bubbletea/exec_test.go

82 lines
1.3 KiB
Go

package tea
import (
"bytes"
"os/exec"
"testing"
)
type execFinishedMsg struct{ err error }
type testExecModel struct {
cmd string
err error
}
func (m testExecModel) Init() Cmd {
c := exec.Command(m.cmd) //nolint:gosec
return ExecProcess(c, func(err error) Msg {
return execFinishedMsg{err}
})
}
func (m *testExecModel) Update(msg Msg) (Model, Cmd) {
switch msg := msg.(type) {
case execFinishedMsg:
if msg.err != nil {
m.err = msg.err
}
return m, Quit
}
return m, nil
}
func (m *testExecModel) View() string {
return "\n"
}
func TestTeaExec(t *testing.T) {
tests := []struct {
name string
cmd string
expectErr bool
}{
{
name: "true",
cmd: "true",
expectErr: false,
},
{
name: "false",
cmd: "false",
expectErr: true,
},
{
name: "invalid command",
cmd: "invalid",
expectErr: true,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
var buf bytes.Buffer
var in bytes.Buffer
m := &testExecModel{cmd: test.cmd}
p := NewProgram(m, WithInput(&in), WithOutput(&buf))
if _, err := p.Run(); err != nil {
t.Error(err)
}
if m.err != nil && !test.expectErr {
t.Errorf("expected no error, got %v", m.err)
}
if m.err == nil && test.expectErr {
t.Error("expected error, got nil")
}
})
}
}