1 files changed, 123 insertions, 0 deletions
diff --git a/src/testdir/test_window_id.vim b/src/testdir/test_window_id.vim
new file mode 100644
index 0000000..d10d831
--- /dev/null
+++ b/src/testdir/test_window_id.vim
@@ -0,0 +1,123 @@
+" Test using the window ID.
+
+func Test_win_getid()
+  edit one
+  let id1 = win_getid()
+  let w:one = 'one'
+  split two
+  let id2 = win_getid()
+  let bufnr2 = bufnr('%')
+  let w:two = 'two'
+  split three
+  let id3 = win_getid()
+  let w:three = 'three'
+  tabnew
+  edit four
+  let id4 = win_getid()
+  let w:four = 'four'
+  split five
+  let id5 = win_getid()
+  let bufnr5 = bufnr('%')
+  let w:five = 'five'
+  tabnext
+
+  wincmd w
+  call assert_equal("two", expand("%"))
+  call assert_equal(id2, win_getid())
+  let nr2 = winnr()
+  wincmd w
+  call assert_equal("one", expand("%"))
+  call assert_equal(id1, win_getid())
+  let nr1 = winnr()
+  wincmd w
+  call assert_equal("three", expand("%"))
+  call assert_equal(id3, win_getid())
+  let nr3 = winnr()
+  call assert_equal('one', getwinvar(id1, 'one'))
+  call assert_equal('two', getwinvar(id2, 'two'))
+  call assert_equal('three', getwinvar(id3, 'three'))
+  tabnext
+  call assert_equal("five", expand("%"))
+  call assert_equal(id5, win_getid())
+  let nr5 = winnr()
+  wincmd w
+  call assert_equal("four", expand("%"))
+  call assert_equal(id4, win_getid())
+  let nr4 = winnr()
+  call assert_equal('four', getwinvar(id4, 'four'))
+  call assert_equal('five', getwinvar(id5, 'five'))
+  call settabwinvar(1, id2, 'two', '2')
+  call setwinvar(id4, 'four', '4')
+  tabnext
+  call assert_equal('4', gettabwinvar(2, id4, 'four'))
+  call assert_equal('five', gettabwinvar(2, id5, 'five'))
+  call assert_equal('2', getwinvar(id2, 'two'))
+
+  exe nr1 . "wincmd w"
+  call assert_equal(id1, win_getid())
+  exe nr2 . "wincmd w"
+  call assert_equal(id2, win_getid())
+  exe nr3 . "wincmd w"
+  call assert_equal(id3, win_getid())
+  tabnext
+  exe nr4 . "wincmd w"
+  call assert_equal(id4, win_getid())
+  exe nr5 . "wincmd w"
+  call assert_equal(id5, win_getid())
+
+  call win_gotoid(id2)
+  call assert_equal("two", expand("%"))
+  call win_gotoid(id4)
+  call assert_equal("four", expand("%"))
+  call win_gotoid(id1)
+  call assert_equal("one", expand("%"))
+  call win_gotoid(id5)
+  call assert_equal("five", expand("%"))
+
+  call assert_equal(0, win_id2win(9999))
+  call assert_equal(nr5, win_id2win(id5))
+  call assert_equal(0, win_id2win(id1))
+  tabnext
+  call assert_equal(nr1, win_id2win(id1))
+
+  call assert_equal([0, 0], win_id2tabwin(9999))
+  call assert_equal([1, nr2], win_id2tabwin(id2))
+  call assert_equal([2, nr4], win_id2tabwin(id4))
+
+  call assert_equal([], win_findbuf(9999))
+  call assert_equal([id2], win_findbuf(bufnr2))
+  call win_gotoid(id5)
+  split
+  call assert_equal(sort([id5, win_getid()]), sort(win_findbuf(bufnr5)))
+
+  only!
+endfunc
+
+func Test_win_getid_curtab()
+  tabedit X
+  tabfirst
+  copen
+  only
+  call assert_equal(win_getid(1), win_getid(1, 1))
+  tabclose!
+endfunc
+
+func Test_winlayout()
+  let w1 = win_getid()
+  call assert_equal(['leaf', w1], winlayout())
+
+  split
+  let w2 = win_getid()
+  call assert_equal(['col', [['leaf', w2], ['leaf', w1]]], winlayout())
+
+  split
+  let w3 = win_getid()
+  call assert_equal(['col', [['leaf', w3], ['leaf', w2], ['leaf', w1]]], winlayout())
+
+  2wincmd w
+  vsplit
+  let w4 = win_getid()
+  call assert_equal(['col', [['leaf', w3], ['row', [['leaf', w4], ['leaf', w2]]], ['leaf', w1]]], winlayout())
+
+  only!
+endfunc