cursormoved: add tests for CursorMoved

test/functional/autocmd/cursormoved_spec.lua

@@ -0,0 +1,34 @@
+local helpers = require('test.functional.helpers')(after_each)
+
+local clear = helpers.clear
+local eq = helpers.eq
+local eval = helpers.eval
+local funcs = helpers.funcs
+local source = helpers.source
+
+describe('CursorMoved', function()
+  before_each(clear)
+
+  it('is triggered by changing windows', function()
+    source([[
+    let g:cursormoved = 0
+    vsplit
+    autocmd CursorMoved * let g:cursormoved += 1
+    wincmd w
+    wincmd w
+    ]])
+    eq(2, eval('g:cursormoved'))
+  end)
+
+  it("is not triggered by functions that don't change the window", function()
+    source([[
+    let g:cursormoved = 0
+    let g:buf = bufnr('%')
+    vsplit foo
+    autocmd CursorMoved * let g:cursormoved += 1
+    call nvim_buf_set_lines(g:buf, 0, -1, v:true, ['aaa'])
+    ]])
+    eq({'aaa'}, funcs.nvim_buf_get_lines(eval('g:buf'), 0, -1, true))
+    eq(0, eval('g:cursormoved'))
+  end)
+end)