diff options
Diffstat (limited to 'src/testdir/test_vim9_expr.vim')
-rw-r--r-- | src/testdir/test_vim9_expr.vim | 734 |
1 files changed, 734 insertions, 0 deletions
diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim new file mode 100644 index 0000000000..ea79c04572 --- /dev/null +++ b/src/testdir/test_vim9_expr.vim @@ -0,0 +1,734 @@ +" Tests for Vim9 script expressions + +source check.vim + +" Check that "line" inside ":def" results in an "error" message. +func CheckDefFailure(line, error) + call writefile(['def! Func()', a:line, 'enddef'], 'Xdef') + call assert_fails('so Xdef', a:error, a:line) + call delete('Xdef') +endfunc + +func CheckDefFailureList(lines, error) + call writefile(['def! Func()'] + a:lines + ['enddef'], 'Xdef') + call assert_fails('so Xdef', a:error, string(a:lines)) + call delete('Xdef') +endfunc + +" test cond ? expr : expr +def Test_expr1() + assert_equal('one', true ? 'one' : 'two') + assert_equal('one', 1 ? 'one' : 'two') + assert_equal('one', 0.1 ? 'one' : 'two') + assert_equal('one', 'x' ? 'one' : 'two') +" assert_equal('one', 0z1234 ? 'one' : 'two') + assert_equal('one', [0] ? 'one' : 'two') +" assert_equal('one', #{x: 0} ? 'one' : 'two') + let var = 1 + assert_equal('one', var ? 'one' : 'two') + + assert_equal('two', false ? 'one' : 'two') + assert_equal('two', 0 ? 'one' : 'two') + assert_equal('two', 0.0 ? 'one' : 'two') + assert_equal('two', '' ? 'one' : 'two') +" assert_equal('one', 0z ? 'one' : 'two') + assert_equal('two', [] ? 'one' : 'two') +" assert_equal('two', {} ? 'one' : 'two') + var = 0 + assert_equal('two', var ? 'one' : 'two') +enddef + +func Test_expr1_fails() + call CheckDefFailure("let x = 1 ? 'one'", "Missing ':' after '?'") + + let msg = "white space required before and after '?'" + call CheckDefFailure("let x = 1? 'one' : 'two'", msg) + call CheckDefFailure("let x = 1 ?'one' : 'two'", msg) + call CheckDefFailure("let x = 1?'one' : 'two'", msg) + + let msg = "white space required before and after ':'" + call CheckDefFailure("let x = 1 ? 'one': 'two'", msg) + call CheckDefFailure("let x = 1 ? 'one' :'two'", msg) + call CheckDefFailure("let x = 1 ? 'one':'two'", msg) +endfunc + +" TODO: define inside test function +def Record(val: any): any + g:vals->add(val) + return val +enddef + +" test || +def Test_expr2() + assert_equal(2, 2 || 0) + assert_equal(7, 0 || 0 || 7) + assert_equal(0, 0 || 0) + assert_equal('', 0 || '') + + g:vals = [] + assert_equal(3, Record(3) || Record(1)) + assert_equal([3], g:vals) + + g:vals = [] + assert_equal(5, Record(0) || Record(5)) + assert_equal([0, 5], g:vals) + + g:vals = [] + assert_equal(4, Record(0) || Record(4) || Record(0)) + assert_equal([0, 4], g:vals) + + g:vals = [] + assert_equal(0, Record([]) || Record('') || Record(0)) + assert_equal([[], '', 0], g:vals) +enddef + +func Test_expr2_fails() + let msg = "white space required before and after '||'" + call CheckDefFailure("let x = 1||2", msg) + call CheckDefFailure("let x = 1 ||2", msg) + call CheckDefFailure("let x = 1|| 2", msg) +endfunc + +" test && +def Test_expr3() + assert_equal(0, 2 && 0) + assert_equal(0, 0 && 0 && 7) + assert_equal(7, 2 && 3 && 7) + assert_equal(0, 0 && 0) + assert_equal(0, 0 && '') + assert_equal('', 8 && '') + + g:vals = [] + assert_equal(1, Record(3) && Record(1)) + assert_equal([3, 1], g:vals) + + g:vals = [] + assert_equal(0, Record(0) && Record(5)) + assert_equal([0], g:vals) + + g:vals = [] + assert_equal(0, Record(0) && Record(4) && Record(0)) + assert_equal([0], g:vals) + + g:vals = [] + assert_equal(0, Record(8) && Record(4) && Record(0)) + assert_equal([8, 