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config.go
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config.go
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package testutil
import (
"fmt"
"os"
"strconv"
"github.com/subosito/gotenv"
)
func init() {
// read the .env file, if present
gotenv.Load()
}
// SuiteConfig wraps configuration details for running the end-to-end test suite.
type SuiteConfig struct {
// A funded account used to fnd all other accounts.
FundedAccountMnemonic string
// A config for using kvtool local networks for the test run
Kvtool *KvtoolConfig
// A config for connecting to a running network
LiveNetwork *LiveNetworkConfig
// Whether or not to start an IBC chain. Use `suite.SkipIfIbcDisabled()` in IBC tests in IBC tests.
IncludeIbcTests bool
// The contract address of a deployed ERC-20 token
KavaErc20Address string
// When true, the chains will remain running after tests complete (pass or fail)
SkipShutdown bool
}
// KvtoolConfig wraps configuration options for running the end-to-end test suite against
// a locally running chain. This config must be defined if E2E_RUN_KVTOOL_NETWORKS is true.
type KvtoolConfig struct {
// The kava.configTemplate flag to be passed to kvtool, usually "master".
// This allows one to change the base genesis used to start the chain.
KavaConfigTemplate string
// Whether or not to run a chain upgrade & run post-upgrade tests. Use `suite.SkipIfUpgradeDisabled()` in post-upgrade tests.
IncludeAutomatedUpgrade bool
// Name of the upgrade, if upgrade is enabled.
KavaUpgradeName string
// Height upgrade will be applied to the test chain, if upgrade is enabled.
KavaUpgradeHeight int64
// Tag of kava docker image that will be upgraded to the current image before tests are run, if upgrade is enabled.
KavaUpgradeBaseImageTag string
}
// LiveNetworkConfig wraps configuration options for running the end-to-end test suite
// against a live network. It must be defined if E2E_RUN_KVTOOL_NETWORKS is false.
type LiveNetworkConfig struct {
KavaRpcUrl string
KavaGrpcUrl string
KavaEvmRpcUrl string
UpgradeHeight int64
}
// ParseSuiteConfig builds a SuiteConfig from environment variables.
func ParseSuiteConfig() SuiteConfig {
config := SuiteConfig{
// this mnemonic is expected to be a funded account that can seed the funds for all
// new accounts created during tests. it will be available under Accounts["whale"]
FundedAccountMnemonic: nonemptyStringEnv("E2E_KAVA_FUNDED_ACCOUNT_MNEMONIC"),
KavaErc20Address: nonemptyStringEnv("E2E_KAVA_ERC20_ADDRESS"),
IncludeIbcTests: mustParseBool("E2E_INCLUDE_IBC_TESTS"),
}
skipShutdownEnv := os.Getenv("E2E_SKIP_SHUTDOWN")
if skipShutdownEnv != "" {
config.SkipShutdown = mustParseBool("E2E_SKIP_SHUTDOWN")
}
useKvtoolNetworks := mustParseBool("E2E_RUN_KVTOOL_NETWORKS")
if useKvtoolNetworks {
kvtoolConfig := ParseKvtoolConfig()
config.Kvtool = &kvtoolConfig
} else {
liveNetworkConfig := ParseLiveNetworkConfig()
config.LiveNetwork = &liveNetworkConfig
}
return config
}
// ParseKvtoolConfig builds a KvtoolConfig from environment variables.
func ParseKvtoolConfig() KvtoolConfig {
config := KvtoolConfig{
KavaConfigTemplate: nonemptyStringEnv("E2E_KVTOOL_KAVA_CONFIG_TEMPLATE"),
IncludeAutomatedUpgrade: mustParseBool("E2E_INCLUDE_AUTOMATED_UPGRADE"),
}
if config.IncludeAutomatedUpgrade {
config.KavaUpgradeName = nonemptyStringEnv("E2E_KAVA_UPGRADE_NAME")
config.KavaUpgradeBaseImageTag = nonemptyStringEnv("E2E_KAVA_UPGRADE_BASE_IMAGE_TAG")
upgradeHeight, err := strconv.ParseInt(nonemptyStringEnv("E2E_KAVA_UPGRADE_HEIGHT"), 10, 64)
if err != nil {
panic(fmt.Sprintf("E2E_KAVA_UPGRADE_HEIGHT must be a number: %s", err))
}
config.KavaUpgradeHeight = upgradeHeight
}
return config
}
// ParseLiveNetworkConfig builds a LiveNetworkConfig from environment variables.
func ParseLiveNetworkConfig() LiveNetworkConfig {
config := LiveNetworkConfig{
KavaRpcUrl: nonemptyStringEnv("E2E_KAVA_RPC_URL"),
KavaGrpcUrl: nonemptyStringEnv("E2E_KAVA_GRPC_URL"),
KavaEvmRpcUrl: nonemptyStringEnv("E2E_KAVA_EVM_RPC_URL"),
}
upgradeHeight := os.Getenv("E2E_KAVA_UPGRADE_HEIGHT")
if upgradeHeight != "" {
parsedHeight, err := strconv.ParseInt(upgradeHeight, 10, 64)
if err != nil {
panic(fmt.Sprintf("E2E_KAVA_UPGRADE_HEIGHT must be a number: %s", err))
}
config.UpgradeHeight = parsedHeight
}
return config
}
// mustParseBool is a helper method that panics if the env variable `name`
// cannot be parsed to a boolean
func mustParseBool(name string) bool {
envValue := os.Getenv(name)
if envValue == "" {
panic(fmt.Sprintf("%s is unset but expected a bool", name))
}
value, err := strconv.ParseBool(envValue)
if err != nil {
panic(fmt.Sprintf("%s (%s) cannot be parsed to a bool: %s", name, envValue, err))
}
return value
}
// nonemptyStringEnv is a helper method that panics if the env variable `name`
// is empty or undefined.
func nonemptyStringEnv(name string) string {
value := os.Getenv(name)
if value == "" {
panic(fmt.Sprintf("no %s env variable provided", name))
}
return value
}