mirror of
https://github.com/grafana/grafana.git
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5ee4744d62
* Audit logs in sender package * Fix casing and touch up a few key names * Avoid logging entire alert struct * Log configuration ID being applied * Revert change to errorf rather than log * Tune levels further and remove some redundancies * Adjust logger naming and standardize log context * Adjust logger naming in router * Move log and get rid of dead error handling code
104 lines
3.0 KiB
Go
104 lines
3.0 KiB
Go
package sender
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import (
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"testing"
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"github.com/prometheus/alertmanager/api/v2/models"
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"github.com/prometheus/prometheus/pkg/labels"
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"github.com/stretchr/testify/require"
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)
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func TestSanitizeLabelName(t *testing.T) {
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cases := []struct {
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desc string
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labelName string
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expectedResult string
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expectedErr string
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}{
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{
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desc: "Remove whitespace",
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labelName: " a\tb\nc\vd\re\ff ",
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expectedResult: "abcdef",
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},
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{
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desc: "Replace ASCII with underscore",
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labelName: " !\"#$%&\\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~",
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expectedResult: "________________0123456789_______ABCDEFGHIJKLMNOPQRSTUVWXYZ______abcdefghijklmnopqrstuvwxyz____",
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},
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{
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desc: "Replace non-ASCII unicode with hex",
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labelName: "_€_ƒ_„_†_‡_œ_Ÿ_®_º_¼_×_ð_þ_¿_±_四_十_二_🔥",
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expectedResult: "_0x20ac_0x192_0x201e_0x2020_0x2021_0x153_0x178_0xae_0xba_0xbc_0xd7_0xf0_0xfe_0xbf_0xb1_0x56db_0x5341_0x4e8c_0x1f525",
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},
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{ // labels starting with a number are invalid, so we have to make sure we don't sanitize to another invalid label.
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desc: "If first character is replaced with hex, prefix with underscore",
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labelName: "😍😍😍",
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expectedResult: "_0x1f60d0x1f60d0x1f60d",
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},
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{
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desc: "Empty string should error",
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labelName: "",
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expectedErr: "label name cannot be empty",
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},
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{
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desc: "Only whitespace should error",
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labelName: " \t\n\v\n\f ",
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expectedErr: "label name is empty after removing invalids chars",
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},
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}
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for _, tc := range cases {
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am := NewExternalAlertmanagerSender()
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t.Run(tc.desc, func(t *testing.T) {
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res, err := am.sanitizeLabelName(tc.labelName)
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if tc.expectedErr != "" {
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require.EqualError(t, err, tc.expectedErr)
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}
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require.Equal(t, tc.expectedResult, res)
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})
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}
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}
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func TestSanitizeLabelSet(t *testing.T) {
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cases := []struct {
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desc string
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labelset models.LabelSet
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expectedResult labels.Labels
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}{
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{
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desc: "Duplicate labels after sanitizations, append short has as suffix to duplicates",
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labelset: models.LabelSet{
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"test-alert": "42",
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"test_alert": "43",
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"test+alert": "44",
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},
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expectedResult: labels.Labels{
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labels.Label{Name: "test_alert", Value: "44"},
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labels.Label{Name: "test_alert_ed6237", Value: "42"},
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labels.Label{Name: "test_alert_a67b5e", Value: "43"},
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},
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},
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{
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desc: "If sanitize fails for a label, skip it",
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labelset: models.LabelSet{
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"test-alert": "42",
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" \t\n\v\n\f ": "43",
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"test+alert": "44",
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},
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expectedResult: labels.Labels{
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labels.Label{Name: "test_alert", Value: "44"},
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labels.Label{Name: "test_alert_ed6237", Value: "42"},
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},
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},
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}
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for _, tc := range cases {
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am := NewExternalAlertmanagerSender()
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t.Run(tc.desc, func(t *testing.T) {
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require.Equal(t, tc.expectedResult, am.sanitizeLabelSet(tc.labelset))
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})
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}
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}
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