4, 0], g:vals) + + g:vals = [] + assert_equal(0, Record([1]) && Record('z') && Record(0)) + assert_equal([[1], 'z', 0], g:vals) +enddef + +func Test_expr3_fails() + let msg = "white space required before and after '&&'" + call CheckDefFailure("let x = 1&&2", msg) + call CheckDefFailure("let x = 1 &&2", msg) + call CheckDefFailure("let x = 1&& 2", msg) +endfunc + +let atrue = v:true +let afalse = v:false +let anone = v:none +let anull = v:null +let anint = 10 +let alsoint = 4 +if has('float') + let afloat = 0.1 +endif +let astring = 'asdf' +let ablob = 0z01ab +let alist = [2, 3, 4] +let adict = #{aaa: 2, bbb: 8} + +" test == comperator +def Test_expr4_equal() + assert_equal(true, true == true) + assert_equal(false, true == false) + assert_equal(true, true == g:atrue) + assert_equal(false, g:atrue == false) + + assert_equal(true, v:none == v:none) + assert_equal(false, v:none == v:null) + assert_equal(true, g:anone == v:none) + assert_equal(false, v:none == g:anull) + + assert_equal(false, 2 == 0) + assert_equal(true, 61 == 61) + assert_equal(true, g:anint == 10) + assert_equal(false, 61 == g:anint) + + if has('float') + assert_equal(true, 0.3 == 0.3) + assert_equal(false, 0.4 == 0.3) + assert_equal(true, 0.1 == g:afloat) + assert_equal(false, g:afloat == 0.3) + + assert_equal(true, 3.0 == 3) + assert_equal(true, 3 == 3.0) + assert_equal(false, 3.1 == 3) + assert_equal(false, 3 == 3.1) + endif + + assert_equal(true, 'abc' == 'abc') + assert_equal(false, 'xyz' == 'abc') + assert_equal(true, g:astring == 'asdf') + assert_equal(false, 'xyz' == g:astring) + + assert_equal(false, 'abc' == 'ABC') + set ignorecase + assert_equal(false, 'abc' == 'ABC') + set noignorecase + + assert_equal(true, 0z3f == 0z3f) + assert_equal(false, 0z3f == 0z4f) + assert_equal(true, g:ablob == 0z01ab) + assert_equal(false, 0z3f == g:ablob) + + assert_equal(true, [1, 2, 3] == [1, 2, 3]) + assert_equal(false, [1, 2, 3] == [2, 3, 1]) + assert_equal(true, [2, 3, 4] == g:alist) + assert_equal(false, g:alist == [2, 3, 1]) + assert_equal(false, [1, 2, 3] == []) + assert_equal(false, [1, 2, 3] == ['1', '2', '3']) + + assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2}) + assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2}) + assert_equal(false, #{one: 1, two: 2} == #{two: 2}) + assert_equal(false, #{one: 1, two: 2} == #{}) + assert_equal(true, g:adict == #{bbb: 8, aaa: 2}) + assert_equal(false, #{ccc: 9, aaa: 2} == g:adict) + + assert_equal(true, function('Test_expr4_equal') == function('Test_expr4_equal')) + assert_equal(false, function('Test_expr4_equal') == function('Test_expr4_is')) + + assert_equal(true, function('Test_expr4_equal', [123]) == function('Test_expr4_equal', [123])) + assert_equal(false, function('Test_expr4_equal', [123]) == function('Test_expr4_is', [123])) + assert_equal(false, function('Test_expr4_equal', [123]) == function('Test_expr4_equal', [999])) +enddef + +" test != comperator +def Test_expr4_notequal() + assert_equal(false, true != true) + assert_equal(true, true != false) + assert_equal(false, true != g:atrue) + assert_equal(true, g:atrue != false) + + assert_equal(false, v:none != v:none) + assert_equal(true, v:none != v:null) + assert_equal(false, g:anone != v:none) + assert_equal(true, v:none != g:anull) + + assert_equal(true, 2 != 0) + assert_equal(false, 55 != 55) + assert_equal(false, g:anint != 10) + assert_equal(true, 61 != g:anint) + + if has('float') + assert_equal(false, 0.3 != 0.3) + assert_equal(true, 0.4 != 0.3) + assert_equal(false, 0.1 != g:afloat) + assert_equal(true, g:afloat != 