// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/alias/no_prelude/export_name.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/alias/no_prelude/export_name.carbon

// ============================================================================
// Setup files
// ============================================================================

// --- base.carbon

library "[[@TEST_NAME]]";

class C {}
alias D = C;

// --- export.carbon

library "[[@TEST_NAME]]";

import library "base";

export D;

// --- export_orig.carbon

library "[[@TEST_NAME]]";

import library "base";

export C;

// ============================================================================
// Test files
// ============================================================================

// --- use_export.carbon

library "[[@TEST_NAME]]";

import library "export";

var d: D = {};

// --- fail_orig_name_not_in_export.carbon

library "[[@TEST_NAME]]";

import library "export";

// CHECK:STDERR: fail_orig_name_not_in_export.carbon:[[@LINE+3]]:8: error: name `C` not found [NameNotFound]
// CHECK:STDERR: var c: C = {};
// CHECK:STDERR:        ^
var c: C = {};

// --- indirect_compat.carbon

library "[[@TEST_NAME]]";

import library "export";
import library "export_orig";

var c: C = {};
var d: D* = &c;

// CHECK:STDOUT: --- base.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %C: type = class_type @C [template]
// CHECK:STDOUT:   %.1: type = struct_type {} [template]
// CHECK:STDOUT:   %.2: <witness> = complete_type_witness %.1 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .C = %C.decl
// CHECK:STDOUT:     .D = %D
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %C.decl: type = class_decl @C [template = constants.%C] {} {}
// CHECK:STDOUT:   %C.ref: type = name_ref C, %C.decl [template = constants.%C]
// CHECK:STDOUT:   %D: type = bind_alias D, %C.decl [template = constants.%C]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @C {
// CHECK:STDOUT:   %.loc4: <witness> = complete_type_witness %.1 [template = constants.%.2]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = constants.%C
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- export.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %C: type = class_type @C [template]
// CHECK:STDOUT:   %.1: type = struct_type {} [template]
// CHECK:STDOUT:   %.2: <witness> = complete_type_witness %.1 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %import_ref.1 = import_ref Main//base, inst+1, unloaded
// CHECK:STDOUT:   %import_ref.2: type = import_ref Main//base, inst+7, loaded [template = constants.%C]
// CHECK:STDOUT:   %import_ref.3 = import_ref Main//base, inst+2, unloaded
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .C = imports.%import_ref.1
// CHECK:STDOUT:     .D = %D
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %default.import = import <invalid>
// CHECK:STDOUT:   %D: type = export D, imports.%import_ref.2 [template = constants.%C]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @C {
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = imports.%import_ref.3
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- export_orig.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %C: type = class_type @C [template]
// CHECK:STDOUT:   %.1: type = struct_type {} [template]
// CHECK:STDOUT:   %.2: <witness> = complete_type_witness %.1 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %import_ref.1: type = import_ref Main//base, inst+1, loaded [template = constants.%C]
// CHECK:STDOUT:   %import_ref.2 = import_ref Main//base, inst+7, unloaded
// CHECK:STDOUT:   %import_ref.3 = import_ref Main//base, inst+2, unloaded
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .C = %C
// CHECK:STDOUT:     .D = imports.%import_ref.2
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %default.import = import <invalid>
// CHECK:STDOUT:   %C: type = export C, imports.%import_ref.1 [template = constants.%C]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @C {
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = imports.%import_ref.3
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- use_export.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %C: type = class_type @C [template]
// CHECK:STDOUT:   %.1: type = struct_type {} [template]
// CHECK:STDOUT:   %.2: <witness> = complete_type_witness %.1 [template]
// CHECK:STDOUT:   %.3: type = tuple_type () [template]
