open-consul/agent/config/agent_limits_test.go

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package config
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestBuildAndValidate_HTTPMaxConnsPerClientExceedsRLimit(t *testing.T) {
hcl := `
limits{
# We put a very high value to be sure to fail
# This value is more than max on Windows as well
http_max_conns_per_client = 16777217
}`
b, err := NewBuilder(BuilderOpts{})
assert.NoError(t, err)
testsrc := FileSource{
Name: "test",
Format: "hcl",
Data: `
ae_interval = "1m"
data_dir="/tmp/00000000001979"
bind_addr = "127.0.0.1"
advertise_addr = "127.0.0.1"
datacenter = "dc1"
bootstrap = true
server = true
node_id = "00000000001979"
node_name = "Node-00000000001979"
`,
}
b.Head = append(b.Head, testsrc)
b.Tail = append(b.Tail, DefaultConsulSource(), DevConsulSource())
b.Tail = append(b.Head, FileSource{Name: "hcl", Format: "hcl", Data: hcl})
_, validationError := b.BuildAndValidate()
if validationError == nil {
assert.Fail(t, "Config should not be valid")
}
assert.Contains(t, validationError.Error(), "but limits.http_max_conns_per_client: 16777217 needs at least 16777237")
}