mirror of
https://github.com/ziglang/zig.git
synced 2024-12-04 02:48:50 +00:00
520 lines
19 KiB
Zig
520 lines
19 KiB
Zig
const std = @import("std");
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const os = std.os;
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const tests = @import("tests.zig");
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pub fn addCases(cases: *tests.CompareOutputContext) void {
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cases.addC("hello world with libc",
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\\const c = @cImport({
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\\ // See https://github.com/ziglang/zig/issues/515
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\\ @cDefine("_NO_CRT_STDIO_INLINE", "1");
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\\ @cInclude("stdio.h");
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\\});
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\\pub export fn main(argc: c_int, argv: [*][*]u8) c_int {
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\\ _ = c.puts("Hello, world!");
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\\ return 0;
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\\}
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, "Hello, world!" ++ std.cstr.line_sep);
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cases.addCase(x: {
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var tc = cases.create("multiple files with private function",
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\\usingnamespace @import("std").io;
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\\usingnamespace @import("foo.zig");
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\\
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\\pub fn main() void {
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\\ privateFunction();
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\\ const stdout = getStdOut().writer();
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\\ stdout.print("OK 2\n", .{}) catch unreachable;
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\\}
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\\
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\\fn privateFunction() void {
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\\ printText();
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\\}
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, "OK 1\nOK 2\n");
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tc.addSourceFile("foo.zig",
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\\usingnamespace @import("std").io;
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\\
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\\// purposefully conflicting function with main.zig
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\\// but it's private so it should be OK
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\\fn privateFunction() void {
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\\ const stdout = getStdOut().writer();
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\\ stdout.print("OK 1\n", .{}) catch unreachable;
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\\}
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\\
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\\pub fn printText() void {
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\\ privateFunction();
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\\}
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);
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break :x tc;
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});
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cases.addCase(x: {
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var tc = cases.create("import segregation",
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\\usingnamespace @import("foo.zig");
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\\usingnamespace @import("bar.zig");
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\\
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\\pub fn main() void {
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\\ foo_function();
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\\ bar_function();
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\\}
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, "OK\nOK\n");
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tc.addSourceFile("foo.zig",
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\\usingnamespace @import("std").io;
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\\pub fn foo_function() void {
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\\ const stdout = getStdOut().writer();
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\\ stdout.print("OK\n", .{}) catch unreachable;
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\\}
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);
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tc.addSourceFile("bar.zig",
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\\usingnamespace @import("other.zig");
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\\usingnamespace @import("std").io;
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\\
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\\pub fn bar_function() void {
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\\ if (foo_function()) {
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\\ const stdout = getStdOut().writer();
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\\ stdout.print("OK\n", .{}) catch unreachable;
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\\ }
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\\}
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);
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tc.addSourceFile("other.zig",
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\\pub fn foo_function() bool {
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\\ // this one conflicts with the one from foo
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\\ return true;
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\\}
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);
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break :x tc;
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});
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cases.addCase(x: {
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var tc = cases.create("two files usingnamespace import each other",
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\\usingnamespace @import("a.zig");
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\\
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\\pub fn main() void {
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\\ ok();
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\\}
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, "OK\n");
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tc.addSourceFile("a.zig",
