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Testing for the analyzer package + small refactoring (#246)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| package analyzer | ||
|
|
||
| import ( | ||
| "os" | ||
| "path/filepath" | ||
| "strings" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
|
|
||
| "github.com/np-guard/cluster-topology-analyzer/pkg/common" | ||
| ) | ||
|
|
||
| func TestNetworkAddressValue(t *testing.T) { | ||
| type strBoolPair struct { | ||
| str string | ||
| b bool | ||
| } | ||
|
|
||
| valuesToCheck := map[string]strBoolPair{ | ||
| "svc": {"svc", true}, | ||
| "svc:500": {"svc:500", true}, | ||
| "http://svc:500": {"svc:500", true}, | ||
| "fttps://svc:500/something#abc": {"svc:500", true}, | ||
| strings.Repeat("abc", 500): {"", false}, | ||
| "not%a*url": {"", false}, | ||
| "123": {"", false}, | ||
| } | ||
|
|
||
| for val, expectedAnswer := range valuesToCheck { | ||
| strRes, boolRes := NetworkAddressValue(val) | ||
| require.Equal(t, expectedAnswer.b, boolRes) | ||
| require.Equal(t, expectedAnswer.str, strRes) | ||
| } | ||
| } | ||
|
|
||
| func TestScanningSvc(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"k8s_guestbook", "frontend-service.yaml"}) | ||
| require.Nil(t, err) | ||
| res, err := ScanK8sServiceObject(resourceBuf) | ||
| require.Nil(t, err) | ||
| require.Equal(t, "frontend", res.Resource.Name) | ||
| require.Len(t, res.Resource.Selectors, 2) | ||
| require.Len(t, res.Resource.Network, 1) | ||
| require.Equal(t, 80, res.Resource.Network[0].Port) | ||
| } | ||
|
|
||
| func TestScanningDeploymentWithArgs(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"sockshop", "manifests", "01-carts-dep.yaml"}) | ||
| require.Nil(t, err) | ||
| res, err := ScanK8sWorkloadObject("Deployment", resourceBuf) | ||
| require.Nil(t, err) | ||
| require.Equal(t, "carts", res.Resource.Name) | ||
| require.Len(t, res.Resource.NetworkAddrs, 1) | ||
| require.Equal(t, "carts-db:27017", res.Resource.NetworkAddrs[0]) | ||
| require.Len(t, res.Resource.Labels, 1) | ||
| require.Equal(t, "carts", res.Resource.Labels["name"]) | ||
| } | ||
|
|
||
| func TestScanningDeploymentWithEnvs(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"k8s_guestbook", "frontend-deployment.yaml"}) | ||
| require.Nil(t, err) | ||
| res, err := ScanK8sWorkloadObject("Deployment", resourceBuf) | ||
| require.Nil(t, err) | ||
| require.Equal(t, "frontend", res.Resource.Name) | ||
| require.Len(t, res.Resource.NetworkAddrs, 4) | ||
| require.Len(t, res.Resource.Labels, 2) | ||
| } | ||
|
|
||
| func TestScanningDeploymentWithConfigMapRef(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"acs-security-demos", "frontend", "webapp", "deployment.yaml"}) | ||
| require.Nil(t, err) | ||
| res, err := ScanK8sWorkloadObject("Deployment", resourceBuf) | ||
| require.Nil(t, err) | ||
| require.Equal(t, "webapp", res.Resource.Name) | ||
| require.Len(t, res.Resource.ConfigMapRefs, 1) | ||
| require.Empty(t, res.Resource.NetworkAddrs) // extracting network addresses from configmaps happens later | ||
| require.Len(t, res.Resource.Labels, 1) | ||
| } | ||
|
|
||
| func TestScanningReplicaSet(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"k8s_guestbook", "redis-leader-deployment.yaml"}) | ||
| require.Nil(t, err) | ||
| res, err := ScanK8sWorkloadObject("ReplicaSet", resourceBuf) | ||
| require.Nil(t, err) | ||
| require.Equal(t, "redis-leader", res.Resource.Name) | ||
| require.Len(t, res.Resource.NetworkAddrs, 0) | ||
| require.Len(t, res.Resource.Labels, 3) | ||
| } | ||
|
|
||
| func TestScanningConfigMap(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"qotd", "qotd_usecase.yaml"}) | ||
| require.Nil(t, err) | ||
| res, err := ScanK8sConfigmapObject(resourceBuf) | ||
| require.Nil(t, err) | ||
| require.Equal(t, res.FullName, "qotd-load/qotd-usecase-library") | ||
| require.Len(t, res.Data, 5) | ||
| } | ||
|
|
||
| func TestScanningIngress(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"bookinfo", "bookinfo-ingress.yaml"}) | ||
| require.Nil(t, err) | ||
| toExpose := common.ServicesToExpose{} | ||
| err = ScanIngressObject(resourceBuf, toExpose) | ||
| require.Nil(t, err) | ||
| require.Len(t, toExpose, 1) | ||
| } | ||
|
|
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| func TestScanningRoute(t *testing.T) { | ||
| resourceBuf, err := loadResourceAsByteArray([]string{"acs-security-demos", "frontend", "webapp", "route.yaml"}) | ||
| require.Nil(t, err) | ||
| toExpose := common.ServicesToExpose{} | ||
| err = ScanOCRouteObject(resourceBuf, toExpose) | ||
| require.Nil(t, err) | ||
| require.Len(t, toExpose, 1) | ||
| } | ||
|
|
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| func loadResourceAsByteArray(resourceDirs []string) ([]byte, error) { | ||
| currentDir, _ := os.Getwd() | ||
| resourceRelPath := filepath.Join(resourceDirs...) | ||
| resourcePath := filepath.Join(currentDir, "..", "..", "tests", resourceRelPath) | ||
| return os.ReadFile(resourcePath) | ||
| } |
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