// CHECK:STDOUT:   %.4: type = ptr_type %.1 [template]
// CHECK:STDOUT:   %struct: %C = struct_value () [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %import_ref.1: type = import_ref Main//export, inst+9, loaded [template = constants.%C]
// CHECK:STDOUT:   %import_ref.2 = import_ref Main//export, inst+8, unloaded
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .D = imports.%import_ref.1
// CHECK:STDOUT:     .d = %d
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %default.import = import <invalid>
// CHECK:STDOUT:   %D.ref: type = name_ref D, imports.%import_ref.1 [template = constants.%C]
// CHECK:STDOUT:   %d.var: ref %C = var d
// CHECK:STDOUT:   %d: ref %C = bind_name d, %d.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @C {
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = imports.%import_ref.2
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @__global_init() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %.loc6_13.1: %.1 = struct_literal ()
// CHECK:STDOUT:   %.loc6_13.2: init %C = class_init (), file.%d.var [template = constants.%struct]
// CHECK:STDOUT:   %.loc6_14: init %C = converted %.loc6_13.1, %.loc6_13.2 [template = constants.%struct]
// CHECK:STDOUT:   assign file.%d.var, %.loc6_14
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- fail_orig_name_not_in_export.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %.1: type = struct_type {} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %import_ref = import_ref Main//export, inst+9, unloaded
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .D = imports.%import_ref
// CHECK:STDOUT:     .c = %c
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %default.import = import <invalid>
// CHECK:STDOUT:   %C.ref: <error> = name_ref C, <error> [template = <error>]
// CHECK:STDOUT:   %c.var: ref <error> = var c
// CHECK:STDOUT:   %c: ref <error> = bind_name c, %c.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @__global_init() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %.loc9: %.1 = struct_literal ()
// CHECK:STDOUT:   assign file.%c.var, <error>
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- indirect_compat.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %C: type = class_type @C [template]
// CHECK:STDOUT:   %.1: type = struct_type {} [template]
// CHECK:STDOUT:   %.2: <witness> = complete_type_witness %.1 [template]
// CHECK:STDOUT:   %.3: type = tuple_type () [template]
// CHECK:STDOUT:   %.4: type = ptr_type %.1 [template]
// CHECK:STDOUT:   %struct: %C = struct_value () [template]
// CHECK:STDOUT:   %.5: type = ptr_type %C [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %import_ref.1: type = import_ref Main//export, inst+9, loaded [template = constants.%C]
// CHECK:STDOUT:   %import_ref.2: type = import_ref Main//export_orig, inst+9, loaded [template = constants.%C]
// CHECK:STDOUT:   %import_ref.3 = import_ref Main//export_orig, inst+8, unloaded
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .D = imports.%import_ref.1
// CHECK:STDOUT:     .C = imports.%import_ref.2
// CHECK:STDOUT:     .c = %c
// CHECK:STDOUT:     .d = %d
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %default.import = import <invalid>
// CHECK:STDOUT:   %C.ref: type = name_ref C, imports.%import_ref.2 [template = constants.%C]
// CHECK:STDOUT:   %c.var: ref %C = var c
// CHECK:STDOUT:   %c: ref %C = bind_name c, %c.var
// CHECK:STDOUT:   %D.ref: type = name_ref D, imports.%import_ref.1 [template = constants.%C]
// CHECK:STDOUT:   %.loc8: type = ptr_type %C [template = constants.%.5]
// CHECK:STDOUT:   %d.var: ref %.5 = var d
// CHECK:STDOUT:   %d: ref %.5 = bind_name d, %d.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @C {
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = imports.%import_ref.3
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @__global_init() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %.loc7_13.1: %.1 = struct_literal ()
// CHECK:STDOUT:   %.loc7_13.2: init %C = class_init (), file.%c.var [template = constants.%struct]
// CHECK:STDOUT:   %.loc7_14: init %C = converted %.loc7_13.1, %.loc7_13.2 [template = constants.%struct]
// CHECK:STDOUT:   assign file.%c.var, %.loc7_14
// CHECK:STDOUT:   %c.ref: ref %C = name_ref c, file.%c
// CHECK:STDOUT:   %.loc8: %.5 = addr_of %c.ref
// CHECK:STDOUT:   assign file.%d.var, %.loc8
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT: