const std = @import("std");
const testing = std.testing;
const src = @import("src");

test "CLI basic functionality" {
    // Test that CLI module can be imported
    const allocator = testing.allocator;
    _ = allocator;

    // Test basic string operations used in CLI
    const test_str = "ml sync";
    try testing.expect(test_str.len > 0);
    try testing.expect(std.mem.startsWith(u8, test_str, "ml"));
}

test "CLI command validation" {
    // Test command validation logic
    const commands = [_][]const u8{ "init", "sync", "queue", "q", "status", "monitor", "cancel", "prune", "watch", "validate" };

    for (commands) |cmd| {
        try testing.expect(cmd.len > 0);
        try testing.expect(std.mem.indexOf(u8, cmd, " ") == null);
    }
}

test "CLI argument parsing" {
    // Test basic argument parsing scenarios
    const test_cases = [_]struct {
        input: []const []const u8,
        expected_command: ?[]const u8,
    }{
        .{ .input = &[_][]const u8{"init"}, .expected_command = "init" },
        .{ .input = &[_][]const u8{ "sync", "/tmp/test" }, .expected_command = "sync" },
        .{ .input = &[_][]const u8{ "queue", "test_job" }, .expected_command = "queue" },
        .{ .input = &[_][]const u8{}, .expected_command = null },
    };

    for (test_cases) |case| {
        if (case.input.len > 0) {
            if (case.expected_command) |expected| {
                try testing.expect(std.mem.eql(u8, case.input[0], expected));
            }
        } else {
            try testing.expect(case.expected_command == null);
        }
    }
}

test "CLI path validation" {
    // Test path validation logic
    const test_paths = [_]struct {
        path: []const u8,
        is_valid: bool,
    }{
        .{ .path = "/tmp/test", .is_valid = true },
        .{ .path = "./relative", .is_valid = true },
        .{ .path = "", .is_valid = false },
        .{ .path = " ", .is_valid = false },
    };

    for (test_paths) |case| {
        if (case.is_valid) {
            try testing.expect(case.path.len > 0);
            try testing.expect(!std.mem.eql(u8, case.path, ""));
        } else {
            try testing.expect(case.path.len == 0 or std.mem.eql(u8, case.path, " "));
        }
    }
}

test "CLI error handling" {
    // Test error handling scenarios
    const error_scenarios = [_]struct {
        name: []const u8,
        should_fail: bool,
    }{
        .{ .name = "missing_config", .should_fail = true },
        .{ .name = "invalid_command", .should_fail = true },
        .{ .name = "missing_args", .should_fail = true },
        .{ .name = "valid_operation", .should_fail = false },
    };

    for (error_scenarios) |scenario| {
        if (scenario.should_fail) {
            try testing.expect(scenario.name.len > 0);
        }
    }
}

test "CLI memory management" {
    // Test basic memory management
    const allocator = testing.allocator;

    // Test allocation and deallocation
    const test_str = try allocator.alloc(u8, 10);
    defer allocator.free(test_str);

    try testing.expect(test_str.len == 10);

    // Fill with test data
    for (test_str, 0..) |*byte, i| {
        byte.* = @intCast(i % 256);
    }

    // Test string formatting
    const formatted = try std.fmt.allocPrint(allocator, "test_{d}", .{42});
    defer allocator.free(formatted);

    try testing.expect(std.mem.startsWith(u8, formatted, "test_"));
    try testing.expect(std.mem.endsWith(u8, formatted, "42"));
}