diff --git a/tests/cluster/tests/05-slave-selection.tcl b/tests/cluster/tests/05-slave-selection.tcl index 6efedce5..bcb0fa1e 100644 --- a/tests/cluster/tests/05-slave-selection.tcl +++ b/tests/cluster/tests/05-slave-selection.tcl @@ -92,3 +92,80 @@ test "Node #10 should eventually replicate node #5" { fail "#10 didn't became slave of #5" } } + +source "../tests/includes/init-tests.tcl" + +# Create a cluster with 3 master and 15 slaves, so that we have 5 +# slaves for eatch master. +test "Create a 3 nodes cluster" { + create_cluster 3 15 +} + +test "Cluster is up" { + assert_cluster_state ok +} + +test "The first master has actually 5 slaves" { + assert {[llength [lindex [R 0 role] 2]] == 5} +} + +test {Slaves of #0 are instance #3, #6, #9, #12 and #15 as expected} { + set port0 [get_instance_attrib redis 0 port] + assert {[lindex [R 3 role] 2] == $port0} + assert {[lindex [R 6 role] 2] == $port0} + assert {[lindex [R 9 role] 2] == $port0} + assert {[lindex [R 12 role] 2] == $port0} + assert {[lindex [R 15 role] 2] == $port0} +} + +test {Instance #3, #6, #9, #12 and #15 synced with the master} { + wait_for_condition 1000 50 { + [RI 3 master_link_status] eq {up} && + [RI 6 master_link_status] eq {up} && + [RI 9 master_link_status] eq {up} && + [RI 12 master_link_status] eq {up} && + [RI 15 master_link_status] eq {up} + } else { + fail "Instance #3 or #6 or #9 or #12 or #15 master link status is not up" + } +} + +proc master_detected {instances} { + foreach instance [dict keys $instances] { + if {[RI $instance role] eq {master}} { + return true + } + } + + return false +} + +test "New Master down consecutively" { + set instances [dict create 0 1 3 1 6 1 9 1 12 1 15 1] + + set loops [expr {[dict size $instances]-1}] + for {set i 0} {$i < $loops} {incr i} { + set master_id -1 + foreach instance [dict keys $instances] { + if {[RI $instance role] eq {master}} { + set master_id $instance + break; + } + } + + if {$master_id eq -1} { + fail "no master detected, #loop $i" + } + + set instances [dict remove $instances $master_id] + + kill_instance redis $master_id + wait_for_condition 1000 50 { + [master_detected $instances] + } else { + failover "No failover detected when master $master_id fails" + } + + assert_cluster_state ok + } +}