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|
package complete
import (
"os"
"sort"
"testing"
)
func TestCompleter_Complete(t *testing.T) {
t.Parallel()
if testing.Verbose() {
os.Setenv(envDebug, "1")
}
c := Completer{
Command: Command{
Sub: map[string]Command{
"sub1": {
Flags: map[string]Predicate{
"-flag1": PredictAnything,
"-flag2": PredictNothing,
},
},
"sub2": {
Flags: map[string]Predicate{
"-flag2": PredictNothing,
"-flag3": PredictNothing,
},
},
},
Flags: map[string]Predicate{
"-h": PredictNothing,
"-global1": PredictAnything,
"-o": PredictFiles("./gocomplete/*.go"),
},
},
}
allGlobals := []string{}
for sub := range c.Sub {
allGlobals = append(allGlobals, sub)
}
for flag := range c.Flags {
allGlobals = append(allGlobals, flag)
}
tests := []struct {
args string
want []string
}{
{
args: "",
want: allGlobals,
},
{
args: "-",
want: []string{"-h", "-global1", "-o"},
},
{
args: "-h ",
want: allGlobals,
},
{
args: "-global1 ", // global1 is known follow flag
want: []string{},
},
{
args: "sub",
want: []string{"sub1", "sub2"},
},
{
args: "sub1",
want: []string{"sub1"},
},
{
args: "sub2",
want: []string{"sub2"},
},
{
args: "sub1 ",
want: []string{"-flag1", "-flag2", "-h", "-global1", "-o"},
},
{
args: "sub2 ",
want: []string{"-flag2", "-flag3", "-h", "-global1", "-o"},
},
{
args: "sub1 -fl",
want: []string{"-flag1", "-flag2"},
},
{
args: "sub1 -flag1",
want: []string{"-flag1"},
},
{
args: "sub1 -flag1 ",
want: []string{}, // flag1 is unknown follow flag
},
{
args: "sub1 -flag2 ",
want: []string{"-flag1", "-flag2", "-h", "-global1", "-o"},
},
{
args: "-no-such-flag",
want: []string{},
},
{
args: "-no-such-flag ",
want: allGlobals,
},
{
args: "no-such-command",
want: []string{},
},
{
args: "no-such-command ",
want: allGlobals,
},
{
args: "-o ",
want: []string{"./gocomplete/complete.go"},
},
{
args: "-o goco",
want: []string{"./gocomplete/complete.go"},
},
{
args: "-o ./goco",
want: []string{"./gocomplete/complete.go"},
},
}
for _, tt := range tests {
t.Run(tt.args, func(t *testing.T) {
tt.args = "cmd " + tt.args
os.Setenv(envComplete, tt.args)
args := getLine()
got := c.complete(args)
sort.Strings(tt.want)
sort.Strings(got)
if !equalSlices(got, tt.want) {
t.Errorf("failed '%s'\ngot = %s\nwant: %s", t.Name(), got, tt.want)
}
})
}
}
func equalSlices(a, b []string) bool {
if len(a) != len(b) {
return false
}
for i := range a {
if a[i] != b[i] {
return false
}
}
return true
}
|