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\\usingnamespace @import("b.zig");
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\\const io = @import("std").io;
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\\
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\\pub const a_text = "OK\n";
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\\
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\\pub fn ok() void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print(b_text, .{}) catch unreachable;
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\\}
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);
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tc.addSourceFile("b.zig",
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\\usingnamespace @import("a.zig");
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\\
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\\pub const b_text = a_text;
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);
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break :x tc;
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});
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cases.add("hello world without libc",
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\\const io = @import("std").io;
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\\
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\\pub fn main() void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print("Hello, world!\n{d:4} {x:3} {c}\n", .{@as(u32, 12), @as(u16, 0x12), @as(u8, 'a')}) catch unreachable;
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\\}
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, "Hello, world!\n 12 12 a\n");
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cases.addC("number literals",
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\\const std = @import("std");
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\\const is_windows = std.Target.current.os.tag == .windows;
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\\const c = @cImport({
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\\ if (is_windows) {
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\\ // See https://github.com/ziglang/zig/issues/515
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\\ @cDefine("_NO_CRT_STDIO_INLINE", "1");
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\\ @cInclude("io.h");
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\\ @cInclude("fcntl.h");
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\\ }
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\\ @cInclude("stdio.h");
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\\});
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\\
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\\pub export fn main(argc: c_int, argv: [*][*]u8) c_int {
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\\ if (is_windows) {
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\\ // we want actual \n, not \r\n
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\\ _ = c._setmode(1, c._O_BINARY);
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\\ }
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\\ _ = c.printf("0: %llu\n",
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\\ @as(u64, 0));
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\\ _ = c.printf("320402575052271: %llu\n",
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\\ @as(u64, 320402575052271));
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\\ _ = c.printf("0x01236789abcdef: %llu\n",
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\\ @as(u64, 0x01236789abcdef));
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\\ _ = c.printf("0xffffffffffffffff: %llu\n",
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\\ @as(u64, 0xffffffffffffffff));
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\\ _ = c.printf("0x000000ffffffffffffffff: %llu\n",
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\\ @as(u64, 0x000000ffffffffffffffff));
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\\ _ = c.printf("0o1777777777777777777777: %llu\n",
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\\ @as(u64, 0o1777777777777777777777));
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\\ _ = c.printf("0o0000001777777777777777777777: %llu\n",
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\\ @as(u64, 0o0000001777777777777777777777));
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\\ _ = c.printf("0b1111111111111111111111111111111111111111111111111111111111111111: %llu\n",
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\\ @as(u64, 0b1111111111111111111111111111111111111111111111111111111111111111));
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\\ _ = c.printf("0b0000001111111111111111111111111111111111111111111111111111111111111111: %llu\n",
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\\ @as(u64, 0b0000001111111111111111111111111111111111111111111111111111111111111111));
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\\
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\\ _ = c.printf("\n");
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\\
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\\ _ = c.printf("0.0: %.013a\n",
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\\ @as(f64, 0.0));
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\\ _ = c.printf("0e0: %.013a\n",
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\\ @as(f64, 0e0));
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\\ _ = c.printf("0.0e0: %.013a\n",
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\\ @as(f64, 0.0e0));
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\\ _ = c.printf("000000000000000000000000000000000000000000000000000000000.0e0: %.013a\n",
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\\ @as(f64, 000000000000000000000000000000000000000000000000000000000.0e0));
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\\ _ = c.printf("0.000000000000000000000000000000000000000000000000000000000e0: %.013a\n",
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\\ @as(f64, 0.000000000000000000000000000000000000000000000000000000000e0));
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\\ _ = c.printf("0.0e000000000000000000000000000000000000000000000000000000000: %.013a\n",
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\\ @as(f64, 0.0e000000000000000000000000000000000000000000000000000000000));
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\\ _ = c.printf("1.0: %.013a\n",
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\\ @as(f64, 1.0));
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\\ _ = c.printf("10.0: %.013a\n",
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\\ @as(f64, 10.0));
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\\ _ = c.printf("10.5: %.013a\n",
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\\ @as(f64, 10.5));
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\\ _ = c.printf("10.5e5: %.013a\n",
