Editando: lockrank_test.go
// Copyright 2022 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package runtime_test import ( "bytes" "internal/testenv" "os" "os/exec" "testing" ) // Test that the generated code for the lock rank graph is up-to-date. func TestLockRankGenerated(t *testing.T) { testenv.MustHaveGoRun(t) cmd := testenv.CleanCmdEnv(testenv.Command(t, testenv.GoToolPath(t), "run", "mklockrank.go")) want, err := cmd.Output() if err != nil { if ee, ok := err.(*exec.ExitError); ok && len(ee.Stderr) > 0 { t.Fatalf("%v: %v\n%s", cmd, err, ee.Stderr) } t.Fatalf("%v: %v", cmd, err) } got, err := os.ReadFile("lockrank.go") if err != nil { t.Fatal(err) } if !bytes.Equal(want, got) { t.Fatalf("lockrank.go is out of date. Please run go generate.") } }
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