diff options
Diffstat (limited to 'src/nvim/testdir/test_expr.vim')
| -rw-r--r-- | src/nvim/testdir/test_expr.vim | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_expr.vim b/src/nvim/testdir/test_expr.vim index 15622cd6fe..c63a969e50 100644 --- a/src/nvim/testdir/test_expr.vim +++ b/src/nvim/testdir/test_expr.vim @@ -1,5 +1,7 @@ " Tests for expressions. +source check.vim + func Test_equal() let base = {} func base.method() @@ -76,6 +78,17 @@ func Test_strcharpart() call assert_equal('', strcharpart('axb', -2, 2)) call assert_equal('a', strcharpart('axb', -1, 2)) + + call assert_equal('edit', "editor"[-10:3]) +endfunc + +func Test_getreg_empty_list() + call assert_equal('', getreg('x')) + call assert_equal([], getreg('x', 1, 1)) + let x = getreg('x', 1, 1) + let y = x + call add(x, 'foo') + call assert_equal(['foo'], y) endfunc func Test_loop_over_null_list() @@ -529,6 +542,7 @@ func Test_function_with_funcref() call assert_fails("call function('foo()')", 'E475:') call assert_fails("call function('foo()')", 'foo()') + call assert_fails("function('')", 'E129:') endfunc func Test_funcref() @@ -587,3 +601,99 @@ func Test_eval_after_if() if 0 | eval SetVal('a') | endif | call SetVal('b') call assert_equal('b', s:val) endfunc + +func Test_divide_by_zero() + " only tests that this doesn't crash, the result is not important + echo 0 / 0 + echo 0 / 0 / -1 +endfunc + +" Test for command-line completion of expressions +func Test_expr_completion() + CheckFeature cmdline_compl + for cmd in [ + \ 'let a = ', + \ 'const a = ', + \ 'if', + \ 'elseif', + \ 'while', + \ 'for', + \ 'echo', + \ 'echon', + \ 'execute', + \ 'echomsg', + \ 'echoerr', + \ 'call', + \ 'return', + \ 'cexpr', + \ 'caddexpr', + \ 'cgetexpr', + \ 'lexpr', + \ 'laddexpr', + \ 'lgetexpr'] + call feedkeys(":" . cmd . " getl\<Tab>\<Home>\"\<CR>", 'xt') + call assert_equal('"' . cmd . ' getline(', getreg(':')) + endfor + + " completion for the expression register + call feedkeys(":\"\<C-R>=float2\t\"\<C-B>\"\<CR>", 'xt') + call assert_equal('"float2nr("', @=) + + " completion for window local variables + let w:wvar1 = 10 + let w:wvar2 = 10 + call feedkeys(":echo w:wvar\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"echo w:wvar1 w:wvar2', @:) + unlet w:wvar1 w:wvar2 + + " completion for tab local variables + let t:tvar1 = 10 + let t:tvar2 = 10 + call feedkeys(":echo t:tvar\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"echo t:tvar1 t:tvar2', @:) + unlet t:tvar1 t:tvar2 + + " completion for variables + let g:tvar1 = 1 + let g:tvar2 = 2 + call feedkeys(":let g:tv\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"let g:tvar1 g:tvar2', @:) + " completion for variables after a || + call feedkeys(":echo 1 || g:tv\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"echo 1 || g:tvar1 g:tvar2', @:) + + " completion for options + call feedkeys(":echo &compat\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"echo &compatible', @:) + call feedkeys(":echo 1 && &compat\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"echo 1 && &compatible', @:) + call feedkeys(":echo &g:equala\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal('"echo &g:equalalways', @:) + + " completion for string + call feedkeys(":echo \"Hello\\ World\"\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal("\"echo \"Hello\\ World\"\<C-A>", @:) + call feedkeys(":echo 'Hello World'\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal("\"echo 'Hello World'\<C-A>", @:) + + " completion for command after a | + call feedkeys(":echo 'Hello' | cwin\<C-A>\<C-B>\"\<CR>", 'xt') + call assert_equal("\"echo 'Hello' | cwindow", @:) + + " completion for environment variable + let $X_VIM_TEST_COMPLETE_ENV = 'foo' + call feedkeys(":let $X_VIM_TEST_COMPLETE_E\<C-A>\<C-B>\"\<CR>", 'tx') + call assert_match('"let $X_VIM_TEST_COMPLETE_ENV', @:) + unlet $X_VIM_TEST_COMPLETE_ENV +endfunc + +" Test for errors in expression evaluation +func Test_expr_eval_error() + call assert_fails("let i = 'abc' . []", 'E730:') + call assert_fails("let l = [] + 10", 'E745:') + call assert_fails("let v = 10 + []", 'E745:') + call assert_fails("let v = 10 / []", 'E745:') + call assert_fails("let v = -{}", 'E728:') +endfunc + +" vim: shiftwidth=2 sts=2 expandtab |