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raft: minor refactor

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This commit is contained in:
swingbach@gmail.com 2016-08-02 08:46:43 +08:00
parent 992f628e6e
commit c0a8da7fd0
1 changed files with 15 additions and 23 deletions
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38
raft/raft_test.go
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@ -1235,9 +1235,8 @@ func TestLeaderSupersedingWithCheckQuorum(t *testing.T) {
c.checkQuorum = true
nt := newNetwork(a, b, c)
setRandomizedElectionTimeout(b, b.electionTimeout+1)
// Prevent campaigning from b
b.randomizedElectionTimeout = b.electionTimeout + 1
for i := 0; i < b.electionTimeout; i++ {
b.tick()
}
@ -1278,13 +1277,9 @@ func TestLeaderElectionWithCheckQuorum(t *testing.T) {
b.checkQuorum = true
c.checkQuorum = true
// we can not let system choosing the value of randomizedElectionTimeout
// otherwise it will introduce some uncertainty into this test case
// we need to ensure randomizedElectionTimeout > electionTimeout here
a.randomizedElectionTimeout = a.electionTimeout + 1
b.randomizedElectionTimeout = b.electionTimeout + 2
nt := newNetwork(a, b, c)
setRandomizedElectionTimeout(a, a.electionTimeout+1)
setRandomizedElectionTimeout(b, b.electionTimeout+2)
// Letting b's electionElapsed reach to timeout so that it can vote for a
for i := 0; i < b.electionTimeout; i++ {
@ -1329,12 +1324,9 @@ func TestFreeStuckCandidateWithCheckQuorum(t *testing.T) {
b.checkQuorum = true
c.checkQuorum = true
// we can not let system choosing the value of randomizedElectionTimeout
// otherwise it will introduce some uncertainty into this test case
// we need to ensure randomizedElectionTimeout > electionTimeout here
b.randomizedElectionTimeout = b.electionTimeout + 1
nt := newNetwork(a, b, c)
setRandomizedElectionTimeout(b, b.electionTimeout+1)
for i := 0; i < b.electionTimeout; i++ {
b.tick()
}
@ -1390,12 +1382,8 @@ func TestNonPromotableVoterWithCheckQuorum(t *testing.T) {
a.checkQuorum = true
b.checkQuorum = true
// we can not let system choosing the value of randomizedElectionTimeout
// otherwise it will introduce some uncertainty into this test case
// we need to ensure randomizedElectionTimeout > electionTimeout here
b.randomizedElectionTimeout = b.electionTimeout + 1
nt := newNetwork(a, b)
setRandomizedElectionTimeout(b, b.electionTimeout+1)
// Need to remove 2 again to make it a non-promotable node since newNetwork overwritten some internal states
b.delProgress(2)
@ -1430,12 +1418,9 @@ func TestReadIndexWithCheckQuorum(t *testing.T) {
b.checkQuorum = true
c.checkQuorum = true
// we can not let system choosing the value of randomizedElectionTimeout
// otherwise it will introduce some uncertainty into this test case
// we need to ensure randomizedElectionTimeout > electionTimeout here
b.randomizedElectionTimeout = b.electionTimeout + 1
nt := newNetwork(a, b, c)
setRandomizedElectionTimeout(b, b.electionTimeout+1)
for i := 0; i < b.electionTimeout; i++ {
b.tick()
}
@ -2633,6 +2618,13 @@ func idsBySize(size int) []uint64 {
return ids
}
// setRandomizedElectionTimeout set up the value by caller instead of choosing
// by system, in some test scenario we need to fill in some expected value to
// ensure the certainty
func setRandomizedElectionTimeout(r *raft, v int) {
r.randomizedElectionTimeout = v
}
func newTestConfig(id uint64, peers []uint64, election, heartbeat int, storage Storage) *Config {
return &Config{
ID: id,