aboutsummaryrefslogtreecommitdiff
path: root/core/setup/kubernetes_test.go
diff options
context:
space:
mode:
Diffstat (limited to 'core/setup/kubernetes_test.go')
-rw-r--r--core/setup/kubernetes_test.go389
1 files changed, 0 insertions, 389 deletions
diff --git a/core/setup/kubernetes_test.go b/core/setup/kubernetes_test.go
deleted file mode 100644
index cf6ac9abc..000000000
--- a/core/setup/kubernetes_test.go
+++ /dev/null
@@ -1,389 +0,0 @@
-package setup
-
-import (
- "strings"
- "testing"
- "time"
-
- unversionedapi "k8s.io/kubernetes/pkg/api/unversioned"
-)
-
-func TestKubernetesParse(t *testing.T) {
- tests := []struct {
- description string // Human-facing description of test case
- input string // Corefile data as string
- shouldErr bool // true if test case is exected to produce an error.
- expectedErrContent string // substring from the expected error. Empty for positive cases.
- expectedZoneCount int // expected count of defined zones.
- expectedNTValid bool // NameTemplate to be initialized and valid
- expectedNSCount int // expected count of namespaces.
- expectedResyncPeriod time.Duration // expected resync period value
- expectedLabelSelector string // expected label selector value
- }{
- // positive
- {
- "kubernetes keyword with one zone",
- `kubernetes coredns.local`,
- false,
- "",
- 1,
- true,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "kubernetes keyword with multiple zones",
- `kubernetes coredns.local test.local`,
- false,
- "",
- 2,
- true,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "kubernetes keyword with zone and empty braces",
- `kubernetes coredns.local {
-}`,
- false,
- "",
- 1,
- true,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "endpoint keyword with url",
- `kubernetes coredns.local {
- endpoint http://localhost:9090
-}`,
- false,
- "",
- 1,
- true,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "template keyword with valid template",
- `kubernetes coredns.local {
- template {service}.{namespace}.{zone}
-}`,
- false,
- "",
- 1,
- true,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "namespaces keyword with one namespace",
- `kubernetes coredns.local {
- namespaces demo
-}`,
- false,
- "",
- 1,
- true,
- 1,
- defaultResyncPeriod,
- "",
- },
- {
- "namespaces keyword with multiple namespaces",
- `kubernetes coredns.local {
- namespaces demo test
-}`,
- false,
- "",
- 1,
- true,
- 2,
- defaultResyncPeriod,
- "",
- },
- {
- "resync period in seconds",
- `kubernetes coredns.local {
- resyncperiod 30s
-}`,
- false,
- "",
- 1,
- true,
- 0,
- 30 * time.Second,
- "",
- },
- {
- "resync period in minutes",
- `kubernetes coredns.local {
- resyncperiod 15m
-}`,
- false,
- "",
- 1,
- true,
- 0,
- 15 * time.Minute,
- "",
- },
- {
- "basic label selector",
- `kubernetes coredns.local {
- labels environment=prod
-}`,
- false,
- "",
- 1,
- true,
- 0,
- defaultResyncPeriod,
- "environment=prod",
- },
- {
- "multi-label selector",
- `kubernetes coredns.local {
- labels environment in (production, staging, qa),application=nginx
-}`,
- false,
- "",
- 1,
- true,
- 0,
- defaultResyncPeriod,
- "application=nginx,environment in (production,qa,staging)",
- },
- {
- "fully specified valid config",
- `kubernetes coredns.local test.local {
- resyncperiod 15m
- endpoint http://localhost:8080
- template {service}.{namespace}.{zone}
- namespaces demo test
- labels environment in (production, staging, qa),application=nginx
-}`,
- false,
- "",
- 2,
- true,
- 2,
- 15 * time.Minute,
- "application=nginx,environment in (production,qa,staging)",
- },
- // negative
- {
- "no kubernetes keyword",
- "",
- true,
- "Kubernetes setup called without keyword 'kubernetes' in Corefile",
- -1,
- false,
- -1,
- defaultResyncPeriod,
- "",
- },
- {
- "kubernetes keyword without a zone",
- `kubernetes`,
- true,
- "Zone name must be provided for kubernetes middleware",
- -1,
- true,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "endpoint keyword without an endpoint value",
- `kubernetes coredns.local {
- endpoint
-}`,
- true,
- "Wrong argument count or unexpected line ending after 'endpoint'",
- -1,
- true,
- -1,
- defaultResyncPeriod,
- "",
- },
- {
- "template keyword without a template value",
- `kubernetes coredns.local {
- template
-}`,
- true,
- "Wrong argument count or unexpected line ending after 'template'",
- -1,
- false,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "template keyword with an invalid template value",
- `kubernetes coredns.local {
- template {namespace}.{zone}
-}`,
- true,
- "Record name template does not pass NameTemplate validation",
- -1,
- false,
- 0,
- defaultResyncPeriod,
