Beta Example Tests

This PR runs example tests of beta and stable features under the feature flag
`enable-api-fields: beta`. This is an extension to PR
#5737.

test/path_filtering.go

@@ -56,6 +56,8 @@ func getPathFilter(t *testing.T) (pathFilter, error) {
 		f = stablePathFilter
 	case "alpha":
 		f = alphaPathFilter
+	case "beta":
+		f = betaPathFilter
 	}
 	if f == nil {
 		return nil, fmt.Errorf("unable to create path filter from feature gate %q", enabledFeatureGate)
@@ -90,11 +92,17 @@ func getFeatureGate(namespace string) (string, error) {
 // stablePathFilter returns true for any example that should be allowed to run
 // when "enable-api-fields" is "stable".
 func stablePathFilter(p string) bool {
-	return !(strings.Contains(p, "/alpha/") || strings.Contains(p, "/beta/"))
+	return !strings.Contains(p, "/alpha/") && !strings.Contains(p, "/beta/")
 }
 
 // alphaPathFilter returns true for any example that should be allowed to run
 // when "enable-api-fields" is "alpha".
 func alphaPathFilter(p string) bool {
-	return strings.Contains(p, "/alpha/") || strings.Contains(p, "/beta/") || stablePathFilter(p)
+	return true
+}
+
+// betaPathFilter returns true for any example that should be allowed to run
+// when "enable-api-fields" is "beta".
+func betaPathFilter(p string) bool {
+	return !strings.Contains(p, "/alpha/")
 }

test/path_filtering_test.go

@@ -103,3 +103,50 @@ func TestAlphaPathFilter(t *testing.T) {
 		})
 	}
 }
+
+func TestBetaPathFilter(t *testing.T) {
+	for _, tc := range []struct {
+		path    string
+		allowed bool
+	}{{
+		path:    "/test.yaml",
+		allowed: true,
+	}, {
+		path:    "/alpha/test.yaml",
+		allowed: false,
+	}, {
+		path:    "/beta/test.yaml",
+		allowed: true,
+	}, {
+		path:    "/foo/test.yaml",
+		allowed: true,
+	}, {
+		path:    "/v1alpha1/taskruns/test.yaml",
+		allowed: true,
+	}, {
+		path:    "/v1alpha1/taskruns/alpha/test.yaml",
+		allowed: false,
+	}, {
+		path:    "/v1beta1/taskruns/test.yaml",
+		allowed: true,
+	}, {
+		path:    "/v1beta1/taskruns/alpha/test.yaml",
+		allowed: false,
+	}, {
+		path:    "/v1beta1/taskruns/alpha/test.yaml",
+		allowed: false,
+	}, {
+		path:    "/v1alpha1/pipelineruns/beta/test.yaml",
+		allowed: true,
+	}, {
+		path:    "/v1alpha1/pipelineruns/beta/test.yaml",
+		allowed: true,
+	}} {
+		name := strings.Replace(tc.path, "/", " ", -1)
+		t.Run(name, func(t *testing.T) {
+			if got := betaPathFilter(tc.path); got != tc.allowed {
+				t.Errorf("path %q: want %t got %t", tc.path, tc.allowed, got)
+			}
+		})
+	}
+}