diff --git a/build.zig b/build.zig index fc89b5402..2422a2a94 100644 --- a/build.zig +++ b/build.zig @@ -46,6 +46,11 @@ pub fn build(b: *Builder) !void { test_cases.addPackagePath("test_cases", "test/cases.zig"); test_cases.single_threaded = single_threaded; + const test_options = b.addOptions(); + test_options.addOption([]const u8, "zig_exe_path", b.zig_exe); + test_cases.addOptions("test_options", test_options); + test_cases.step.dependOn(&test_options.step); + const fmt_build_zig = b.addFmt(&[_][]const u8{"build.zig"}); const skip_debug = b.option(bool, "skip-debug", "Main test suite skips debug builds") orelse false; diff --git a/lib/std/process.zig b/lib/std/process.zig index d8604edab..2c51ec2d6 100644 --- a/lib/std/process.zig +++ b/lib/std/process.zig @@ -822,7 +822,6 @@ test "args iterator" { const given_suffix = std.fs.path.basename(prog_name); try testing.expect(mem.eql(u8, expected_suffix, given_suffix)); - try testing.expect(it.skip()); // Skip over zig_exe_path, passed to the test runner try testing.expect(it.next() == null); try testing.expect(!it.skip()); } diff --git a/lib/std/testing.zig b/lib/std/testing.zig index 67f6b3312..c71e2d39c 100644 --- a/lib/std/testing.zig +++ b/lib/std/testing.zig @@ -22,10 +22,6 @@ pub var base_allocator_instance = std.heap.FixedBufferAllocator.init(""); /// TODO https://github.com/ziglang/zig/issues/5738 pub var log_level = std.log.Level.warn; -/// This is available to any test that wants to execute Zig in a child process. -/// It will be the same executable that is running `zig test`. -pub var zig_exe_path: []const u8 = undefined; - /// This function is intended to be used only in tests. It prints diagnostics to stderr /// and then returns a test failure error when actual_error_union is not expected_error. pub fn expectError(expected_error: anyerror, actual_error_union: anytype) !void { diff --git a/lib/test_runner.zig b/lib/test_runner.zig index 8a3c1f0ca..aafaf1b07 100644 --- a/lib/test_runner.zig +++ b/lib/test_runner.zig @@ -6,29 +6,12 @@ pub const io_mode: io.Mode = builtin.test_io_mode; var log_err_count: usize = 0; -var args_buffer: [std.fs.MAX_PATH_BYTES + std.mem.page_size]u8 = undefined; -var args_allocator = std.heap.FixedBufferAllocator.init(&args_buffer); - -fn processArgs() void { - const args = std.process.argsAlloc(args_allocator.allocator()) catch { - @panic("Too many bytes passed over the CLI to the test runner"); - }; - if (args.len != 2) { - const self_name = if (args.len >= 1) args[0] else if (builtin.os.tag == .windows) "test.exe" else "test"; - const zig_ext = if (builtin.os.tag == .windows) ".exe" else ""; - std.debug.print("Usage: {s} path/to/zig{s}\n", .{ self_name, zig_ext }); - @panic("Wrong number of command line arguments"); - } - std.testing.zig_exe_path = args[1]; -} - pub fn main() void { if (builtin.zig_backend != .stage1 and (builtin.zig_backend != .stage2_llvm or builtin.cpu.arch == .wasm32)) { return main2() catch @panic("test failure"); } - processArgs(); const test_fn_list = builtin.test_functions; var ok_count: usize = 0; var skip_count: usize = 0; diff --git a/src/main.zig b/src/main.zig index d5a3bce82..a3b15c34a 100644 --- a/src/main.zig +++ b/src/main.zig @@ -3057,7 +3057,6 @@ fn buildOutputType( gpa, arena, test_exec_args.items, - self_exe_path, arg_mode, target_info, watch, @@ -3129,7 +3128,6 @@ fn buildOutputType( gpa, arena, test_exec_args.items, - self_exe_path, arg_mode, target_info, watch, @@ -3154,7 +3152,6 @@ fn buildOutputType( gpa, arena, test_exec_args.items, - self_exe_path, arg_mode, target_info, watch, @@ -3233,7 +3230,6 @@ fn runOrTest( gpa: Allocator, arena: Allocator, test_exec_args: []const ?[]const u8, - self_exe_path: []const u8, arg_mode: ArgMode, target_info: std.zig.system.NativeTargetInfo, watch: bool, @@ -3253,25 +3249,10 @@ fn runOrTest( defer argv.deinit(); if (test_exec_args.len == 0) { - // when testing pass the zig_exe_path to argv - if (arg_mode == .zig_test) - try argv.appendSlice(&[_][]const u8{ - exe_path, self_exe_path, - }) - // when running just pass the current exe - else - try argv.appendSlice(&[_][]const u8{ - exe_path, - }); + try argv.append(exe_path); } else { for (test_exec_args) |arg| { - if (arg) |a| { - try argv.append(a); - } else { - try argv.appendSlice(&[_][]const u8{ - exe_path, self_exe_path, - }); - } + try argv.append(arg orelse exe_path); } } if (runtime_args_start) |i| { diff --git a/src/test.zig b/src/test.zig index f26c65f3f..49f229d22 100644 --- a/src/test.zig +++ b/src/test.zig @@ -1329,6 +1329,8 @@ pub const TestContext = struct { &[_][]const u8{ tmp_dir_path, "zig-cache" }, ); + const zig_exe_path = @import("test_options").zig_exe_path; + for (case.files.items) |file| { try tmp.dir.writeFile(file.path, file.src); } @@ -1351,7 +1353,7 @@ pub const TestContext = struct { try tmp.dir.writeFile(tmp_src_path, update.src); var zig_args = std.ArrayList([]const u8).init(arena); - try zig_args.append(std.testing.zig_exe_path); + try zig_args.append(zig_exe_path); if (case.is_test) { try zig_args.append("test"); @@ -1545,7 +1547,7 @@ pub const TestContext = struct { .link_libc = case.link_libc, .use_llvm = use_llvm, .use_stage1 = null, // We already handled stage1 tests - .self_exe_path = std.testing.zig_exe_path, + .self_exe_path = zig_exe_path, // TODO instead of turning off color, pass in a std.Progress.Node .color = .off, // TODO: force self-hosted linkers with stage2 backend to avoid LLD creeping in @@ -1795,7 +1797,7 @@ pub const TestContext = struct { continue :update; // Pass test. } try argv.appendSlice(&[_][]const u8{ - std.testing.zig_exe_path, + zig_exe_path, "run", "-cflags", "-std=c99",