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cmd/link: add a test to test RODATA is indeed read-only

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Updates #38830.

Change-Id: Ie1f6ccef40a773f038aac587dfc26bf70a1a8536
Reviewed-on: https://go-review.googlesource.com/c/go/+/253921
Run-TryBot: Cherry Zhang <cherryyz@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Cherry Zhang 2020-09-10 11:14:27 -04:00
parent ffd95aadcd
commit 1ed4f12f4a
2 changed files with 36 additions and 0 deletions
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14
src/cmd/link/link_test.go
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@ -800,3 +800,17 @@ func TestContentAddressableSymbols(t *testing.T) {
t.Errorf("command %s failed: %v\n%s", cmd, err, out)
}
}
func TestReadOnly(t *testing.T) {
// Test that read-only data is indeed read-only.
testenv.MustHaveGoBuild(t)
t.Parallel()
src := filepath.Join("testdata", "testRO", "x.go")
cmd := exec.Command(testenv.GoToolPath(t), "run", src)
out, err := cmd.CombinedOutput()
if err == nil {
t.Errorf("running test program did not fail. output:\n%s", out)
}
}