forked from Mirrors/bubbletea
108 lines
2.0 KiB
Go
108 lines
2.0 KiB
Go
package tea
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import (
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"fmt"
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"testing"
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"time"
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)
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func TestEvery(t *testing.T) {
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expected := "every ms"
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msg := Every(time.Millisecond, func(t time.Time) Msg {
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return expected
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})()
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if expected != msg {
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t.Fatalf("expected a msg %v but got %v", expected, msg)
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}
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}
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func TestTick(t *testing.T) {
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expected := "tick"
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msg := Tick(time.Millisecond, func(t time.Time) Msg {
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return expected
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})()
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if expected != msg {
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t.Fatalf("expected a msg %v but got %v", expected, msg)
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}
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}
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func TestSequentially(t *testing.T) {
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expectedErrMsg := fmt.Errorf("some err")
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expectedStrMsg := "some msg"
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nilReturnCmd := func() Msg {
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return nil
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}
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tests := []struct {
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name string
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cmds []Cmd
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expected Msg
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}{
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{
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name: "all nil",
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cmds: []Cmd{nilReturnCmd, nilReturnCmd},
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expected: nil,
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},
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{
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name: "null cmds",
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cmds: []Cmd{nil, nil},
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expected: nil,
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},
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{
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name: "one error",
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cmds: []Cmd{
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nilReturnCmd,
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func() Msg {
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return expectedErrMsg
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},
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nilReturnCmd,
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},
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expected: expectedErrMsg,
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},
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{
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name: "some msg",
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cmds: []Cmd{
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nilReturnCmd,
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func() Msg {
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return expectedStrMsg
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},
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nilReturnCmd,
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},
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expected: expectedStrMsg,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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if msg := Sequentially(test.cmds...)(); msg != test.expected {
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t.Fatalf("expected a msg %v but got %v", test.expected, msg)
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}
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})
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}
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}
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func TestBatch(t *testing.T) {
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t.Run("nil cmd", func(t *testing.T) {
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if b := Batch(nil); b != nil {
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t.Fatalf("expected nil, got %+v", b)
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}
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})
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t.Run("empty cmd", func(t *testing.T) {
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if b := Batch(); b != nil {
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t.Fatalf("expected nil, got %+v", b)
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}
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})
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t.Run("single cmd", func(t *testing.T) {
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b := Batch(Quit)()
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if l := len(b.(BatchMsg)); l != 1 {
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t.Fatalf("expected a []Cmd with len 1, got %d", l)
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}
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})
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t.Run("mixed nil cmds", func(t *testing.T) {
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b := Batch(nil, Quit, nil, Quit, nil, nil)()
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if l := len(b.(BatchMsg)); l != 2 {
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t.Fatalf("expected a []Cmd with len 2, got %d", l)
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}
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})
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}
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