Tests for beacon-chain/node/config.go (#8769)

* Tests for `beacon-chain/node/config.go`

* gzl

* change tested value of NetworkID

beacon-chain/node/BUILD.bazel

@@ -57,12 +57,19 @@ go_library(
 go_test(
     name = "go_default_test",
     size = "small",
-    srcs = ["node_test.go"],
+    srcs = [
+        "config_test.go",
+        "node_test.go",
+    ],
     embed = [":go_default_library"],
     deps = [
         "//beacon-chain/core/feed/state:go_default_library",
+        "//cmd/beacon-chain/flags:go_default_library",
         "//shared/cmd:go_default_library",
+        "//shared/params:go_default_library",
+        "//shared/testutil/assert:go_default_library",
         "//shared/testutil/require:go_default_library",
+        "@com_github_prysmaticlabs_eth2_types//:go_default_library",
         "@com_github_sirupsen_logrus//hooks/test:go_default_library",
         "@com_github_urfave_cli_v2//:go_default_library",
     ],

beacon-chain/node/config_test.go

@@ -0,0 +1,90 @@
+package node
+
+import (
+	"flag"
+	"fmt"
+	"strconv"
+	"testing"
+
+	types "github.com/prysmaticlabs/eth2-types"
+	"github.com/prysmaticlabs/prysm/cmd/beacon-chain/flags"
+	"github.com/prysmaticlabs/prysm/shared/cmd"
+	"github.com/prysmaticlabs/prysm/shared/params"
+	"github.com/prysmaticlabs/prysm/shared/testutil/assert"
+	"github.com/prysmaticlabs/prysm/shared/testutil/require"
+	logTest "github.com/sirupsen/logrus/hooks/test"
+	"github.com/urfave/cli/v2"
+)
+
+func TestConfigureHistoricalSlasher(t *testing.T) {
+	params.SetupTestConfigCleanup(t)
+	hook := logTest.NewGlobal()
+
+	app := cli.App{}
+	set := flag.NewFlagSet("test", 0)
+	set.Bool(flags.HistoricalSlasherNode.Name, true, "")
+	cliCtx := cli.NewContext(&app, set, nil)
+
+	configureHistoricalSlasher(cliCtx)
+
+	assert.Equal(t, params.BeaconConfig().SlotsPerEpoch*4, params.BeaconConfig().SlotsPerArchivedPoint)
+	assert.LogsContain(t, hook,
+		fmt.Sprintf(
+			"Setting %d slots per archive point and %d max RPC page size for historical slasher usage",
+			params.BeaconConfig().SlotsPerArchivedPoint,
+			int(params.BeaconConfig().SlotsPerEpoch.Mul(params.BeaconConfig().MaxAttestations))),
+	)
+}
+
+func TestConfigureSlotsPerArchivedPoint(t *testing.T) {
+	params.SetupTestConfigCleanup(t)
+
+	app := cli.App{}
+	set := flag.NewFlagSet("test", 0)
+	set.Int(flags.SlotsPerArchivedPoint.Name, 0, "")
+	require.NoError(t, set.Set(flags.SlotsPerArchivedPoint.Name, strconv.Itoa(100)))
+	cliCtx := cli.NewContext(&app, set, nil)
+
+	configureSlotsPerArchivedPoint(cliCtx)
+
+	assert.Equal(t, types.Slot(100), params.BeaconConfig().SlotsPerArchivedPoint)
+}
+
+func TestConfigureProofOfWork(t *testing.T) {
+	params.SetupTestConfigCleanup(t)
+
+	app := cli.App{}
+	set := flag.NewFlagSet("test", 0)
+	set.Uint64(flags.ChainID.Name, 0, "")
+	set.Uint64(flags.NetworkID.Name, 0, "")
+	set.String(flags.DepositContractFlag.Name, "", "")
+	require.NoError(t, set.Set(flags.ChainID.Name, strconv.Itoa(100)))
+	require.NoError(t, set.Set(flags.NetworkID.Name, strconv.Itoa(200)))
+	require.NoError(t, set.Set(flags.DepositContractFlag.Name, "deposit"))
+	cliCtx := cli.NewContext(&app, set, nil)
+
+	configureProofOfWork(cliCtx)
+
+	assert.Equal(t, uint64(100), params.BeaconConfig().DepositChainID)
+	assert.Equal(t, uint64(200), params.BeaconConfig().DepositNetworkID)
+	assert.Equal(t, "deposit", params.BeaconConfig().DepositContractAddress)
+}
+
+func TestConfigureNetwork(t *testing.T) {
+	params.SetupTestConfigCleanup(t)
+
+	app := cli.App{}
+	set := flag.NewFlagSet("test", 0)
+	bootstrapNodes := cli.StringSlice{}
+	set.Var(&bootstrapNodes, cmd.BootstrapNode.Name, "")
+	set.Int(flags.ContractDeploymentBlock.Name, 0, "")
+	require.NoError(t, set.Set(cmd.BootstrapNode.Name, "node1"))
+	require.NoError(t, set.Set(cmd.BootstrapNode.Name, "node2"))
+	require.NoError(t, set.Set(flags.ContractDeploymentBlock.Name, strconv.Itoa(100)))
+	cliCtx := cli.NewContext(&app, set, nil)
+
+	configureNetwork(cliCtx)
+
+	assert.DeepEqual(t, []string{"node1", "node2"}, params.BeaconNetworkConfig().BootstrapNodes)
+	assert.Equal(t, uint64(100), params.BeaconNetworkConfig().ContractDeploymentBlock)
+}