forked from bufbuild/protoc-gen-validate
/
harness.go
59 lines (47 loc) · 1.16 KB
/
harness.go
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package main
import (
"io/ioutil"
"log"
"os"
"github.com/gogo/protobuf/proto"
"github.com/gogo/protobuf/types"
_ "github.com/envoyproxy/protoc-gen-validate/tests/harness/cases/gogo"
_ "github.com/envoyproxy/protoc-gen-validate/tests/harness/cases/other_package/gogo"
harness "github.com/envoyproxy/protoc-gen-validate/tests/harness/gogo"
)
func main() {
b, err := ioutil.ReadAll(os.Stdin)
checkErr(err)
tc := new(harness.TestCase)
checkErr(proto.Unmarshal(b, tc))
da := new(types.DynamicAny)
checkErr(types.UnmarshalAny(tc.Message, da))
msg := da.Message.(interface {
Validate() error
})
checkValid(msg.Validate())
}
func checkValid(err error) {
if err == nil {
resp(&harness.TestResult{Valid: true})
} else {
resp(&harness.TestResult{Reason: err.Error()})
}
}
func checkErr(err error) {
if err == nil {
return
}
resp(&harness.TestResult{
Error: true,
Reason: err.Error(),
})
}
func resp(result *harness.TestResult) {
if b, err := proto.Marshal(result); err != nil {
log.Fatalf("could not marshal response: %v", err)
} else if _, err = os.Stdout.Write(b); err != nil {
log.Fatalf("could not write response: %v", err)
}
os.Exit(0)
}