[dev.fuzz] testing: remove testing.RunFuzzTargets

It is a legacy practice to expose these exported
testing functions, and is not needed for running
fuzz targets.

Change-Id: Ic300c9bfd15f4e71a1cea99f12c97d671a899f9b
Reviewed-on: https://go-review.googlesource.com/c/go/+/262258
Trust: Katie Hockman <katie@golang.org>
Trust: Jay Conrod <jayconrod@google.com>
Run-TryBot: Katie Hockman <katie@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Jay Conrod <jayconrod@google.com>

2 files changed, 0 insertions, 49 deletions

diff --git a/src/testing/fuzz.go b/src/testing/fuzz.go
index 6773b7161d..766242f75d 100644
--- a/src/testing/fuzz.go
+++ b/src/testing/fuzz.go
@@ -256,13 +256,6 @@ type fuzzContext struct {
 	runFuzzWorker     func(func([]byte) error) error
 }
 
-// RunFuzzTargets is an internal function but exported because it is cross-package;
-// it is part of the implementation of the "go test" command.
-func RunFuzzTargets(matchString func(pat, str string) (bool, error), fuzzTargets []InternalFuzzTarget) (ok bool) {
-	_, ok = runFuzzTargets(matchString, fuzzTargets)
-	return ok
-}
-
 // runFuzzTargets runs the fuzz targets matching the pattern for -run. This will
 // only run the f.Fuzz function for each seed corpus without using the fuzzing
 // engine to generate or mutate inputs.
diff --git a/src/testing/fuzz_test.go b/src/testing/fuzz_test.go
deleted file mode 100644
index 77a7d5ea4e..0000000000
--- a/src/testing/fuzz_test.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package testing_test
-
-import (
-	"testing"
-)
-
-func TestFuzzAdd(t *testing.T) {
-	matchFunc := func(a, b string) (bool, error) { return true, nil }
-	tests := []struct {
-		name string
-		fn   func(f *testing.F)
-		ok   bool
-	}{
-		{
-			"empty",
-			func(f *testing.F) { f.Add() },
-			false,
-		},
-		{
-			"multiple arguments",
-			func(f *testing.F) { f.Add([]byte("hello"), []byte("bye")) },
-			false,
-		},
-		{
-			"string",
-			func(f *testing.F) { f.Add("hello") },
-			false,
-		},
-		{
-			"bytes",
-			func(f *testing.F) { f.Add([]byte("hello")) },
-			true,
-		},
-	}
-	for _, tc := range tests {
-		t.Run(tc.name, func(t *testing.T) {
-			if got, want := testing.RunFuzzTargets(matchFunc, []testing.InternalFuzzTarget{{Fn: tc.fn}}), tc.ok; got != want {
-				t.Errorf("testing.Add: ok %t, want %t", got, want)
-			}
-		})
-	}
-}