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pow: only support prime calculations on Go 1.8 and above

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This commit is contained in:
Péter Szilágyi
2017-03-06 15:00:20 +02:00
committed by Felix Lange
parent 023670f6ba
commit df72e20cc5
6 changed files with 157 additions and 63 deletions
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25
pow/ethash_algo_test.go
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@ -23,31 +23,6 @@ import (
"github.com/ethereum/go-ethereum/common/hexutil"
)
// Tests whether the dataset size calculator work correctly by cross checking the
// hard coded lookup table with the value generated by it.
func TestSizeCalculations(t *testing.T) {
var tests []uint64
// Verify all the cache sizes from the lookup table
defer func(sizes []uint64) { cacheSizes = sizes }(cacheSizes)
tests, cacheSizes = cacheSizes, []uint64{}
for i, test := range tests {
if size := cacheSize(uint64(i*epochLength) + 1); size != test {
t.Errorf("cache %d: cache size mismatch: have %d, want %d", i, size, test)
}
}
// Verify all the dataset sizes from the lookup table
defer func(sizes []uint64) { datasetSizes = sizes }(datasetSizes)
tests, datasetSizes = datasetSizes, []uint64{}
for i, test := range tests {
if size := datasetSize(uint64(i*epochLength) + 1); size != test {
t.Errorf("dataset %d: dataset size mismatch: have %d, want %d", i, size, test)
}
}
}
// Tests that verification caches can be correctly generated.
func TestCacheGeneration(t *testing.T) {
tests := []struct {