when:
        buildScript '''
            class InvalidRuleSource extends RuleSource {
                @Mutate
                String invalidRule(Task echo) {
                }
            }

            class Rules extends RuleSource {
                @Mutate
                void addTasks(ModelMap<Task> tasks) {

                    }
                }
                if (invalidFiles != null) {
                    for (ComponentVariant.File invalidFile : invalidFiles) {
                        mutableVariant.removeFile(invalidFile);
                        mutableVariant.addFile(invalidFile.getName(), invalidFile.getUri().replace("SNAPSHOT", uniqueIdentifier.getTimestamp()));
                    }
                }
            }
        }
    }

		label          string
		listenOnSocket bool
		expectSocket   bool
		expectError    bool
		invalidFile    bool
	}{
		{
			label:          "Domain Socket file",
			listenOnSocket: true,
			expectSocket:   true,
			expectError:    false,
		},
		{
			label:       "Non Existent file",
			invalidFile: true,
			expectError: true,
		},
		{
			label:          "Regular file",
			listenOnSocket: false,

	for i, policy := range successCases {
		if errs := ValidatePolicy(&policy); len(errs) != 0 {
			t.Errorf("[%d] Expected policy %#v to be valid: %v", i, policy, errs)
		}
	}

	invalidRules := []audit.PolicyRule{
		{}, // Empty rule (missing Level)
		{ // Missing level
			Verbs:      []string{"get"},
			Resources:  []audit.GroupResources{{Resources: []string{"secrets"}}},

			// Parse error as the yaml file itself is not valid yaml.
			output, err = istioctlSafe(t, istioCtl, ns.Name(), false, invalidFile)
			g.Expect(strings.Join(output, "\n")).To(ContainSubstring("Error(s) adding files"))
			g.Expect(strings.Join(output, "\n")).To(ContainSubstring(fmt.Sprintf("errors parsing content \"%s\"", invalidFile)))

			g.Expect(err).To(MatchError(analyze.FileParseError{}))

	if string(m) != expect {
		t.Errorf("drop: expected %q got %q", expect, m)
	}

	// 6. Invalid rune
	invalidRune := func(r rune) rune {
		return utf8.MaxRune + 1
	}
	m = Map(invalidRune, []byte("x"))
	expect = "\uFFFD"
	if string(m) != expect {
		t.Errorf("invalidRune: expected %q got %q", expect, m)
	}
}

func TestToUpper(t *testing.T) { runStringTests(t, ToUpper, "ToUpper", upperTests) }