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package http_test
import (
"context"
"fmt"
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tendermint/tendermint/abci/example/kvstore"
"github.com/tendermint/tendermint/light/provider"
lighthttp "github.com/tendermint/tendermint/light/provider/http"
rpcclient "github.com/tendermint/tendermint/rpc/client"
rpchttp "github.com/tendermint/tendermint/rpc/client/http"
rpctest "github.com/tendermint/tendermint/rpc/test"
"github.com/tendermint/tendermint/types"
)
func TestNewProvider(t *testing.T) {
c, err := lighthttp.New("chain-test", "192.168.0.1:26657")
require.NoError(t, err)
require.Equal(t, fmt.Sprintf("%s", c), "http{http://192.168.0.1:26657}")
c, err = lighthttp.New("chain-test", "http://153.200.0.1:26657")
require.NoError(t, err)
require.Equal(t, fmt.Sprintf("%s", c), "http{http://153.200.0.1:26657}")
c, err = lighthttp.New("chain-test", "153.200.0.1")
require.NoError(t, err)
require.Equal(t, fmt.Sprintf("%s", c), "http{http://153.200.0.1}")
}
func TestMain(m *testing.M) {
app := kvstore.NewApplication()
app.RetainBlocks = 9
node := rpctest.StartTendermint(app)
code := m.Run()
rpctest.StopTendermint(node)
os.Exit(code)
}
func TestProvider(t *testing.T) {
cfg := rpctest.GetConfig()
defer os.RemoveAll(cfg.RootDir)
rpcAddr := cfg.RPC.ListenAddress
genDoc, err := types.GenesisDocFromFile(cfg.GenesisFile())
if err != nil {
panic(err)
}
chainID := genDoc.ChainID
t.Log("chainID:", chainID)
c, err := rpchttp.New(rpcAddr, "/websocket")
require.Nil(t, err)
p := lighthttp.NewWithClient(chainID, c)
require.NoError(t, err)
require.NotNil(t, p)
// let it produce some blocks
err = rpcclient.WaitForHeight(c, 10, nil)
require.NoError(t, err)
// let's get the highest block
sh, err := p.LightBlock(context.Background(), 0)
require.NoError(t, err)
assert.True(t, sh.Height < 1000)
// let's check this is valid somehow
assert.Nil(t, sh.ValidateBasic(chainID))
// historical queries now work :)
lower := sh.Height - 3
sh, err = p.LightBlock(context.Background(), lower)
require.NoError(t, err)
assert.Equal(t, lower, sh.Height)
// fetching missing heights (both future and pruned) should return appropriate errors
_, err = p.LightBlock(context.Background(), 1000)
require.Error(t, err)
assert.Equal(t, provider.ErrLightBlockNotFound, err)
_, err = p.LightBlock(context.Background(), 1)
require.Error(t, err)
assert.Equal(t, provider.ErrLightBlockNotFound, err)
}