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flow_test.go
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flow_test.go
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package main
import (
"testing"
"github.com/onflow/flow-go-sdk/client"
)
func TestChunkEventRangeQueryEven(t *testing.T) {
events := ChunkEventRangeQuery(250, 0, uint64(250), "event_name")
assertBlockRange(t, events[0], 250)
if len(events) != 1 {
t.Errorf("Should have been one chunk: %d", len(events))
}
}
func TestMegaChunks(t *testing.T) {
chuk := 30
blockRange := uint64(250)
start := uint64(67493041)
end := start + uint64(int(blockRange)*chuk)
startResults := map[int]uint64{}
endResults := map[int]uint64{}
holderValue := start
for i := 1; i <= chuk; i++ {
startResults[i] = holderValue
tmp := holderValue + blockRange
endResults[i] = tmp
holderValue = tmp + 1
if endResults[i] > end {
endResults[i] = end
}
}
events := ChunkEventRangeQuery(int(blockRange), start, end, "event_name")
for i := 1; i < len(events); i++ {
ev := events[i-1]
startBlk := startResults[i]
endBlk := endResults[i]
assertBlockRange(t, ev, blockRange)
assertBlockValues(t, ev, startBlk, endBlk)
}
}
func TestChunkManualValues(t *testing.T) {
startResults := map[int]uint64{0: 67493015, 1: 67493266, 2: 67493517, 3: 67493768}
endResults := map[int]uint64{0: 67493265, 1: 67493516, 2: 67493767, 3: 67493896}
events := ChunkEventRangeQuery(250, startResults[0], endResults[3], "event_name")
if len(events) != len(startResults) {
t.Errorf("chunks received: %d should have been %d", len(events), len(startResults))
}
for index, e := range events {
assertBlockRange(t, e, 250)
assertBlockValues(t, e, startResults[index], endResults[index])
}
}
func TestChunkSmallEndSegments(t *testing.T) {
startResults := map[int]uint64{0: 0, 1: 51, 2: 102, 3: 153}
endResults := map[int]uint64{0: 50, 1: 101, 2: 152, 3: 155}
events := ChunkEventRangeQuery(50, startResults[0], endResults[3], "event_name")
if len(events) != len(startResults) {
t.Errorf("chunks received: %d should have been %d", len(events), len(startResults))
}
for index, e := range events {
assertBlockRange(t, e, 50)
assertBlockValues(t, e, startResults[index], endResults[index])
}
}
func assertBlockRange(t *testing.T, event client.EventRangeQuery, maxRange uint64) {
if event.EndHeight-event.StartHeight > maxRange {
t.Errorf("block range exceeded: %d", event.EndHeight-event.StartHeight)
}
}
func assertBlockValues(t *testing.T, event client.EventRangeQuery, start, end uint64) {
if event.StartHeight != start {
t.Errorf("start height incorrect: %d should have been %d", event.StartHeight, start)
}
if event.EndHeight != end {
t.Errorf("end height incorrect: %d should have been %d", event.EndHeight, end)
}
}