0.3) + + assert_equal(false, 3.0 != 3) + assert_equal(false, 3 != 3.0) + assert_equal(true, 3.1 != 3) + assert_equal(true, 3 != 3.1) + endif + + assert_equal(false, 'abc' != 'abc') + assert_equal(true, 'xyz' != 'abc') + assert_equal(false, g:astring != 'asdf') + assert_equal(true, 'xyz' != g:astring) + + assert_equal(true, 'abc' != 'ABC') + set ignorecase + assert_equal(true, 'abc' != 'ABC') + set noignorecase + + assert_equal(false, 0z3f != 0z3f) + assert_equal(true, 0z3f != 0z4f) + assert_equal(false, g:ablob != 0z01ab) + assert_equal(true, 0z3f != g:ablob) + + assert_equal(false, [1, 2, 3] != [1, 2, 3]) + assert_equal(true, [1, 2, 3] != [2, 3, 1]) + assert_equal(false, [2, 3, 4] != g:alist) + assert_equal(true, g:alist != [2, 3, 1]) + assert_equal(true, [1, 2, 3] != []) + assert_equal(true, [1, 2, 3] != ['1', '2', '3']) + + assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2}) + assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2}) + assert_equal(true, #{one: 1, two: 2} != #{two: 2}) + assert_equal(true, #{one: 1, two: 2} != #{}) + assert_equal(false, g:adict != #{bbb: 8, aaa: 2}) + assert_equal(true, #{ccc: 9, aaa: 2} != g:adict) + + assert_equal(false, function('Test_expr4_equal') != function('Test_expr4_equal')) + assert_equal(true, function('Test_expr4_equal') != function('Test_expr4_is')) + + assert_equal(false, function('Test_expr4_equal', [123]) != function('Test_expr4_equal', [123])) + assert_equal(true, function('Test_expr4_equal', [123]) != function('Test_expr4_is', [123])) + assert_equal(true, function('Test_expr4_equal', [123]) != function('Test_expr4_equal', [999])) +enddef + +" test > comperator +def Test_expr4_greater() + assert_equal(true, 2 > 0) + assert_equal(true, 2 > 1) + assert_equal(false, 2 > 2) + assert_equal(false, 2 > 3) +enddef + +" test >= comperator +def Test_expr4_greaterequal() + assert_equal(true, 2 >= 0) + assert_equal(true, 2 >= 2) + assert_equal(false, 2 >= 3) +enddef + +" test < comperator +def Test_expr4_smaller() + assert_equal(false, 2 < 0) + assert_equal(false, 2 < 2) + assert_equal(true, 2 < 3) +enddef + +" test <= comperator +def Test_expr4_smallerequal() + assert_equal(false, 2 <= 0) + assert_equal(false, 2 <= 1) + assert_equal(true, 2 <= 2) + assert_equal(true, 2 <= 3) +enddef + +" test =~ comperator +def Test_expr4_match() + assert_equal(false, '2' =~ '0') + assert_equal(true, '2' =~ '[0-9]') +enddef + +" test !~ comperator +def Test_expr4_nomatch() + assert_equal(true, '2' !~ '0') + assert_equal(false, '2' !~ '[0-9]') +enddef + +" test is comperator +def Test_expr4_is() + let mylist = [2] + assert_equal(false, mylist is [2]) + let other = mylist + assert_equal(true, mylist is other) +enddef + +" test isnot comperator +def Test_expr4_isnot() + let mylist = [2] + assert_equal(true, '2' isnot '0') + assert_equal(true, mylist isnot [2]) + let other = mylist + assert_equal(false, mylist isnot other) +enddef + +def RetVoid() + let x = 1 +enddef + +func Test_expr4_fails() + let msg = "white space required before and after '>'" + call CheckDefFailure("let x = 1>2", msg) + call CheckDefFailure("let x = 1 >2", msg) + call CheckDefFailure("let x = 1> 2", msg) + + let msg = "white space required before and after '=='" + call CheckDefFailure("let x = 1==2", msg) + call CheckDefFailure("let x = 1 ==2", msg) + call CheckDefFailure("let x = 1== 2", msg) + + let msg = "white space required before and after 'is'" + call CheckDefFailure("let x = '1'is'2'", msg) + call CheckDefFailure("let x = '1' is'2'", msg) + call CheckDefFailure("let x = '1'is '2'", msg) + + let msg = "white space required before and after 'isnot'" + call CheckDefFailure("let x = '1'isnot'2'", msg) + call CheckDefFailure("let x = '1' isnot'2'", msg) + call CheckDefFailure("let x = '1'isnot '2'", msg) + + call CheckDefFailure("let x = 1 is# 2", 'E15:') + call CheckDefFailure("let x = 1 is? 2", 'E15:') + call CheckDefFailure("let x = 1 isnot# 2", 'E15:') + call CheckDefFailure("let x = 1 isnot? 