llvm-project/llgo/third_party/liner/input_test.go

62 lines
1.2 KiB
Go

// +build !windows
package liner
import (
"bufio"
"bytes"
"testing"
)
func (s *State) expectRune(t *testing.T, r rune) {
item, err := s.readNext()
if err != nil {
t.Fatalf("Expected rune '%c', got error %s\n", r, err)
}
if v, ok := item.(rune); !ok {
t.Fatalf("Expected rune '%c', got non-rune %v\n", r, v)
} else {
if v != r {
t.Fatalf("Expected rune '%c', got rune '%c'\n", r, v)
}
}
}
func (s *State) expectAction(t *testing.T, a action) {
item, err := s.readNext()
if err != nil {
t.Fatalf("Expected Action %d, got error %s\n", a, err)
}
if v, ok := item.(action); !ok {
t.Fatalf("Expected Action %d, got non-Action %v\n", a, v)
} else {
if v != a {
t.Fatalf("Expected Action %d, got Action %d\n", a, v)
}
}
}
func TestTypes(t *testing.T) {
input := []byte{'A', 27, 'B', 27, 91, 68, 27, '[', '1', ';', '5', 'D', 'e'}
var s State
s.r = bufio.NewReader(bytes.NewBuffer(input))
next := make(chan nexter)
go func() {
for {
var n nexter
n.r, _, n.err = s.r.ReadRune()
next <- n
}
}()
s.next = next
s.expectRune(t, 'A')
s.expectRune(t, 27)
s.expectRune(t, 'B')
s.expectAction(t, left)
s.expectAction(t, wordLeft)
s.expectRune(t, 'e')
}