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author | Ian Lance Taylor <ian@gcc.gnu.org> | 2013-11-06 19:49:01 +0000 |
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committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2013-11-06 19:49:01 +0000 |
commit | f038dae646bac2b31be98ab592c0e5206d2d96f5 (patch) | |
tree | 39530b071991b2326f881b2a30a2d82d6c133fd6 /libgo/go/math/big/rat_test.go | |
parent | f20f261304993444741e0f0a14d3147e591bc660 (diff) | |
download | gcc-f038dae646bac2b31be98ab592c0e5206d2d96f5.zip gcc-f038dae646bac2b31be98ab592c0e5206d2d96f5.tar.gz gcc-f038dae646bac2b31be98ab592c0e5206d2d96f5.tar.bz2 |
libgo: Update to October 24 version of master library.
From-SVN: r204466
Diffstat (limited to 'libgo/go/math/big/rat_test.go')
-rw-r--r-- | libgo/go/math/big/rat_test.go | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/libgo/go/math/big/rat_test.go b/libgo/go/math/big/rat_test.go index 1c2c642..0d43263 100644 --- a/libgo/go/math/big/rat_test.go +++ b/libgo/go/math/big/rat_test.go @@ -407,6 +407,32 @@ func TestRatGobEncoding(t *testing.T) { } } +// Sending a nil Rat pointer (inside a slice) on a round trip through gob should yield a zero. +// TODO: top-level nils. +func TestGobEncodingNilRatInSlice(t *testing.T) { + buf := new(bytes.Buffer) + enc := gob.NewEncoder(buf) + dec := gob.NewDecoder(buf) + + var in = make([]*Rat, 1) + err := enc.Encode(&in) + if err != nil { + t.Errorf("gob encode failed: %q", err) + } + var out []*Rat + err = dec.Decode(&out) + if err != nil { + t.Fatalf("gob decode failed: %q", err) + } + if len(out) != 1 { + t.Fatalf("wrong len; want 1 got %d", len(out)) + } + var zero Rat + if out[0].Cmp(&zero) != 0 { + t.Errorf("transmission of (*Int)(nill) failed: got %s want 0", out) + } +} + func TestIssue2379(t *testing.T) { // 1) no aliasing q := NewRat(3, 2) |