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package city_test
import (
_ "embed"
"encoding/json"
"testing"
"github.com/go-faster/city"
)
// Generated with:
// go run ./internal/citygen > _testdata/data.json
// Not worth it to use go:generate here.
//go:embed _testdata/data.json
var testData []byte
func TestData(t *testing.T) {
var data struct {
Seed city.U128
Entries []struct {
Input string
City32 uint32
City64 uint64
City128 city.U128
City128Seed city.U128
ClickHouse64 uint64
ClickHouse128 city.U128
ClickHouse128Seed city.U128
}
}
if err := json.Unmarshal(testData, &data); err != nil {
t.Fatal(err)
}
for _, e := range data.Entries {
input := []byte(e.Input)
if v := city.Hash32(input); v != e.City32 {
t.Errorf("Hash32(%q) %d (got) != %d (expected)", input, v, e.City32)
}
if v := city.Hash64(input); v != e.City64 {
t.Errorf("Hash64(%q) %d (got) != %d (expected)", input, v, e.City64)
}
if v := city.Hash128(input); v != e.City128 {
t.Errorf("Hash128(%q) %v (got) != %v (expected)", input, v, e.City128)
}
if v := city.Hash128Seed(input, data.Seed); v != e.City128Seed {
t.Errorf("Hash128Seed(%q, %v) %v (got) != %v (expected)", input, data.Seed, v, e.City128Seed)
}
if v := city.CH64(input); v != e.ClickHouse64 {
t.Errorf("CH64(%q) %v (got) != %v (expected)", input, v, e.City64)
}
if v := city.CH128(input); v != e.ClickHouse128 {
t.Errorf("CH128(%q) %v (got) != %v (expected)", input, v, e.ClickHouse128)
}
if v := city.CH128Seed(input, data.Seed); v != e.ClickHouse128Seed {
t.Errorf("CH128Seed(%q, %v) %v (got) != %v (expected)", input, data.Seed, v, e.ClickHouse128Seed)
}
}
}
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