if hashed != testCase.expectedHash {
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t.Errorf("hash(%q) = %d want %d", testCase.text, hashed, testCase.expectedHash)
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}
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}
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}
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func stdLibFnvSum64(key string) uint64 {
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h := fnv.New64a()
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h.Write([]byte(key))
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return h.Sum64()
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}
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