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\\ @as(f64, 10.5e5));
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\\ _ = c.printf("10.5e+5: %.013a\n",
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\\ @as(f64, 10.5e+5));
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\\ _ = c.printf("50.0e-2: %.013a\n",
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\\ @as(f64, 50.0e-2));
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\\ _ = c.printf("50e-2: %.013a\n",
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\\ @as(f64, 50e-2));
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\\
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\\ _ = c.printf("\n");
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\\
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\\ _ = c.printf("0x1.0: %.013a\n",
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\\ @as(f64, 0x1.0));
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\\ _ = c.printf("0x10.0: %.013a\n",
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\\ @as(f64, 0x10.0));
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\\ _ = c.printf("0x100.0: %.013a\n",
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\\ @as(f64, 0x100.0));
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\\ _ = c.printf("0x103.0: %.013a\n",
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\\ @as(f64, 0x103.0));
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\\ _ = c.printf("0x103.7: %.013a\n",
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\\ @as(f64, 0x103.7));
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\\ _ = c.printf("0x103.70: %.013a\n",
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\\ @as(f64, 0x103.70));
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\\ _ = c.printf("0x103.70p4: %.013a\n",
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\\ @as(f64, 0x103.70p4));
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\\ _ = c.printf("0x103.70p5: %.013a\n",
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\\ @as(f64, 0x103.70p5));
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\\ _ = c.printf("0x103.70p+5: %.013a\n",
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\\ @as(f64, 0x103.70p+5));
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\\ _ = c.printf("0x103.70p-5: %.013a\n",
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\\ @as(f64, 0x103.70p-5));
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\\
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\\ return 0;
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\\}
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,
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\\0: 0
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\\320402575052271: 320402575052271
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\\0x01236789abcdef: 320402575052271
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\\0xffffffffffffffff: 18446744073709551615
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\\0x000000ffffffffffffffff: 18446744073709551615
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\\0o1777777777777777777777: 18446744073709551615
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\\0o0000001777777777777777777777: 18446744073709551615
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\\0b1111111111111111111111111111111111111111111111111111111111111111: 18446744073709551615
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\\0b0000001111111111111111111111111111111111111111111111111111111111111111: 18446744073709551615
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\\
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\\0.0: 0x0.0000000000000p+0
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\\0e0: 0x0.0000000000000p+0
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\\0.0e0: 0x0.0000000000000p+0
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\\000000000000000000000000000000000000000000000000000000000.0e0: 0x0.0000000000000p+0
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\\0.000000000000000000000000000000000000000000000000000000000e0: 0x0.0000000000000p+0
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\\0.0e000000000000000000000000000000000000000000000000000000000: 0x0.0000000000000p+0
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\\1.0: 0x1.0000000000000p+0
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\\10.0: 0x1.4000000000000p+3
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\\10.5: 0x1.5000000000000p+3
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\\10.5e5: 0x1.0059000000000p+20
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\\10.5e+5: 0x1.0059000000000p+20
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\\50.0e-2: 0x1.0000000000000p-1
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\\50e-2: 0x1.0000000000000p-1
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\\
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\\0x1.0: 0x1.0000000000000p+0
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\\0x10.0: 0x1.0000000000000p+4
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\\0x100.0: 0x1.0000000000000p+8
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\\0x103.0: 0x1.0300000000000p+8
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\\0x103.7: 0x1.0370000000000p+8
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\\0x103.70: 0x1.0370000000000p+8
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\\0x103.70p4: 0x1.0370000000000p+12
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\\0x103.70p5: 0x1.0370000000000p+13
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\\0x103.70p+5: 0x1.0370000000000p+13
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\\0x103.70p-5: 0x1.0370000000000p+3
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\\
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);
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cases.add("order-independent declarations",
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\\const io = @import("std").io;
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\\const z = io.stdin_fileno;
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\\const x : @TypeOf(y) = 1234;
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\\const y : u16 = 5678;
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\\pub fn main() void {
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\\ var x_local : i32 = print_ok(x);
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\\}
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\\fn print_ok(val: @TypeOf(x)) @TypeOf(foo) {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print("OK\n", .{}) catch unreachable;
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\\ return 0;
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\\}
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\\const foo : i32 = 0;
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, "OK\n");
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cases.addC("expose function pointer to C land",
