Merge pull request #704 from der-teufel-programming/windows-test

Get `zig build test` working on Windows

src/Command.zig

@@ -355,6 +355,7 @@ test "createNullDelimitedEnvMap" {
 }
 
 test "Command: pre exec" {
+    if (builtin.os.tag == .windows) return error.SkipZigTest;
     var cmd: Command = .{
         .path = "/usr/bin/env",
         .args = &.{ "/usr/bin/env", "-v" },
@@ -375,6 +376,7 @@ test "Command: pre exec" {
 }
 
 test "Command: redirect stdout to file" {
+    if (builtin.os.tag == .windows) return error.SkipZigTest;
     var td = try TempDir.init();
     defer td.deinit();
     var stdout = try td.dir.createFile("stdout.txt", .{ .read = true });
@@ -400,6 +402,7 @@ test "Command: redirect stdout to file" {
 }
 
 test "Command: custom env vars" {
+    if (builtin.os.tag == .windows) return error.SkipZigTest;
     var td = try TempDir.init();
     defer td.deinit();
     var stdout = try td.dir.createFile("stdout.txt", .{ .read = true });
@@ -430,6 +433,7 @@ test "Command: custom env vars" {
 }
 
 test "Command: custom working directory" {
+    if (builtin.os.tag == .windows) return error.SkipZigTest;
     var td = try TempDir.init();
     defer td.deinit();
     var stdout = try td.dir.createFile("stdout.txt", .{ .read = true });

src/Pty.zig

@@ -128,6 +128,7 @@ pub fn childPreExec(self: Pty) !void {
 }
 
 test {
+    if (builtin.os.tag == .windows) return error.SkipZigTest;
     var ws: winsize = .{
         .ws_row = 50,
         .ws_col = 80,

src/os/desktop.zig

@@ -41,6 +41,9 @@ pub fn launchedFromDesktop() bool {
             break :linux gio_pid == pid;
         },
 
+        // TODO: This should have some logic to detect this. Perhaps std.builtin.subsystem
+        .windows => false,
+
         else => @compileError("unsupported platform"),
     };
 }

src/os/passwd.zig

@@ -138,6 +138,7 @@ pub fn get(alloc: Allocator) !Entry {
 }
 
 test {
+    if (builtin.os.tag == .windows) return error.SkipZigTest;
     const testing = std.testing;
     var arena = ArenaAllocator.init(testing.allocator);
     defer arena.deinit();

src/os/xdg.zig

@@ -20,7 +20,22 @@ pub const Options = struct {
 
 /// Get the XDG user config directory. The returned value is allocated.
 pub fn config(alloc: Allocator, opts: Options) ![]u8 {
-    if (std.os.getenv("XDG_CONFIG_HOME")) |env| {
+    // First check the env var. On Windows we have to allocate so this tracks
+    // both whether we have the env var and whether we own it.
+    const env_, const owned = switch (builtin.os.tag) {
+        else => .{ std.os.getenv("XDG_CONFIG_HOME"), false },
+        .windows => windows: {
+            if (std.process.getEnvVarOwned(alloc, "XDG_CONFIG_HOME")) |env| {
+                break :windows .{ env, true };
+            } else |err| switch (err) {
+                error.EnvironmentVariableNotFound => break :windows .{ null, false },
+                else => return err,
+            }
+        },
+    };
+    defer if (owned) if (env_) |v| alloc.free(v);
+
+    if (env_) |env| {
         // If we have a subdir, then we use the env as-is to avoid a copy.
         if (opts.subdir) |subdir| {
             return try std.fs.path.join(alloc, &[_][]const u8{