mirror of https://github.com/linkerd/linkerd2.git
118 lines
3.7 KiB
Go
118 lines
3.7 KiB
Go
package k8s
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import (
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"testing"
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)
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func TestGenerateKubernetesApiBaseUrlFor(t *testing.T) {
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t.Run("Generates correct URL when all elements are present", func(t *testing.T) {
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schemeHostAndPort := "ftp://some-server.example.com:666"
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namespace := "some-namespace"
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extraPath := "/starts/with/slash"
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url, err := generateKubernetesAPIBaseURLFor(schemeHostAndPort, namespace, extraPath)
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if err != nil {
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t.Fatalf("Unexpected error starting proxy: %v", err)
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}
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expectedURLString := "ftp://some-server.example.com:666/api/v1/namespaces/some-namespace/starts/with/slash"
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if url.String() != expectedURLString {
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t.Fatalf("Expected generated URl to be [%s], but got [%s]", expectedURLString, url.String())
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}
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})
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t.Run("Return error if extra path doesn't start with slash", func(t *testing.T) {
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schemeHostAndPort := "ftp://some-server.example.com:666"
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namespace := "some-namespace"
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extraPath := "does-not-start/with/slash"
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_, err := generateKubernetesAPIBaseURLFor(schemeHostAndPort, namespace, extraPath)
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if err == nil {
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t.Fatalf("Expected error when tryiong to generate URL with extra path without leading slash, got nothing")
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}
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})
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}
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func TestGenerateBaseKubernetesApiUrl(t *testing.T) {
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t.Run("Generates correct URL when all elements are present", func(t *testing.T) {
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schemeHostAndPort := "gopher://some-server.example.com:661"
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url, err := generateBaseKubernetesAPIURL(schemeHostAndPort)
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if err != nil {
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t.Fatalf("Unexpected error starting proxy: %v", err)
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}
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expectedURLString := "gopher://some-server.example.com:661/api/v1/"
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if url.String() != expectedURLString {
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t.Fatalf("Expected generated URl to be [%s], but got [%s]", expectedURLString, url.String())
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}
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})
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t.Run("Return error if invalid host and port", func(t *testing.T) {
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schemeHostAndPort := "ftp://some-server.exampl e.com:666"
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_, err := generateBaseKubernetesAPIURL(schemeHostAndPort)
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if err == nil {
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t.Fatalf("Expected error when tryiong to generate URL with extra path without leading slash, got nothing")
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}
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})
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}
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func TestGetConfig(t *testing.T) {
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t.Run("Gets host correctly form existing file", func(t *testing.T) {
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config, err := GetConfig("testdata/config.test", "")
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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expectedHost := "https://55.197.171.239"
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if config.Host != expectedHost {
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t.Fatalf("Expected host to be [%s] got [%s]", expectedHost, config.Host)
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}
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})
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t.Run("Returns error if configuration cannot be found", func(t *testing.T) {
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_, err := GetConfig("/this/doest./not/exist.config", "")
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if err == nil {
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t.Fatalf("Expecting error when config file doesnt exist, got nothing")
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}
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})
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}
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func TestCanonicalResourceNameFromFriendlyName(t *testing.T) {
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t.Run("Returns canonical name for all known variants", func(t *testing.T) {
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expectations := map[string]string{
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"po": Pod,
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"pod": Pod,
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"deployment": Deployment,
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"deployments": Deployment,
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"au": Authority,
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"authorities": Authority,
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}
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for input, expectedName := range expectations {
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actualName, err := CanonicalResourceNameFromFriendlyName(input)
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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if actualName != expectedName {
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t.Fatalf("Expected friendly name [%s] to resolve to [%s], but got [%s]", input, expectedName, actualName)
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}
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}
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})
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t.Run("Returns error if input isn't a supported name", func(t *testing.T) {
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unsupportedNames := []string{
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"pdo", "dop", "paths", "path", "", "mesh",
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}
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for _, n := range unsupportedNames {
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out, err := CanonicalResourceNameFromFriendlyName(n)
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if err == nil {
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t.Fatalf("Expecting error when resolving [%s], but it did resolve to [%s]", n, out)
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}
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}
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})
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}
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