2", 'E15:') + + call CheckDefFailure("let x = 1 == '2'", 'Cannot compare number with string') + call CheckDefFailure("let x = '1' == 2", 'Cannot compare string with number') + call CheckDefFailure("let x = 1 == RetVoid()", 'Cannot use void value') + call CheckDefFailure("let x = RetVoid() == 1", 'Cannot compare void with number') + + call CheckDefFailure("let x = true > false", 'Cannot compare bool with bool') + call CheckDefFailure("let x = true >= false", 'Cannot compare bool with bool') + call CheckDefFailure("let x = true < false", 'Cannot compare bool with bool') + call CheckDefFailure("let x = true <= false", 'Cannot compare bool with bool') + call CheckDefFailure("let x = true =~ false", 'Cannot compare bool with bool') + call CheckDefFailure("let x = true !~ false", 'Cannot compare bool with bool') + call CheckDefFailure("let x = true is false", 'Cannot use "is" with bool') + call CheckDefFailure("let x = true isnot false", 'Cannot use "isnot" with bool') + + call CheckDefFailure("let x = v:none is v:null", 'Cannot use "is" with special') + call CheckDefFailure("let x = v:none isnot v:null", 'Cannot use "isnot" with special') + call CheckDefFailure("let x = 123 is 123", 'Cannot use "is" with number') + call CheckDefFailure("let x = 123 isnot 123", 'Cannot use "isnot" with number') + if has('float') + call CheckDefFailure("let x = 1.3 is 1.3", 'Cannot use "is" with float') + call CheckDefFailure("let x = 1.3 isnot 1.3", 'Cannot use "isnot" with float') + endif + + call CheckDefFailure("let x = 0za1 > 0z34", 'Cannot compare blob with blob') + call CheckDefFailure("let x = 0za1 >= 0z34", 'Cannot compare blob with blob') + call CheckDefFailure("let x = 0za1 < 0z34", 'Cannot compare blob with blob') + call CheckDefFailure("let x = 0za1 <= 0z34", 'Cannot compare blob with blob') + call CheckDefFailure("let x = 0za1 =~ 0z34", 'Cannot compare blob with blob') + call CheckDefFailure("let x = 0za1 !~ 0z34", 'Cannot compare blob with blob') + + call CheckDefFailure("let x = [13] > [88]", 'Cannot compare list with list') + call CheckDefFailure("let x = [13] >= [88]", 'Cannot compare list with list') + call CheckDefFailure("let x = [13] < [88]", 'Cannot compare list with list') + call CheckDefFailure("let x = [13] <= [88]", 'Cannot compare list with list') + call CheckDefFailure("let x = [13] =~ [88]", 'Cannot compare list with list') + call CheckDefFailure("let x = [13] !~ [88]", 'Cannot compare list with list') +endfunc + +" test addition, subtraction, concatenation +def Test_expr5() + assert_equal(66, 60 + 6) + assert_equal(70, 60 + g:anint) + assert_equal(9, g:alsoint + 5) + assert_equal(14, g:alsoint + g:anint) + + assert_equal(54, 60 - 6) + assert_equal(50, 60 - g:anint) + assert_equal(-1, g:alsoint - 5) + assert_equal(-6, g:alsoint - g:anint) + + assert_equal('hello', 'hel' .. 'lo') + assert_equal('hello 123', 'hello ' .. 123) + assert_equal('123 hello', 123 .. ' hello') + assert_equal('123456', 123 .. 