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package errors
import (
"bytes"
golog "log"
"strings"
"testing"
"github.com/coredns/caddy"
"github.com/coredns/coredns/core/dnsserver"
clog "github.com/coredns/coredns/plugin/pkg/log"
)
func TestErrorsParse(t *testing.T) {
tests := []struct {
inputErrorsRules string
shouldErr bool
optCount int
stacktrace bool
}{
{`errors`, false, 0, false},
{`errors stdout`, false, 0, false},
{`errors errors.txt`, true, 0, false},
{`errors visible`, true, 0, false},
{`errors { log visible }`, true, 0, false},
{`errors
errors `, true, 0, false},
{`errors a b`, true, 0, false},
{`errors {
consolidate
}`, true, 0, false},
{`errors {
consolidate 1m
}`, true, 0, false},
{`errors {
consolidate 1m .* extra
}`, true, 0, false},
{`errors {
consolidate abc .*
}`, true, 0, false},
{`errors {
consolidate 1 .*
}`, true, 0, false},
{`errors {
consolidate 1m ())
}`, true, 0, false},
{`errors {
stacktrace
}`, false, 0, true},
{`errors {
stacktrace
consolidate 1m ^exact$
}`, false, 1, true},
{`errors {
consolidate 1m ^exact$
}`, false, 1, false},
{`errors {
consolidate 1m error
}`, false, 1, false},
{`errors {
consolidate 1m "format error"
}`, false, 1, false},
{`errors {
consolidate 1m error1
consolidate 5s error2
}`, false, 2, false},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.inputErrorsRules)
h, err := errorsParse(c)
if err == nil && test.shouldErr {
t.Errorf("Test %d didn't error, but it should have", i)
} else if err != nil && !test.shouldErr {
t.Errorf("Test %d errored, but it shouldn't have; got '%v'", i, err)
} else if h != nil && len(h.patterns) != test.optCount {
t.Errorf("Test %d: pattern count mismatch, expected %d, got %d",
i, test.optCount, len(h.patterns))
}
if dnsserver.GetConfig(c).Stacktrace != test.stacktrace {
t.Errorf("Test %d: stacktrace, expected %t, got %t",
i, test.stacktrace, dnsserver.GetConfig(c).Stacktrace)
}
}
}
func TestProperLogCallbackIsSet(t *testing.T) {
tests := []struct {
name string
inputErrorsRules string
wantLogLevel string
}{
{
name: "warning is parsed properly",
inputErrorsRules: `errors {
consolidate 1m .* warning
}`,
wantLogLevel: "[WARNING]",
},
{
name: "error is parsed properly",
inputErrorsRules: `errors {
consolidate 1m .* error
}`,
wantLogLevel: "[ERROR]",
},
{
name: "info is parsed properly",
inputErrorsRules: `errors {
consolidate 1m .* info
}`,
wantLogLevel: "[INFO]",
},
{
name: "debug is parsed properly",
inputErrorsRules: `errors {
consolidate 1m .* debug
}`,
wantLogLevel: "[DEBUG]",
},
{
name: "default is error",
inputErrorsRules: `errors {
consolidate 1m .*
}`,
wantLogLevel: "[ERROR]",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
buf := bytes.Buffer{}
golog.SetOutput(&buf)
clog.D.Set()
c := caddy.NewTestController("dns", tt.inputErrorsRules)
h, _ := errorsParse(c)
l := h.patterns[0].logCallback
l("some error happened")
if log := buf.String(); !strings.Contains(log, tt.wantLogLevel) {
t.Errorf("Expected log %q, but got %q", tt.wantLogLevel, log)
}
})
}
}
|
