Cmdtest - CLI testing for Zig

[squeek502]

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How to write integration tests for CLI utilities?

Let’s say I am writing a CLI utility, which, say, prints hello world: // ./main.zig const std = @import("std"); pub fn main() !void { try std.io.getStdOut().writeAll("hello world"); } Now, I want to write an integration test to run the utility and check its output, something like this: // ./tests.zig const std = @import("std"); test "it prints hello world" { const exe_path: []const u8 = get_exe_path(); const exec_result = try std.ChildProcess.exec(.{ .allocator = std.tes…