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import sync
import test.framework

proc main()
    let runner = new framework.TestRunner()

    // Basic: no flags
    let a1: [string] = sync.build_rsync_args("/src/", "/dst/", false, false, false, new [string](0))
    runner.assert_eq_bool(contains_str(a1, "-aHAX"), true, "has -aHAX")
    runner.assert_eq_bool(contains_str(a1, "--info=stats2"), true, "has --info=stats2")
    runner.assert_eq_bool(contains_str(a1, "--delete"), true, "delete on by default")
    runner.assert_eq_bool(contains_str(a1, "--exclude=node_modules/"), true, "node_modules excluded")
    runner.assert_eq_bool(contains_str(a1, "--exclude=.cache/"), true, ".cache excluded")
    runner.assert_eq_bool(last_two(a1, "/src/", "/dst/"), true, "src and dst end positional")

    // Dry run: --dry-run + --itemize-changes + --info=stats2 (NOT progress2)
    let a2: [string] = sync.build_rsync_args("/src/", "/dst/", true, false, true, new [string](0))
    runner.assert_eq_bool(contains_str(a2, "--dry-run"), true, "dry-run flag")
    runner.assert_eq_bool(contains_str(a2, "--itemize-changes"), true, "itemize-changes flag")
    runner.assert_eq_bool(contains_str(a2, "--info=stats2"), true, "info stats2")
    runner.assert_eq_bool(contains_str(a2, "--info=stats2,progress2"), false, "no progress in dry-run")

    // No delete
    let a3: [string] = sync.build_rsync_args("/src/", "/dst/", false, true, false, new [string](0))
    runner.assert_eq_bool(contains_str(a3, "--delete"), false, "no --delete with no_delete")

    // TTY interactive: stats2,progress2
    let a4: [string] = sync.build_rsync_args("/src/", "/dst/", false, false, true, new [string](0))
    runner.assert_eq_bool(contains_str(a4, "--info=stats2,progress2"), true, "tty progress")

    // Excluded repos in whole-tree mode
    let a5: [string] = sync.build_rsync_args("/src/", "/dst/", false, false, false, ["repo-A", "repo-B"])
    runner.assert_eq_bool(contains_str(a5, "--exclude=repo-A/"), true, "excluded repo A")
    runner.assert_eq_bool(contains_str(a5, "--exclude=repo-B/"), true, "excluded repo B")

    runner.report()
end main

fn contains_str(arr: [string], target: string): bool
    let n: int = arr.length()
    mut i: int = 0
    while i < n
        if arr[i] == target
            return true
        end if
        i = i + 1
    end while
    return false
end contains_str

fn last_two(arr: [string], a: string, b: string): bool
    let n: int = arr.length()
    if n < 2
        return false
    end if
    return arr[n - 2] == a and arr[n - 1] == b
end last_two