456) +enddef + +def Test_expr5_float() + CheckFeature float + assert_equal(66.0, 60.0 + 6.0) + assert_equal(66.0, 60.0 + 6) + assert_equal(66.0, 60 + 6.0) + assert_equal(5.1, g:afloat + 5) + assert_equal(8.1, 8 + g:afloat) + assert_equal(10.1, g:anint + g:afloat) + assert_equal(10.1, g:afloat + g:anint) + + assert_equal(54.0, 60.0 - 6.0) + assert_equal(54.0, 60.0 - 6) + assert_equal(54.0, 60 - 6.0) + assert_equal(-4.9, g:afloat - 5) + assert_equal(7.9, 8 - g:afloat) + assert_equal(9.9, g:anint - g:afloat) + assert_equal(-9.9, g:afloat - g:anint) +enddef + +func Test_expr5_fails() + let msg = "white space required before and after '+'" + call CheckDefFailure("let x = 1+2", msg) + call CheckDefFailure("let x = 1 +2", msg) + call CheckDefFailure("let x = 1+ 2", msg) + + let msg = "white space required before and after '-'" + call CheckDefFailure("let x = 1-2", msg) + call CheckDefFailure("let x = 1 -2", msg) + call CheckDefFailure("let x = 1- 2", msg) + + let msg = "white space required before and after '..'" + call CheckDefFailure("let x = '1'..'2'", msg) + call CheckDefFailure("let x = '1' ..'2'", msg) + call CheckDefFailure("let x = '1'.. '2'", msg) +endfunc + +" test multiply, divide, modulo +def Test_expr6() + assert_equal(36, 6 * 6) + assert_equal(24, 6 * g:alsoint) + assert_equal(24, g:alsoint * 6) + assert_equal(40, g:anint * g:alsoint) + + assert_equal(10, 60 / 6) + assert_equal(6, 60 / g:anint) + assert_equal(1, g:anint / 6) + assert_equal(2, g:anint / g:alsoint) + + assert_equal(5, 11 % 6) + assert_equal(4, g:anint % 6) + assert_equal(3, 13 % g:anint) + assert_equal(2, g:anint % g:alsoint) + + assert_equal(4, 6 * 4 / 6) +enddef + +def Test_expr6_float() + CheckFeature float + + assert_equal(36.0, 6.0 * 6) + assert_equal(36.0, 6 * 6.0) + assert_equal(36.0, 6.0 * 6.0) + assert_equal(1.0, g:afloat * g:anint) + + assert_equal(10.0, 60 / 6.0) + assert_equal(10.0, 60.0 / 6) + assert_equal(10.0, 60.0 / 6.0) + assert_equal(0.01, g:afloat / g:anint) + + assert_equal(4.0, 6.0 * 4 / 6) + assert_equal(4.0, 6 * 4.0 / 6) + assert_equal(4.0, 6 * 4 / 6.0) + assert_equal(4.0, 6.0 * 4.0 / 6) + assert_equal(4.0, 6 * 4.0 / 6.0) + assert_equal(4.0, 6.0 * 4 / 6.0) + assert_equal(4.0, 6.0 * 4.0 / 6.0) + + assert_equal(4.0, 6.0 * 4.0 / 6.0) +enddef + +func Test_expr6_fails() + let msg = "white space required before and after '*'" + call CheckDefFailure("let x = 1*2", msg) + call CheckDefFailure("let x = 1 *2", msg) + call CheckDefFailure("let x = 1* 2", msg) + + let msg = "white space required before and after '/'" + call CheckDefFailure("let x = 1/2", msg) + call CheckDefFailure("let x = 1 /2", msg) + call CheckDefFailure("let x = 1/ 2", msg) + + let msg = "white space required before and after '%'" + call CheckDefFailure("let x = 1%2", msg) + call CheckDefFailure("let x = 1 %2", msg) + call CheckDefFailure("let x = 1% 2", msg) + + call CheckDefFailure("let x = '1' * '2'", 'E1036:') + call CheckDefFailure("let x = '1' / '2'", 'E1036:') + call CheckDefFailure("let x = '1' % '2'", 'E1035:') + + call CheckDefFailure("let x = 0z01 * 0z12", 'E1036:') + call CheckDefFailure("let x = 0z01 / 0z12", 'E1036:') + call CheckDefFailure("let x = 0z01 % 0z12", 'E1035:') + + call CheckDefFailure("let x = [1] * [2]", 'E1036:') + call CheckDefFailure("let x = [1] / [2]", 'E1036:') + call CheckDefFailure("let x = [1] % [2]", 'E1035:') + + call CheckDefFailure("let x = #{one: 1} * #{two: 2}", 'E1036:') + call CheckDefFailure("let x = #{one: 1} / #{two: 2}", 'E1036:') + call CheckDefFailure("let x = #{one: 1} % #{two: 2}", 'E1035:') + +endfunc + +func Test_expr6_float_fails() + CheckFeature float + call CheckDefFailure("let x = 1.0 % 2", 'E1035:') +endfunc + +" define here to use old style parsing +if has('float') + let g:float_zero = 0.0 + let g:float_neg = -9.8 + let g:float_big = 9.9e99 +endif +let