fix string slicing under 1.9 after short writes

Fortunately this only affects the hardly-used FiberSpawn and
FiberPool concurrency models, and also unreleased revisions of
Rev.  1.9 encoding is tricky to handle right when doing I/O in
Ruby...

2 files changed, 43 insertions, 0 deletions

diff --git a/t/t0016-onenine-encoding-is-tricky.sh b/t/t0016-onenine-encoding-is-tricky.sh
new file mode 100755
index 0000000..8757e43
--- /dev/null
+++ b/t/t0016-onenine-encoding-is-tricky.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+. ./test-lib.sh
+t_plan 4 "proper handling of onenine encoding for $model"
+
+t_begin "setup and startup" && {
+        rainbows_setup $model
+        rainbows -D ./t0016.rb -c $unicorn_config
+        rainbows_wait_start
+        expect_sha1=8ff79d8115f9fe38d18be858c66aa08a1cc27a66
+}
+
+t_begin "response matches expected" && {
+        rm -f $ok
+        (
+                curl -sSf http://$listen/ && echo ok > $ok
+        ) | rsha1 > $tmp
+        test x$expect_sha1 = x"$(cat $tmp)"
+}
+
+t_begin "shutdown server" && {
+        kill -QUIT $rainbows_pid
+}
+
+dbgcat r_err
+
+t_begin "check stderr" && check_stderr
+
+t_done
diff --git a/t/t0016.rb b/t/t0016.rb
new file mode 100644
index 0000000..98c9a2e
--- /dev/null
+++ b/t/t0016.rb
@@ -0,0 +1,15 @@
+# -*- encoding: utf-8 -*-
+module T0016
+  CHUNK = '©' * 1024 * 1024
+  BODY = (1..50).map { CHUNK }
+  HEADER = {
+    # BODY.inject(0) { |m,c| m += c.bytesize }.to_s,
+    'Content-Length' => '104857600',
+    'Content-Type' => 'text/plain',
+  }
+
+  def self.call(env)
+    [ 200, HEADER, BODY ]
+  end
+end
+$0 == __FILE__ and T0016::BODY.each { |x| $stdout.syswrite(x) }