// RUN: %empty-directory(%t)
// RUN: %gyb %s > %t/main.swift

// RUN: %target-swift-frontend -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=missing %t/main.swift -disable-objc-attr-requires-foundation-module

// RUN: %target-swift-frontend -enable-library-evolution -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=missing %t/main.swift -disable-objc-attr-requires-foundation-module

// RUN: %target-swift-frontend -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=missing %t/main.swift -disable-objc-attr-requires-foundation-module -O

// RUN: %target-swift-frontend -enable-library-evolution -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=missing %t/main.swift -disable-objc-attr-requires-foundation-module -O

// With -enable-testing:

// RUN: %target-swift-frontend -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=all %t/main.swift -disable-objc-attr-requires-foundation-module -enable-testing

// RUN: %target-swift-frontend -enable-library-evolution -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=all %t/main.swift -disable-objc-attr-requires-foundation-module -enable-testing

// RUN: %target-swift-frontend -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=all %t/main.swift -disable-objc-attr-requires-foundation-module -enable-testing -O

// RUN: %target-swift-frontend -enable-library-evolution -emit-ir -o/dev/null -parse-as-library -module-name test -import-objc-header %S/Inputs/objc_class_header.h -validate-tbd-against-ir=all %t/main.swift -disable-objc-attr-requires-foundation-module -enable-testing -O

// REQUIRES: objc_interop

import Foundation


%{
names = ["Open", "Public", "Internal", "Private"]

METHODS = "{access} {override} func method{name}() {{}}"
OBJC_METHOD = "@objc {access} {override} func method{name}ObjC() {{}}"
def classBody(i, override=False):
    methods = []
    for name in names[i:]:
        is_private = name == "Private"
        args = {"access": name.lower(), "name": name,
                "override": "override" if override and not is_private else ""}
        methods.append(METHODS.format(**args))
        if not is_private:
            methods.append(OBJC_METHOD.format(**args))

    return "\n".join(methods)
}%

% for i, name in enumerate(names):
% access = name.lower()

// a class by itself
${access} class ${name}Empty: NSObject {
${classBody(i)}
}

// subclasses of that
% for subname in names[i:]:
% subaccess = subname.lower()
${subaccess} class ${subname}Sub${name}Empty: ${name}Empty {
${classBody(i, override=True)}
}
%end

${access} class ${name}InheritObjCProtocol: NSObject, ObjCProtocol {
${classBody(i)}
}

// some bugs were revealed when there's @objc without inheriting from
// NSObject.
@objc ${access} class ${name}ObjCOnly {
${classBody(i)}
}

%end

@usableFromInline
@objc
internal class InternalObjCOnlyUsableFromInline {
${classBody(names.index("Internal"))}
}