// modfile.jam vs modfile/mod.jam: a direct file and a directory-index
// module sharing one name are two distinct modules. The identity
// collapse of `<dir>/mod` to `<dir>` is guarded on the direct file's
// absence — when both exist, a nested `import("modfile/mod")` once
// silently bound modfile.jam instead.

const { assert } = import("test");
const f = import("modfile");
const nested = import("nest_dir");

tfn directFileAndDirIndexAreDistinct() {
    assert(f.which(), 1);
    assert(nested.viaNested(), 2);
}