From ff5f50c52c421d75940ef9392211e3ab24d71332 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@google.com>
Date: Fri, 21 Jan 2011 18:19:03 +0000
Subject: Remove the types float and complex.

Update to current version of Go library.

Update testsuite for removed types.

	* go-lang.c (go_langhook_init): Omit float_type_size when calling
	go_create_gogo.
	* go-c.h: Update declaration of go_create_gogo.

From-SVN: r169098
---
 libgo/go/bytes/buffer_test.go | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

(limited to 'libgo/go/bytes/buffer_test.go')

diff --git a/libgo/go/bytes/buffer_test.go b/libgo/go/bytes/buffer_test.go
index 1ba7749..509793d 100644
--- a/libgo/go/bytes/buffer_test.go
+++ b/libgo/go/bytes/buffer_test.go
@@ -165,7 +165,7 @@ func TestBasicOperations(t *testing.T) {
 			t.Error("ReadByte unexpected eof")
 		}
 		if c != data[1] {
-			t.Error("ReadByte wrong value c=%v", c)
+			t.Errorf("ReadByte wrong value c=%v", c)
 		}
 		c, err = buf.ReadByte()
 		if err == nil {
@@ -272,13 +272,13 @@ func TestRuneIO(t *testing.T) {
 	var buf Buffer
 	n := 0
 	for r := 0; r < NRune; r++ {
-		size := utf8.EncodeRune(r, b[n:])
+		size := utf8.EncodeRune(b[n:], r)
 		nbytes, err := buf.WriteRune(r)
 		if err != nil {
-			t.Fatalf("WriteRune(0x%x) error: %s", r, err)
+			t.Fatalf("WriteRune(%U) error: %s", r, err)
 		}
 		if nbytes != size {
-			t.Fatalf("WriteRune(0x%x) expected %d, got %d", r, size, nbytes)
+			t.Fatalf("WriteRune(%U) expected %d, got %d", r, size, nbytes)
 		}
 		n += size
 	}
@@ -289,12 +289,27 @@ func TestRuneIO(t *testing.T) {
 		t.Fatalf("incorrect result from WriteRune: %q not %q", buf.Bytes(), b)
 	}
 
+	p := make([]byte, utf8.UTFMax)
 	// Read it back with ReadRune
 	for r := 0; r < NRune; r++ {
-		size := utf8.EncodeRune(r, b)
+		size := utf8.EncodeRune(p, r)
 		nr, nbytes, err := buf.ReadRune()
 		if nr != r || nbytes != size || err != nil {
-			t.Fatalf("ReadRune(0x%x) got 0x%x,%d not 0x%x,%d (err=%s)", r, nr, nbytes, r, size, err)
+			t.Fatalf("ReadRune(%U) got %U,%d not %U,%d (err=%s)", r, nr, nbytes, r, size, err)
+		}
+	}
+
+	// Check that UnreadRune works
+	buf.Reset()
+	buf.Write(b)
+	for r := 0; r < NRune; r++ {
+		r1, size, _ := buf.ReadRune()
+		if err := buf.UnreadRune(); err != nil {
+			t.Fatalf("UnreadRune(%U) got error %q", r, err)
+		}
+		r2, nbytes, err := buf.ReadRune()
+		if r1 != r2 || r1 != r || nbytes != size || err != nil {
+			t.Fatalf("ReadRune(%U) after UnreadRune got %U,%d not %U,%d (err=%s)", r, r2, nbytes, r, size, err)
 		}
 	}
 }
-- 
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