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generate: Significantly improve testGenerateRun

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This commit is contained in:
Sasha Koshka 2025-08-20 12:43:47 -04:00
parent 423f547da3
commit 94041f2abc
1 changed files with 14 additions and 7 deletions
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21
generate/misc_test.go
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@ -6,9 +6,9 @@ import "os/exec"
import "testing" import "testing"
import "path/filepath" import "path/filepath"
func testGenerateRun(test *testing.T, protocol *Protocol, imports string, testCase string) { func testGenerateRun(test *testing.T, protocol *Protocol, title, imports, testCase string) {
// reset data directory // reset data directory
dir := "test/generate-run" dir := filepath.Join("test", title)
err := os.RemoveAll(dir) err := os.RemoveAll(dir)
if err != nil { test.Fatal(err) } if err != nil { test.Fatal(err) }
err = os.MkdirAll(dir, 0750) err = os.MkdirAll(dir, 0750)
@ -58,14 +58,21 @@ func testGenerateRun(test *testing.T, protocol *Protocol, imports string, testCa
} }
} }
func testDecode(data []byte, message Message, correct Message) { func testDecode(correct Message, data any) {
decoder := tape.NewDecoder(bytes.NewBuffer(data)) var flat []byte
switch data := data.(type) {
case []byte: flat = data
case tu.Snake: flat = data.Flatten()
}
message := reflect.New(reflect.ValueOf(correct).Elem().Type()).Interface().(Message)
log.Println("before: ", message)
decoder := tape.NewDecoder(bytes.NewBuffer(flat))
n, err := message.Decode(decoder) n, err := message.Decode(decoder)
if err != nil { log.Fatalf("at %d: %v\n", n, err) } if err != nil { log.Fatalf("at %d: %v\n", n, err) }
log.Println("got: ", message) log.Println("got: ", message)
log.Println("correct:", correct) log.Println("correct:", correct)
if n != len(data) { if n != len(flat) {
log.Fatalf("n incorrect: %d != %d\n", n, len(data)) log.Fatalf("n incorrect: %d != %d\n", n, len(flat))
} }
if !reflect.DeepEqual(message, correct) { if !reflect.DeepEqual(message, correct) {
log.Fatalln("not equal") log.Fatalln("not equal")
@ -77,7 +84,7 @@ func testGenerateRun(test *testing.T, protocol *Protocol, imports string, testCa
imports, setup, testCase, teardown, static) imports, setup, testCase, teardown, static)
// build and run test // build and run test
command := exec.Command("go", "run", "./generate/test/generate-run") command := exec.Command("go", "run", "./" + filepath.Join("generate", dir))
workingDirAbs, err := filepath.Abs("..") workingDirAbs, err := filepath.Abs("..")
if err != nil { test.Fatal(err) } if err != nil { test.Fatal(err) }
command.Dir = workingDirAbs command.Dir = workingDirAbs