coredns/plugin/trace/setup_test.go
2018-03-09 15:08:57 -05:00

61 lines
2.3 KiB
Go

package trace
import (
"testing"
"github.com/mholt/caddy"
)
func TestTraceParse(t *testing.T) {
tests := []struct {
input string
shouldErr bool
endpoint string
every uint64
serviceName string
clientServer bool
}{
// oks
{`trace`, false, "http://localhost:9411/api/v1/spans", 1, `coredns`, false},
{`trace localhost:1234`, false, "http://localhost:1234/api/v1/spans", 1, `coredns`, false},
{`trace http://localhost:1234/somewhere/else`, false, "http://localhost:1234/somewhere/else", 1, `coredns`, false},
{`trace zipkin localhost:1234`, false, "http://localhost:1234/api/v1/spans", 1, `coredns`, false},
{`trace datadog localhost`, false, "localhost", 1, `coredns`, false},
{`trace datadog http://localhost:8127`, false, "http://localhost:8127", 1, `coredns`, false},
{"trace {\n every 100\n}", false, "http://localhost:9411/api/v1/spans", 100, `coredns`, false},
{"trace {\n every 100\n service foobar\nclient_server\n}", false, "http://localhost:9411/api/v1/spans", 100, `foobar`, true},
{"trace {\n every 2\n client_server true\n}", false, "http://localhost:9411/api/v1/spans", 2, `coredns`, true},
{"trace {\n client_server false\n}", false, "http://localhost:9411/api/v1/spans", 1, `coredns`, false},
// fails
{`trace footype localhost:4321`, true, "", 1, "", false},
{"trace {\n every 2\n client_server junk\n}", true, "", 1, "", false},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.input)
m, err := traceParse(c)
if test.shouldErr && err == nil {
t.Errorf("Test %v: Expected error but found nil", i)
continue
} else if !test.shouldErr && err != nil {
t.Errorf("Test %v: Expected no error but found error: %v", i, err)
continue
}
if test.shouldErr {
continue
}
if test.endpoint != m.Endpoint {
t.Errorf("Test %v: Expected endpoint %s but found: %s", i, test.endpoint, m.Endpoint)
}
if test.every != m.every {
t.Errorf("Test %v: Expected every %d but found: %d", i, test.every, m.every)
}
if test.serviceName != m.serviceName {
t.Errorf("Test %v: Expected service name %s but found: %s", i, test.serviceName, m.serviceName)
}
if test.clientServer != m.clientServer {
t.Errorf("Test %v: Expected client_server %t but found: %t", i, test.clientServer, m.clientServer)
}
}
}