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\\const c = @cImport(@cInclude("stdlib.h"));
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\\
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\\export fn compare_fn(a: ?*const c_void, b: ?*const c_void) c_int {
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\\ const a_int = @ptrCast(*const i32, @alignCast(@alignOf(i32), a));
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\\ const b_int = @ptrCast(*const i32, @alignCast(@alignOf(i32), b));
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\\ if (a_int.* < b_int.*) {
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\\ return -1;
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\\ } else if (a_int.* > b_int.*) {
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\\ return 1;
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\\ } else {
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\\ return 0;
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\\ }
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\\}
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\\
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\\pub export fn main() c_int {
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\\ var array = [_]u32{ 1, 7, 3, 2, 0, 9, 4, 8, 6, 5 };
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\\
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\\ c.qsort(@ptrCast(?*c_void, &array), @intCast(c_ulong, array.len), @sizeOf(i32), compare_fn);
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\\
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\\ for (array) |item, i| {
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\\ if (item != i) {
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\\ c.abort();
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\\ }
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\\ }
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\\
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\\ return 0;
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\\}
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, "");
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cases.addC("casting between float and integer types",
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\\const std = @import("std");
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\\const is_windows = std.Target.current.os.tag == .windows;
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\\const c = @cImport({
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\\ if (is_windows) {
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\\ // See https://github.com/ziglang/zig/issues/515
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\\ @cDefine("_NO_CRT_STDIO_INLINE", "1");
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\\ @cInclude("io.h");
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\\ @cInclude("fcntl.h");
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\\ }
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\\ @cInclude("stdio.h");
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\\});
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\\
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\\pub export fn main(argc: c_int, argv: [*][*]u8) c_int {
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\\ if (is_windows) {
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\\ // we want actual \n, not \r\n
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\\ _ = c._setmode(1, c._O_BINARY);
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\\ }
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\\ const small: f32 = 3.25;
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\\ const x: f64 = small;
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\\ const y = @floatToInt(i32, x);
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\\ const z = @intToFloat(f64, y);
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\\ _ = c.printf("%.2f\n%d\n%.2f\n%.2f\n", x, y, z, @as(f64, -0.4));
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\\ return 0;
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\\}
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, "3.25\n3\n3.00\n-0.40\n");
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cases.add("same named methods in incomplete struct",
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\\const io = @import("std").io;
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\\
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\\const Foo = struct {
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\\ field1: Bar,
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\\
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\\ fn method(a: *const Foo) bool { return true; }
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\\};
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\\
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\\const Bar = struct {
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\\ field2: i32,
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\\
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\\ fn method(b: *const Bar) bool { return true; }
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\\};
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\\
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\\pub fn main() void {
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\\ const bar = Bar {.field2 = 13,};
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\\ const foo = Foo {.field1 = bar,};
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\\ const stdout = io.getStdOut().writer();
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\\ if (!foo.method()) {
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\\ stdout.print("BAD\n", .{}) catch unreachable;
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\\ }
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\\ if (!bar.method()) {
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\\ stdout.print("BAD\n", .{}) catch unreachable;
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\\ }
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\\ stdout.print("OK\n", .{}) catch unreachable;
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\\}
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, "OK\n");
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cases.add("defer with only fallthrough",
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\\const io = @import("std").io;
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\\pub fn main() void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print("before\n", .{}) catch unreachable;
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\\ defer stdout.print("defer1\n", .{}) catch unreachable;
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\\ defer stdout.print("defer2\n", .{}) catch unreachable;
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\\ defer stdout.print("defer3\n", .{}) catch unreachable;
