patch 8.2.2901: some operators not fully tested

Problem:    Some operators not fully tested.
Solution:   Add a few test cases. (Yegappan Lakshmanan, closes #8282)

src/testdir/test_cpoptions.vim

@@ -167,6 +167,7 @@ func Test_cpo_E()
   call assert_beeps('normal "ayl')
   " change an empty line
   call assert_beeps('normal lcTa')
+  call assert_beeps('normal 0c0')
   " delete an empty line
   call assert_beeps('normal D')
   call assert_beeps('normal dl')

src/testdir/test_increment.vim

@@ -876,4 +876,21 @@ func Test_normal_increment_with_virtualedit()
   set virtualedit&
 endfunc
 
+" Test for incrementing a signed hexadecimal and octal number
+func Test_normal_increment_signed_hexoct_nr()
+  new
+  " negative sign before a hex number should be ignored
+  call setline(1, ["-0x9"])
+  exe "norm \<C-A>"
+  call assert_equal(["-0xa"], getline(1, '$'))
+  exe "norm \<C-X>"
+  call assert_equal(["-0x9"], getline(1, '$'))
+  call setline(1, ["-007"])
+  exe "norm \<C-A>"
+  call assert_equal(["-010"], getline(1, '$'))
+  exe "norm \<C-X>"
+  call assert_equal(["-007"], getline(1, '$'))
+  bw!
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab

src/testdir/test_normal.vim

@@ -1986,6 +1986,16 @@ func Test_normal30_changecase()
   call assert_equal(['aaaaaa', 'AAAAaa'], getline(1, 2))
   set whichwrap&
 
+  " try changing the case with a double byte encoding (DBCS)
+  %bw!
+  let enc = &enc
+  set encoding=cp932
+  call setline(1, "\u8470")
+  normal ~
+  normal gU$gu$gUgUg~g~gugu
+  call assert_equal("\u8470", getline(1))
+  let &encoding = enc
+
   " clean up
   bw!
 endfunc
@@ -3324,4 +3334,25 @@ func Test_normal_percent_jump()
   close!
 endfunc
 
+" Test for << and >> commands to shift text by 'shiftwidth'
+func Test_normal_shift_rightleft()
+  new
+  call setline(1, ['one', '', "\t", '  two', "\tthree", '      four'])
+  set shiftwidth=2 tabstop=8
+  normal gg6>>
+  call assert_equal(['  one', '', "\t  ", '    two', "\t  three", "\tfour"],
+        \ getline(1, '$'))
+  normal ggVG2>>
+  call assert_equal(['      one', '', "\t      ", "\ttwo",
+        \ "\t      three", "\t    four"], getline(1, '$'))
+  normal gg6<<
+  call assert_equal(['    one', '', "\t    ", '      two', "\t    three",
+        \ "\t  four"], getline(1, '$'))
+  normal ggVG2<<
+  call assert_equal(['one', '', "\t", '  two', "\tthree", '      four'],
+        \ getline(1, '$'))
+  set shiftwidth& tabstop&
+  bw!
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab

src/testdir/test_virtualedit.vim

@@ -80,6 +80,10 @@ func Test_edit_change()
   call setline(1, "\t⒌")
   normal Cx
   call assert_equal('x', getline(1))
+  " Do a visual block change
+  call setline(1, ['a', 'b', 'c'])
+  exe "normal gg3l\<C-V>2jcx"
+  call assert_equal(['a  x', 'b  x', 'c  x'], getline(1, '$'))
   bwipe!
   set virtualedit=
 endfunc
@@ -289,6 +293,16 @@ func Test_replace_after_eol()
   call append(0, '"r"')
   normal gg$5lrxa
   call assert_equal('"r"    x', getline(1))
+  " visual block replace
+  %d _
+  call setline(1, ['a', '', 'b'])
+  exe "normal 2l\<C-V>2jrx"
+  call assert_equal(['a x', '  x', 'b x'], getline(1, '$'))
+  " visual characterwise selection replace after eol
+  %d _
+  call setline(1, 'a')
+  normal 4lv2lrx
+  call assert_equal('a   xxx', getline(1))
   bwipe!
   set virtualedit=
 endfunc
@@ -375,4 +389,17 @@ func Test_ve_backspace()
   close!
 endfunc
 
+" Test for delete (x) on EOL character and after EOL
+func Test_delete_past_eol()
+  new
+  call setline(1, "ab")
+  set virtualedit=all
+  exe "normal 2lx"
+  call assert_equal('ab', getline(1))
+  exe "normal 10lx"
+  call assert_equal('ab', getline(1))
+  set virtualedit&
+  bw!
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab

src/testdir/test_visual.vim

@@ -81,12 +81,11 @@ func Test_visual_mode_reset()
   " thus preventing the problem:
   exe "normal! GV:call TriggerTheProblem()\<CR>"
   call assert_equal("Everything's fine.", g:msg)
-
 endfunc
 
 " Test for visual block shift and tab characters.
 func Test_block_shift_tab()
-  enew!
+  new
   call append(0, repeat(['one two three'], 5))
   call cursor(1,1)
   exe "normal i\<C-G>u"
@@ -95,7 +94,7 @@ func Test_block_shift_tab()
   call assert_equal('on1 two three', getline(2))
   call assert_equal('on1 two three', getline(5))
 
-  enew!
+  %d _
   call append(0, repeat(['abcdefghijklmnopqrstuvwxyz'], 5))
   call cursor(1,1)
   exe "normal \<C-V>4jI    \<Esc>j<<11|D"
@@ -120,12 +119,26 @@ func Test_block_shift_tab()
   call assert_equal("    abc\<Tab>\<Tab>defghijklmnopqrstuvwxyz", getline(4))
   call assert_equal("    abc\<Tab>    defghijklmnopqrstuvwxyz", getline(5))
 
