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Unit tests: node swap usage resource metric

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Signed-off-by: Itamar Holder <iholder@redhat.com>
This commit is contained in:
Itamar Holder 2023-07-09 18:09:11 +03:00
parent 1d368420b2
commit e429793db1
2 changed files with 29 additions and 0 deletions
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24
pkg/kubelet/metrics/collectors/resource_metrics_test.go
View File

@ -38,11 +38,14 @@ func TestCollectResourceMetrics(t *testing.T) {
"scrape_error",
"node_cpu_usage_seconds_total",
"node_memory_working_set_bytes",
"node_swap_usage_bytes",
"container_cpu_usage_seconds_total",
"container_memory_working_set_bytes",
"container_swap_usage_bytes",
"container_start_time_seconds",
"pod_cpu_usage_seconds_total",
"pod_memory_working_set_bytes",
"pod_swap_usage_bytes",
}
mockCtrl := gomock.NewController(t)
defer mockCtrl.Finish()
@ -75,6 +78,10 @@ func TestCollectResourceMetrics(t *testing.T) {
Time: testTime,
WorkingSetBytes: uint64Ptr(1000),
},
Swap: &statsapi.SwapStats{
Time: testTime,
SwapUsageBytes: uint64Ptr(500),
},
},
},
summaryErr: nil,
@ -85,6 +92,9 @@ func TestCollectResourceMetrics(t *testing.T) {
# HELP node_memory_working_set_bytes [ALPHA] Current working set of the node in bytes
# TYPE node_memory_working_set_bytes gauge
node_memory_working_set_bytes 1000 1624396278302
# HELP node_swap_usage_bytes [ALPHA] Current swap usage of the node in bytes. Reported only on non-windows systems
# TYPE node_swap_usage_bytes gauge
node_swap_usage_bytes 500 1624396278302
# HELP scrape_error [ALPHA] 1 if there was an error while getting container metrics, 0 otherwise
# TYPE scrape_error gauge
scrape_error 0
@ -132,6 +142,10 @@ func TestCollectResourceMetrics(t *testing.T) {
Time: testTime,
WorkingSetBytes: uint64Ptr(1000),
},
Swap: &statsapi.SwapStats{
Time: testTime,
SwapUsageBytes: uint64Ptr(1000),
},
},
{
Name: "container_b",
@ -189,6 +203,9 @@ func TestCollectResourceMetrics(t *testing.T) {
container_start_time_seconds{container="container_a",namespace="namespace_a",pod="pod_a"} 1.6243962483020916e+09 1624396248302
container_start_time_seconds{container="container_a",namespace="namespace_b",pod="pod_b"} 1.6243956783020916e+09 1624395678302
container_start_time_seconds{container="container_b",namespace="namespace_a",pod="pod_a"} 1.6243961583020916e+09 1624396158302
# HELP container_swap_usage_bytes [ALPHA] Current amount of the container swap usage in bytes. Reported only on non-windows systems
# TYPE container_swap_usage_bytes gauge
container_swap_usage_bytes{container="container_a",namespace="namespace_a",pod="pod_a"} 1000 1624396278302
`,
},
{
@ -310,6 +327,10 @@ func TestCollectResourceMetrics(t *testing.T) {
Time: testTime,
WorkingSetBytes: uint64Ptr(1000),
},
Swap: &statsapi.SwapStats{
Time: testTime,
SwapUsageBytes: uint64Ptr(5000),
},
},
},
},
@ -324,6 +345,9 @@ func TestCollectResourceMetrics(t *testing.T) {
# HELP pod_memory_working_set_bytes [ALPHA] Current working set of the pod in bytes
# TYPE pod_memory_working_set_bytes gauge
pod_memory_working_set_bytes{namespace="namespace_a",pod="pod_a"} 1000 1624396278302
# HELP pod_swap_usage_bytes [ALPHA] Current amount of the pod swap usage in bytes. Reported only on non-windows systems
# TYPE pod_swap_usage_bytes gauge
pod_swap_usage_bytes{namespace="namespace_a",pod="pod_a"} 5000 1624396278302
`,
},
{

5
pkg/kubelet/server/stats/summary_test.go
View File

@ -100,6 +100,7 @@ func TestSummaryProviderGetStats(t *testing.T) {
assert.Equal(summary.Node.StartTime, systemBootTime)
assert.Equal(summary.Node.CPU, cgroupStatsMap["/"].cs.CPU)
assert.Equal(summary.Node.Memory, cgroupStatsMap["/"].cs.Memory)
assert.Equal(summary.Node.Swap, cgroupStatsMap["/"].cs.Swap)
assert.Equal(summary.Node.Network, cgroupStatsMap["/"].ns)
assert.Equal(summary.Node.Fs, rootFsStats)
assert.Equal(summary.Node.Runtime, &statsapi.RuntimeStats{ImageFs: imageFsStats})
@ -112,6 +113,7 @@ func TestSummaryProviderGetStats(t *testing.T) {
Memory: cgroupStatsMap["/kubelet"].cs.Memory,
Accelerators: cgroupStatsMap["/kubelet"].cs.Accelerators,
UserDefinedMetrics: cgroupStatsMap["/kubelet"].cs.UserDefinedMetrics,
Swap: cgroupStatsMap["/kubelet"].cs.Swap,
})
assert.Contains(summary.Node.SystemContainers, statsapi.ContainerStats{
Name: "misc",
@ -120,6 +122,7 @@ func TestSummaryProviderGetStats(t *testing.T) {
Memory: cgroupStatsMap["/misc"].cs.Memory,
Accelerators: cgroupStatsMap["/misc"].cs.Accelerators,
UserDefinedMetrics: cgroupStatsMap["/misc"].cs.UserDefinedMetrics,
Swap: cgroupStatsMap["/misc"].cs.Swap,
})
assert.Contains(summary.Node.SystemContainers, statsapi.ContainerStats{
Name: "runtime",
@ -128,6 +131,7 @@ func TestSummaryProviderGetStats(t *testing.T) {
Memory: cgroupStatsMap["/runtime"].cs.Memory,
Accelerators: cgroupStatsMap["/runtime"].cs.Accelerators,
UserDefinedMetrics: cgroupStatsMap["/runtime"].cs.UserDefinedMetrics,
Swap: cgroupStatsMap["/runtime"].cs.Swap,
})
assert.Contains(summary.Node.SystemContainers, statsapi.ContainerStats{
Name: "pods",
@ -136,6 +140,7 @@ func TestSummaryProviderGetStats(t *testing.T) {
Memory: cgroupStatsMap["/pods"].cs.Memory,
Accelerators: cgroupStatsMap["/pods"].cs.Accelerators,
UserDefinedMetrics: cgroupStatsMap["/pods"].cs.UserDefinedMetrics,
Swap: cgroupStatsMap["/pods"].cs.Swap,
})
assert.Equal(summary.Pods, podStats)
}