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\\ stdout.print("after\n", .{}) catch unreachable;
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\\}
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, "before\nafter\ndefer3\ndefer2\ndefer1\n");
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cases.add("defer with return",
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\\const io = @import("std").io;
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\\const os = @import("std").os;
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\\pub fn main() void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print("before\n", .{}) catch unreachable;
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\\ defer stdout.print("defer1\n", .{}) catch unreachable;
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\\ defer stdout.print("defer2\n", .{}) catch unreachable;
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\\ var args_it = @import("std").process.args();
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\\ if (args_it.skip() and !args_it.skip()) return;
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\\ defer stdout.print("defer3\n", .{}) catch unreachable;
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\\ stdout.print("after\n", .{}) catch unreachable;
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\\}
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, "before\ndefer2\ndefer1\n");
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cases.add("errdefer and it fails",
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\\const io = @import("std").io;
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\\pub fn main() void {
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\\ do_test() catch return;
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\\}
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\\fn do_test() !void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print("before\n", .{}) catch unreachable;
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\\ defer stdout.print("defer1\n", .{}) catch unreachable;
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\\ errdefer stdout.print("deferErr\n", .{}) catch unreachable;
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\\ try its_gonna_fail();
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\\ defer stdout.print("defer3\n", .{}) catch unreachable;
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\\ stdout.print("after\n", .{}) catch unreachable;
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\\}
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\\fn its_gonna_fail() !void {
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\\ return error.IToldYouItWouldFail;
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\\}
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, "before\ndeferErr\ndefer1\n");
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cases.add("errdefer and it passes",
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\\const io = @import("std").io;
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\\pub fn main() void {
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\\ do_test() catch return;
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\\}
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\\fn do_test() !void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print("before\n", .{}) catch unreachable;
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\\ defer stdout.print("defer1\n", .{}) catch unreachable;
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\\ errdefer stdout.print("deferErr\n", .{}) catch unreachable;
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\\ try its_gonna_pass();
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\\ defer stdout.print("defer3\n", .{}) catch unreachable;
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\\ stdout.print("after\n", .{}) catch unreachable;
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\\}
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\\fn its_gonna_pass() anyerror!void { }
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, "before\nafter\ndefer3\ndefer1\n");
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cases.addCase(x: {
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var tc = cases.create("@embedFile",
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\\const foo_txt = @embedFile("foo.txt");
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\\const io = @import("std").io;
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\\
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\\pub fn main() void {
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\\ const stdout = io.getStdOut().writer();
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\\ stdout.print(foo_txt, .{}) catch unreachable;
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\\}
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, "1234\nabcd\n");
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tc.addSourceFile("foo.txt", "1234\nabcd\n");
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break :x tc;
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});
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cases.addCase(x: {
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var tc = cases.create("parsing args",
|
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\\const std = @import("std");
|
|
\\const io = std.io;
|
|
\\const os = std.os;
|
|
\\const allocator = std.testing.allocator;
|
|
\\
|
|
\\pub fn main() !void {
|
|
\\ var args_it = std.process.args();
|
|
\\ const stdout = io.getStdOut().writer();
|
|
\\ var index: usize = 0;
|
|
\\ _ = args_it.skip();
|
|
\\ while (args_it.next(allocator)) |arg_or_err| : (index += 1) {
|
|
\\ const arg = try arg_or_err;
|
|
\\ try stdout.print("{}: {s}\n", .{index, arg});
|
|
\\ }
|
|
\\}
|
|
,
|
|
\\0: first arg
|
|
\\1: 'a' 'b' \
|
|
\\2: bare
|
|
\\3: ba""re
|
|
\\4: "
|
|
\\5: last arg
|
|
\\
|
|
);
|
|
|
|
tc.setCommandLineArgs(&[_][]const u8{
|
|
"first arg",
|
|
"'a' 'b' \\",
|
|
"bare",
|
|
"ba\"\"re",
|
|
"\"",
|
|
"last arg",
|
|
});
|
|
|
|
break :x tc;
|
|
});
|
|
|
|
cases.addCase(x: {
|
|
var tc = cases.create("parsing args new API",
|
|
\\const std = @import("std");
|
|
\\const io = std.io;
|
|
\\const os = std.os;
|
|
\\const allocator = std.testing.allocator;
|
|
\\
|
|
\\pub fn main() !void {
|
|
\\ var args_it = std.process.args();
|
|
\\ const stdout = io.getStdOut().writer();
|
|
\\ var index: usize = 0;
|
|
\\ _ = args_it.skip();
|
|
\\ while (args_it.next(allocator)) |arg_or_err| : (index += 1) {
|
|
\\ const arg = try arg_or_err;
|
|
\\ try stdout.print("{}: {s}\n", .{index, arg});
|
|
\\ }
|
|
\\}
|
|
,
|
|
\\0: first arg
|
|
\\1: 'a' 'b' \
|
|
\\2: bare
|
|
\\3: ba""re
|
|
\\4: "
|
|
\\5: last arg
|
|
\\
|
|
);
|
|
|
|
tc.setCommandLineArgs(&[_][]const u8{
|
|
"first arg",
|
|
"'a' 'b' \\",
|
|
"bare",
|
|
"ba\"\"re",
|
|
"\"",
|
|
"last arg",
|
|
});
|
|
|
|
break :x tc;
|
|
});
|
|
}
|