-  enew!
+  " Test for block shift with space characters at the beginning and with
+  " 'noexpandtab' and 'expandtab'
+  %d _
+  call setline(1, ["      1", "      2", "      3"])
+  setlocal shiftwidth=2 noexpandtab
+  exe "normal gg\<C-V>3j>"
+  call assert_equal(["\t1", "\t2", "\t3"], getline(1, '$'))
+  %d _
+  call setline(1, ["      1", "      2", "      3"])
+  setlocal shiftwidth=2 expandtab
+  exe "normal gg\<C-V>3j>"
+  call assert_equal(["        1", "        2", "        3"], getline(1, '$'))
+  setlocal shiftwidth&
+
+  bw!
 endfunc
 
 " Tests Blockwise Visual when there are TABs before the text.
 func Test_blockwise_visual()
-  enew!
+  new
   call append(0, ['123456',
 	      \ '234567',
 	      \ '345678',
@@ -147,12 +160,12 @@ func Test_blockwise_visual()
 	      \ "\t\tsomext",
 	      \ "\t\ttesext"], getline(1, 7))
 
-  enew!
+  bw!
 endfunc
 
 " Test swapping corners in blockwise visual mode with o and O
 func Test_blockwise_visual_o_O()
-  enew!
+  new
 
   exe "norm! 10i.\<Esc>Y4P3lj\<C-V>4l2jr "
   exe "norm! gvO\<Esc>ra"
@@ -171,7 +184,7 @@ func Test_blockwise_visual_o_O()
         \            '...a   bf.',
         \            '..........'], getline(1, '$'))
 
-  enew!
+  bw!
 endfun
 
 " Test Virtual replace mode.
@@ -459,15 +472,13 @@ endfunc
 
 " Test for 'p'ut in visual block mode
 func Test_visual_block_put()
-  enew
+  new
-
   call append(0, ['One', 'Two', 'Three'])
   normal gg
   yank
   call feedkeys("jl\<C-V>ljp", 'xt')
   call assert_equal(['One', 'T', 'Tee', 'One', ''], getline(1, '$'))
-
+  bw!
-  enew!
 endfunc
 
 " Visual modes (v V CTRL-V) followed by an operator; count; repeating
@@ -646,6 +657,12 @@ func Test_characterwise_visual_mode()
   norm! G1vy
   call assert_equal('four', @")
 
+  " characterwise visual mode: replace a single character line and the eol
+  %d _
+  call setline(1, "a")
+  normal v$rx
+  call assert_equal(['x'], getline(1, '$'))
+
   bwipe!
 endfunc
 
@@ -741,6 +758,66 @@ func Test_visual_block_mode()
   exe "normal! \<C-V>j2lD"
   call assert_equal(['ax', 'ax'], getline(3, 4))
 
+  " Test block insert with a short line that ends before the block
+  %d _
+  call setline(1, ["  one", "a", "  two"])
+  exe "normal gg\<C-V>2jIx"
+  call assert_equal(["  xone", "a", "  xtwo"], getline(1, '$'))
+
+  " Test block append at EOL with '$' and without '$'
+  %d _
+  call setline(1, ["one", "a", "two"])
+  exe "normal gg$\<C-V>2jAx"
+  call assert_equal(["onex", "ax", "twox"], getline(1, '$'))
+  %d _
+  call setline(1, ["one", "a", "two"])
+  exe "normal gg3l\<C-V>2jAx"
+  call assert_equal(["onex", "a  x", "twox"], getline(1, '$'))
+
+  " Test block replace with an empty line in the middle and use $ to jump to
+  " the end of the line.
+  %d _
+  call setline(1, ['one', '', 'two'])
+  exe "normal gg$\<C-V>2jrx"
+  call assert_equal(["onx", "", "twx"], getline(1, '$'))
+
+  " Test block replace with an empty line in the middle and move cursor to the
+  " end of the line
+  %d _
+  call setline(1, ['one', '', 'two'])
+  exe "normal gg2l\<C-V>2jrx"
+  call assert_equal(["onx", "", "twx"], getline(1, '$'))
+
+  " Replace odd number of characters with a multibyte character
+  %d _
+  call setline(1, ['abcd', 'efgh'])
+  exe "normal ggl\<C-V>2ljr\u1100"
+  call assert_equal(["a\u1100 ", "e\u1100 "], getline(1, '$'))
+
+  " During visual block append, if the cursor moved outside of the selected
+  " range, then the edit should not be applied to the block.
+  %d _
+  call setline(1, ['aaa', 'bbb', 'ccc'])
+  exe "normal 2G\<C-V>jAx\<Up>"
+  call assert_equal(['aaa', 'bxbb', 'ccc'], getline(1, '$'))
+
+  " During visual block append, if the cursor is moved before the start of the
+  " block, then the new text should be appended there.
+  %d _
+  call setline(1, ['aaa', 'bbb', 'ccc'])
+  exe "normal $\<C-V>2jA\<Left>x"
+  " BUG: Instead of adding x as the third character in all the three lines,
+  " 'a' is added in the second and third lines at the end. This bug is not
+  " reproducible if this operation is performed manually.
+  "call assert_equal(['aaxa', 'bbxb', 'ccxc'], getline(1, '$'))
+  call assert_equal(['aaxa', 'bbba', 'ccca'], getline(1, '$'))
+
+  " Change a characterwise motion to a blockwise motion using CTRL-V
+  %d _
+  call setline(1, ['123', '456', '789'])
+  exe "normal ld\<C-V>j"
+  call assert_equal(['13', '46', '789'], getline(1, '$'))
+
   bwipe!
 endfunc
 

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2901,
 /**/
     2900,
 /**/