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environment_test.go
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environment_test.go
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package environment_test
import (
"fmt"
"os"
"path/filepath"
"testing"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
uuid "github.com/satori/go.uuid"
"github.com/goplugin/helmenv/environment"
"github.com/goplugin/helmenv/tools"
"github.com/stretchr/testify/require"
)
func init() {
log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr})
}
func teardown(t *testing.T, e *environment.Environment) {
err := e.Teardown()
require.NoError(t, err)
}
func TestCanDeployAll(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 2, // Deliberate unordered keys to test the OrderedKeys function in Charts
})
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "plugin",
Path: filepath.Join(tools.ChartsRoot, "plugin"),
Index: 4, // Deliberate unordered keys to test the OrderedKeys function in Charts
})
require.NoError(t, err)
err = e.DeployAll()
require.NoError(t, err)
err = e.ConnectAll()
require.NoError(t, err)
require.NotEmpty(t, e.Config.Charts["geth"].ChartConnections["geth_0_geth-network"].RemotePorts["ws-rpc"])
require.NotEmpty(t, e.Config.Charts["geth"].ChartConnections["geth_0_geth-network"].LocalPorts["ws-rpc"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_node"].RemotePorts["access"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_node"].LocalPorts["access"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_plugin-db"].RemotePorts["postgres"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_plugin-db"].LocalPorts["postgres"])
}
func TestMultipleChartsSeparate(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 1,
})
require.NoError(t, err)
err = e.Deploy("geth")
require.NoError(t, err)
err = e.Connect("geth")
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "plugin",
Path: filepath.Join(tools.ChartsRoot, "plugin"),
Index: 2,
})
require.NoError(t, err)
err = e.Deploy("plugin")
require.NoError(t, err)
err = e.Connect("plugin")
require.NoError(t, err)
require.NotEmpty(t, e.Config.Charts["geth"].ChartConnections["geth_0_geth-network"].RemotePorts["ws-rpc"])
require.NotEmpty(t, e.Config.Charts["geth"].ChartConnections["geth_0_geth-network"].LocalPorts["ws-rpc"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_node"].RemotePorts["access"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_node"].LocalPorts["access"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_plugin-db"].RemotePorts["postgres"])
require.NotEmpty(t, e.Config.Charts["plugin"].ChartConnections["plugin-node_0_plugin-db"].LocalPorts["postgres"])
}
func TestDeployRepositoryChart(t *testing.T) {
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "nginx",
URL: "https://charts.bitnami.com/bitnami/nginx-9.5.13.tgz",
Index: 1,
})
require.NoError(t, err)
err = e.Deploy("nginx")
require.NoError(t, err)
}
func TestParallelDeployments(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 1,
})
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "plugin-1",
Path: filepath.Join(tools.ChartsRoot, "plugin"),
Index: 2,
})
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "plugin-2",
Path: filepath.Join(tools.ChartsRoot, "plugin"),
Index: 2,
})
require.NoError(t, err)
err = e.DeployAll()
require.NoError(t, err)
require.NotEmpty(t, e.Config.Charts["plugin-1"].ChartConnections["plugin-1-node_0_node"].RemotePorts["access"])
require.NotEmpty(t, e.Config.Charts["plugin-2"].ChartConnections["plugin-2-node_0_node"].RemotePorts["access"])
}
func TestExecuteInPod(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 1,
})
require.NoError(t, err)
err = e.Deploy("geth")
require.NoError(t, err)
err = e.Connect("geth")
require.NoError(t, err)
err = e.Charts.ExecuteInPod("geth", "geth", 0, "geth-network", []string{"ls", "-a"})
require.NoError(t, err)
}
func TestUpgrade(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 1,
})
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "plugin",
Path: filepath.Join(tools.ChartsRoot, "plugin"),
Index: 2,
})
require.NoError(t, err)
err = e.DeployAll()
require.NoError(t, err)
err = e.ConnectAll()
require.NoError(t, err)
urls, err := e.Charts.Connections("plugin").LocalURLsByPort("access", environment.HTTP)
require.NoError(t, err)
require.Len(t, urls, 1)
e.Disconnect()
chart, err := e.Charts.Get("plugin")
require.NoError(t, err)
chart.Values = environment.PluginReplicas(2, nil)
err = chart.Upgrade()
require.NoError(t, err)
err = e.ConnectAll()
require.NoError(t, err)
urls, err = e.Charts.Connections("plugin").LocalURLsByPort("access", environment.HTTP)
require.NoError(t, err)
require.Len(t, urls, 2)
require.NoError(t, err)
}
func TestBeforeAndAfterHook(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
var before, after string
err = e.AddChart(&environment.HelmChart{
BeforeHook: func(_ *environment.Environment) error {
before = "value"
return nil
},
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 1,
AfterHook: func(_ *environment.Environment) error {
after = "value"
return nil
},
})
require.NoError(t, err)
err = e.Deploy("geth")
require.NoError(t, err)
err = e.Connect("geth")
require.NoError(t, err)
require.NotEmpty(t, before)
require.NotEmpty(t, after)
}
func TestAutoConnect(t *testing.T) {
t.Parallel()
envName := fmt.Sprintf("test-env-%s", uuid.NewV4().String())
e, err := environment.NewEnvironment(&environment.Config{})
defer teardown(t, e)
require.NoError(t, err)
err = e.Init(envName)
require.NoError(t, err)
err = e.AddChart(&environment.HelmChart{
ReleaseName: "geth",
Path: filepath.Join(tools.ChartsRoot, "geth"),
Index: 1,
AutoConnect: true,
AfterHook: func(_ *environment.Environment) error {
require.NotEmpty(t, e.Config.Charts["geth"].ChartConnections["geth_0_geth-network"].LocalPorts["ws-rpc"])
return nil
},
})
require.NoError(t, err)
err = e.Deploy("geth")
require.NoError(t, err)
}
func TestCanConnectProgrammatically(t *testing.T) {
t.Parallel()
// TODO
}
func TestCanConnectCLI(t *testing.T) {
t.Parallel()
// TODO
}