Test: cluster/base, check that we can write/read from cluster.

tests/cluster/run.tcl

@@ -5,6 +5,7 @@
 cd tests/cluster
 source cluster.tcl
 source ../instances.tcl
+source ../../support/cluster.tcl ; # Redis Cluster client.
 
 set ::instances_count 20 ; # How many instances we use at max.
 

tests/cluster/tests/00-base.tcl

@@ -94,3 +94,15 @@ test "Nodes should report cluster_state is ok now" {
         }
     }
 }
+
+test "It is possible to write and read from the cluster" {
+    set port [get_instance_attrib redis 0 port]
+    set cluster [redis_cluster 127.0.0.1:$port]
+    for {set j 0} {$j < 100} {incr j} {
+        $cluster set key.$j $j
+    }
+    for {set j 0} {$j < 100} {incr j} {
+        assert {[$cluster get key.$j] eq $j}
+    }
+    $cluster close
+}