- "",
- },
- {
- "namespace keyword without a namespace value",
- `kubernetes coredns.local {
- namespaces
-}`,
- true,
- "Parse error: Wrong argument count or unexpected line ending after 'namespaces'",
- -1,
- true,
- -1,
- defaultResyncPeriod,
- "",
- },
- {
- "resyncperiod keyword without a duration value",
- `kubernetes coredns.local {
- resyncperiod
-}`,
- true,
- "Wrong argument count or unexpected line ending after 'resyncperiod'",
- -1,
- true,
- 0,
- 0 * time.Minute,
- "",
- },
- {
- "resync period no units",
- `kubernetes coredns.local {
- resyncperiod 15
-}`,
- true,
- "Unable to parse resync duration value. Value provided was ",
- -1,
- true,
- 0,
- 0 * time.Second,
- "",
- },
- {
- "resync period invalid",
- `kubernetes coredns.local {
- resyncperiod abc
-}`,
- true,
- "Unable to parse resync duration value. Value provided was ",
- -1,
- true,
- 0,
- 0 * time.Second,
- "",
- },
- {
- "labels with no selector value",
- `kubernetes coredns.local {
- labels
-}`,
- true,
- "Wrong argument count or unexpected line ending after 'labels'",
- -1,
- true,
- 0,
- 0 * time.Second,
- "",
- },
- {
- "labels with invalid selector value",
- `kubernetes coredns.local {
- labels environment in (production, qa
-}`,
- true,
- "Unable to parse label selector. Value provided was",
- -1,
- true,
- 0,
- 0 * time.Second,
- "",
- },
- }
-
- t.Logf("Parser test cases count: %v", len(tests))
- for i, test := range tests {
- c := NewTestController(test.input)
- k8sController, err := kubernetesParse(c)
- t.Logf("setup test: %2v -- %v\n", i, test.description)
- //t.Logf("controller: %v\n", k8sController)
-
- if test.shouldErr && err == nil {
- t.Errorf("Test %d: Expected error, but did not find error for input '%s'. Error was: '%v'", i, test.input, err)
- }
-
- if err != nil {
- if !test.shouldErr {
- t.Errorf("Test %d: Expected no error but found one for input %s. Error was: %v", i, test.input, err)
- continue
- }
-
- if test.shouldErr && (len(test.expectedErrContent) < 1) {
- t.Fatalf("Test %d: Test marked as expecting an error, but no expectedErrContent provided for input '%s'. Error was: '%v'", i, test.input, err)
- }
-
- if test.shouldErr && (test.expectedZoneCount >= 0) {
- t.Errorf("Test %d: Test marked as expecting an error, but provides value for expectedZoneCount!=-1 for input '%s'. Error was: '%v'", i, test.input, err)
- }
-
- if !strings.Contains(err.Error(), test.expectedErrContent) {
- t.Errorf("Test %d: Expected error to contain: %v, found error: %v, input: %s", i, test.expectedErrContent, err, test.input)
- }
- continue
- }
-
- // No error was raised, so validate initialization of k8sController
- // Zones
- foundZoneCount := len(k8sController.Zones)
- if foundZoneCount != test.expectedZoneCount {
- t.Errorf("Test %d: Expected kubernetes controller to be initialized with %d zones, instead found %d zones: '%v' for input '%s'", i, test.expectedZoneCount, foundZoneCount, k8sController.Zones, test.input)
- }
-
- // NameTemplate
- if k8sController.NameTemplate == nil {
- t.Errorf("Test %d: Expected kubernetes controller to be initialized with a NameTemplate. Instead found '%v' for input '%s'", i, k8sController.NameTemplate, test.input)
- } else {
- foundNTValid := k8sController.NameTemplate.IsValid()
- if foundNTValid != test.expectedNTValid {
- t.Errorf("Test %d: Expected NameTemplate validity to be '%v', instead found '%v' for input '%s'", i, test.expectedNTValid, foundNTValid, test.input)
- }
- }
-
- // Namespaces
- foundNSCount := len(k8sController.Namespaces)
- if foundNSCount != test.expectedNSCount {
- t.Errorf("Test %d: Expected kubernetes controller to be initialized with %d namespaces. Instead found %d namespaces: '%v' for input '%s'", i, test.expectedNSCount, foundNSCount, k8sController.Namespaces, test.input)
- }
-
- // ResyncPeriod
- foundResyncPeriod := k8sController.ResyncPeriod
- if foundResyncPeriod != test.expectedResyncPeriod {
- t.Errorf("Test %d: Expected kubernetes controller to be initialized with resync period '%s'. Instead found period '%s' for input '%s'", i, test.expectedResyncPeriod, foundResyncPeriod, test.input)
- }
-
- // Labels
- if k8sController.LabelSelector != nil {
- foundLabelSelectorString := unversionedapi.FormatLabelSelector(k8sController.LabelSelector)
- if foundLabelSelectorString != test.expectedLabelSelector {
- t.Errorf("Test %d: Expected kubernetes controller to be initialized with label selector '%s'. Instead found selector '%s' for input '%s'", i, test.expectedLabelSelector, foundLabelSelectorString, test.input)
- }
- }
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-02 22:48:37 +0000