woodpecker-helm3/internal/run/help_test.go
Erin Call a21848484b
Initialize run.Configs in the NewSTEP functions [#67]
This fixes the run package's leaky abstraction; other packages no longer
need to know or care that run.Config even exists.

Note that since the various Steps now depend on having a non-nil pointer
to a run.Config, it's unsafe (or at least risky) to initialize them
directly. They should be created with their NewSTEPNAME functions. All
their fields are now private, to reflect this.
2020-01-17 10:55:12 -08:00

95 lines
1.9 KiB
Go

package run
import (
"fmt"
"github.com/golang/mock/gomock"
"github.com/pelotech/drone-helm3/internal/env"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/suite"
"strings"
"testing"
)
type HelpTestSuite struct {
suite.Suite
}
func TestHelpTestSuite(t *testing.T) {
suite.Run(t, new(HelpTestSuite))
}
func (suite *HelpTestSuite) TestNewHelp() {
cfg := env.Config{
Command: "everybody dance NOW!!",
}
help := NewHelp(cfg)
suite.Require().NotNil(help)
suite.Equal("everybody dance NOW!!", help.helmCommand)
}
func (suite *HelpTestSuite) TestPrepare() {
ctrl := gomock.NewController(suite.T())
defer ctrl.Finish()
mCmd := NewMockcmd(ctrl)
originalCommand := command
command = func(path string, args ...string) cmd {
assert.Equal(suite.T(), helmBin, path)
assert.Equal(suite.T(), []string{"help"}, args)
return mCmd
}
defer func() { command = originalCommand }()
stdout := strings.Builder{}
stderr := strings.Builder{}
mCmd.EXPECT().
Stdout(&stdout)
mCmd.EXPECT().
Stderr(&stderr)
cfg := env.Config{
Stdout: &stdout,
Stderr: &stderr,
}
h := NewHelp(cfg)
err := h.Prepare()
suite.NoError(err)
}
func (suite *HelpTestSuite) TestExecute() {
ctrl := gomock.NewController(suite.T())
defer ctrl.Finish()
mCmd := NewMockcmd(ctrl)
mCmd.EXPECT().
Run().
Times(2)
help := NewHelp(env.Config{Command: "help"})
help.cmd = mCmd
suite.NoError(help.Execute())
help.helmCommand = "get down on friday"
suite.EqualError(help.Execute(), "unknown command 'get down on friday'")
}
func (suite *HelpTestSuite) TestPrepareDebugFlag() {
stdout := strings.Builder{}
stderr := strings.Builder{}
cfg := env.Config{
Debug: true,
Stdout: &stdout,
Stderr: &stderr,
}
help := NewHelp(cfg)
help.Prepare()
want := fmt.Sprintf("Generated command: '%s --debug help'\n", helmBin)
suite.Equal(want, stderr.String())
suite.Equal("", stdout.String())
}