bubbletea/commands_test.go

78 lines
1.4 KiB
Go

package tea
import (
"fmt"
"testing"
"time"
)
func TestEvery(t *testing.T) {
expected := "every ms"
msg := Every(time.Millisecond, func(t time.Time) Msg {
return expected
})()
if expected != msg {
t.Fatalf("expected a msg %v but got %v", expected, msg)
}
}
func TestTick(t *testing.T) {
expected := "tick"
msg := Tick(time.Millisecond, func(t time.Time) Msg {
return expected
})()
if expected != msg {
t.Fatalf("expected a msg %v but got %v", expected, msg)
}
}
func TestSequentially(t *testing.T) {
var expectedErrMsg = fmt.Errorf("some err")
var expectedStrMsg = "some msg"
var nilReturnCmd = func() Msg {
return nil
}
tests := []struct {
name string
cmds []Cmd
expected Msg
}{
{
name: "all nil",
cmds: []Cmd{nilReturnCmd, nilReturnCmd},
expected: nil,
},
{
name: "one error",
cmds: []Cmd{
nilReturnCmd,
func() Msg {
return expectedErrMsg
},
nilReturnCmd,
},
expected: expectedErrMsg,
},
{
name: "some msg",
cmds: []Cmd{
nilReturnCmd,
func() Msg {
return expectedStrMsg
},
nilReturnCmd,
},
expected: expectedStrMsg,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if msg := Sequentially(test.cmds...)(); msg != test.expected {
t.Fatalf("expected a msg %v but got %v", test.expected, msg)
}
})
}
}