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package e2e_test
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
e2e "github.com/tendermint/tendermint/test/e2e/pkg"
)
// Tests that block headers are identical across nodes where present.
func TestBlock_Header(t *testing.T) {
blocks := fetchBlockChain(t)
testNode(t, func(t *testing.T, node e2e.Node) {
client, err := node.Client()
require.NoError(t, err)
status, err := client.Status(ctx)
require.NoError(t, err)
first := status.SyncInfo.EarliestBlockHeight
last := status.SyncInfo.LatestBlockHeight
if node.RetainBlocks > 0 {
first++ // avoid race conditions with block pruning
}
for _, block := range blocks {
if block.Header.Height < first {
continue
}
if block.Header.Height > last {
break
}
resp, err := client.Block(ctx, &block.Header.Height)
require.NoError(t, err)
require.Equal(t, block, resp.Block,
"block mismatch for height %v", block.Header.Height)
}
})
}
// Tests that the node contains the expected block range.
func TestBlock_Range(t *testing.T) {
testNode(t, func(t *testing.T, node e2e.Node) {
client, err := node.Client()
require.NoError(t, err)
status, err := client.Status(ctx)
require.NoError(t, err)
first := status.SyncInfo.EarliestBlockHeight
last := status.SyncInfo.LatestBlockHeight
switch {
case node.StateSync:
assert.Greater(t, first, node.Testnet.InitialHeight,
"state synced nodes should not contain network's initial height")
case node.RetainBlocks > 0 && int64(node.RetainBlocks) < (last-node.Testnet.InitialHeight+1):
// Delta handles race conditions in reading first/last heights.
assert.InDelta(t, node.RetainBlocks, last-first+1, 1,
"node not pruning expected blocks")
default:
assert.Equal(t, node.Testnet.InitialHeight, first,
"node's first block should be network's initial height")
}
for h := first; h <= last; h++ {
resp, err := client.Block(ctx, &(h))
if err != nil && node.RetainBlocks > 0 && h == first {
// Ignore errors in first block if node is pruning blocks due to race conditions.
continue
}
require.NoError(t, err)
assert.Equal(t, h, resp.Block.Height)
}
for h := node.Testnet.InitialHeight; h < first; h++ {
_, err := client.Block(ctx, &(h))
require.Error(t, err)
}
})
}