52 lines
1002 B
Go
52 lines
1002 B
Go
package expressions
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/google/go-cmp/cmp"
|
|
"testing"
|
|
)
|
|
|
|
func TestLabelReplace(t *testing.T) {
|
|
tests := []struct {
|
|
expr string
|
|
expected string
|
|
expectedErr bool
|
|
}{
|
|
{
|
|
expr: "up",
|
|
expected: `up{namespace="default"}`,
|
|
expectedErr: false,
|
|
},
|
|
{
|
|
expr: `up{namespace="random"}`,
|
|
expected: `up{namespace="default"}`,
|
|
expectedErr: false,
|
|
},
|
|
{
|
|
expr: `up{namespace="random"} + up{job="test"}`,
|
|
expected: `up{namespace="default"} + up{job="test",namespace="default"}`,
|
|
expectedErr: false,
|
|
},
|
|
{
|
|
expr: `@@@@`,
|
|
expectedErr: true,
|
|
},
|
|
}
|
|
|
|
for i, tt := range tests {
|
|
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
|
|
result, err := labelReplace(tt.expr, "default")
|
|
if err != nil {
|
|
if !tt.expectedErr {
|
|
t.Fatal(err)
|
|
}
|
|
return
|
|
}
|
|
|
|
if diff := cmp.Diff(result, tt.expected); diff != "" {
|
|
t.Fatalf("%T differ (-got, +want): %s", tt.expected, diff)
|
|
}
|
|
})
|
|
}
|
|
}
|