From 77e2fb0f9521fd41f4e0ed3fc0d7dc5e9e4208ba Mon Sep 17 00:00:00 2001
From: Tim Emiola <temiola@google.com>
Date: Thu, 19 Mar 2015 23:10:10 -0700
Subject: Corrects the handling of metadata when the optional deadline is
 specified

---
 src/ruby/spec/generic/rpc_server_spec.rb | 42 +++++++++++++++++++++++++++++---
 1 file changed, 38 insertions(+), 4 deletions(-)

(limited to 'src/ruby/spec')

diff --git a/src/ruby/spec/generic/rpc_server_spec.rb b/src/ruby/spec/generic/rpc_server_spec.rb
index f3b89b5895..34e5cdcd04 100644
--- a/src/ruby/spec/generic/rpc_server_spec.rb
+++ b/src/ruby/spec/generic/rpc_server_spec.rb
@@ -81,14 +81,17 @@ EchoStub = EchoService.rpc_stub_class
 class SlowService
   include GRPC::GenericService
   rpc :an_rpc, EchoMsg, EchoMsg
+  attr_reader :received_md, :delay
 
   def initialize(_default_var = 'ignored')
+    @delay = 0.25
+    @received_md = []
   end
 
-  def an_rpc(req, _call)
-    delay = 0.25
-    logger.info("starting a slow #{delay} rpc")
-    sleep delay
+  def an_rpc(req, call)
+    logger.info("starting a slow #{@delay} rpc")
+    sleep @delay
+    @received_md << call.metadata unless call.metadata.nil?
     req  # send back the req as the response
   end
 end
@@ -354,6 +357,37 @@ describe GRPC::RpcServer do
         t.join
       end
 
+      it 'should receive metadata when a deadline is specified', server: true do
+        service = SlowService.new
+        @srv.handle(service)
+        t = Thread.new { @srv.run }
+        @srv.wait_till_running
+        req = EchoMsg.new
+        stub = SlowStub.new(@host, **@client_opts)
+        deadline = service.delay + 0.5 # wait for long enough
+        expect(stub.an_rpc(req, deadline, k1: 'v1', k2: 'v2')).to be_a(EchoMsg)
+        wanted_md = [{ 'k1' => 'v1', 'k2' => 'v2' }]
+        expect(service.received_md).to eq(wanted_md)
+        @srv.stop
+        t.join
+      end
+
+      it 'should not receive metadata if the client times out', server: true do
+        service = SlowService.new
+        @srv.handle(service)
+        t = Thread.new { @srv.run }
+        @srv.wait_till_running
+        req = EchoMsg.new
+        stub = SlowStub.new(@host, **@client_opts)
+        deadline = 0.1  # too short for SlowService to respond
+        blk = proc { stub.an_rpc(req, deadline, k1: 'v1', k2: 'v2') }
+        expect(&blk).to raise_error GRPC::BadStatus
+        wanted_md = []
+        expect(service.received_md).to eq(wanted_md)
+        @srv.stop
+        t.join
+      end
+
       it 'should receive updated metadata', server: true do
         service = EchoService.new
         @srv.handle(service)
-- 
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