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// Copyright 2017 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package getopt
import (
"fmt"
"strings"
"testing"
)
var enumTests = []struct {
where string
in []string
values []string
def string
out string
err string
}{
{
loc(),
nil,
[]string{},
"",
"",
"",
},
{
loc(),
[]string{"test", "-e", "val1"},
[]string{"val1", "val2"},
"",
"val1",
"",
},
{
loc(),
[]string{"test", "-e", "val1", "-e", "val2"},
[]string{"val1", "val2"},
"",
"val2",
"",
},
{
loc(),
[]string{"test"},
[]string{"val1", "val2"},
"val2",
"val2",
"",
},
{
loc(),
[]string{"test", "-e", "val3"},
[]string{"val1", "val2"},
"",
"",
"test: invalid value: val3\n",
},
}
func TestEnum(t *testing.T) {
for x, tt := range enumTests {
if strings.Index(tt.where, ":-") > 0 {
tt.where = fmt.Sprintf("#%d", x)
}
reset()
e := Enum('e', tt.values, tt.def)
parse(tt.in)
if s := checkError(tt.err); s != "" {
t.Errorf("%s: %s", tt.where, s)
}
if *e != tt.out {
t.Errorf("%s: got %v, want %v", tt.where, *e, tt.out)
}
}
}
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