g:blob_empty = 0z +let g:blob_one = 0z01 +let g:blob_long = 0z0102.0304 + +let g:string_empty = '' +let g:string_short = 'x' +let g:string_long = 'abcdefghijklm' +let g:string_special = "ab\ncd\ref\ekk" + +let g:special_true = v:true +let g:special_false = v:false +let g:special_null = v:null +let g:special_none = v:none + +let g:list_empty = [] +let g:list_mixed = [1, 'b', v:false] + +let g:dict_empty = {} +let g:dict_one = #{one: 1} + +let $TESTVAR = 'testvar' + +let @a = 'register a' + +" test low level expression +def Test_expr7_number() + " number constant + assert_equal(0, 0) + assert_equal(654, 0654) + + assert_equal(6, 0x6) + assert_equal(15, 0xf) + assert_equal(255, 0xff) +enddef + +def Test_expr7_float() + " float constant + if has('float') + assert_equal(g:float_zero, .0) + assert_equal(g:float_zero, 0.0) + assert_equal(g:float_neg, -9.8) + assert_equal(g:float_big, 9.9e99) + endif +enddef + +def Test_expr7_blob() + " blob constant + assert_equal(g:blob_empty, 0z) + assert_equal(g:blob_one, 0z01) + assert_equal(g:blob_long, 0z0102.0304) +enddef + +def Test_expr7_string() + " string constant + assert_equal(g:string_empty, '') + assert_equal(g:string_empty, "") + assert_equal(g:string_short, 'x') + assert_equal(g:string_short, "x") + assert_equal(g:string_long, 'abcdefghijklm') + assert_equal(g:string_long, "abcdefghijklm") + assert_equal(g:string_special, "ab\ncd\ref\ekk") +enddef + +def Test_expr7_special() + " special constant + assert_equal(g:special_true, true) + assert_equal(g:special_false, false) + assert_equal(g:special_null, v:null) + assert_equal(g:special_none, v:none) +enddef + +def Test_expr7_list() + " list + assert_equal(g:list_empty, []) + assert_equal(g:list_empty, [ ]) + assert_equal(g:list_mixed, [1, 'b', false]) +enddef + +def Test_expr7_lambda() + " lambda + let La = { -> 'result'} + assert_equal('result', La()) + assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val})) +enddef + +def Test_expr7_dict() + " dictionary + assert_equal(g:dict_empty, {}) + assert_equal(g:dict_empty, { }) + assert_equal(g:dict_one, {'one': 1}) + let key = 'one' + let val = 1 + assert_equal(g:dict_one, {key: val}) +enddef + +def Test_expr7_option() + " option + set ts=11 + assert_equal(11, &ts) + set ts=8 + set grepprg=some\ text + assert_equal('some text', &grepprg) + set grepprg& +enddef + +def Test_expr7_environment() + " environment variable + assert_equal('testvar', $TESTVAR) + assert_equal('', $ASDF_ASD_XXX) +enddef + +def Test_expr7_register() + " register + assert_equal('register a', @a) +enddef + +def Test_expr7_parens() + " (expr) + assert_equal(4, (6 * 4) / 6) + assert_equal(0, 6 * ( 4 / 6 )) + + assert_equal(6, +6) + assert_equal(-6, -6) + assert_equal(6, --6) + assert_equal(6, -+-6) + assert_equal(-6, ---6) +enddef + +def Test_expr7_not() + assert_equal(true, !'') + assert_equal(true, ![]) + assert_equal(false, !'asdf') + assert_equal(false, ![2]) + assert_equal(true, !!'asdf') + assert_equal(true, !![2]) +enddef + +func Test_expr7_fails() + call CheckDefFailure("let x = (12", "E110:") + + call CheckDefFailure("let x = -'xx'", "E1030:") + call CheckDefFailure("let x = +'xx'", "E1030:") + + call CheckDefFailure("let x = @", "E1002:") + call CheckDefFailure("let x = @<", "E354:") +endfunc + +let g:Funcrefs = [function('add')] + +func CallMe(arg) + return a:arg +endfunc + +def Test_expr7_trailing() + " user function call + assert_equal(123, CallMe(123)) + assert_equal('nothing', CallMe('nothing')) + + " partial call + let Part = function('CallMe') + assert_equal('yes', Part('yes')) + + " funcref call, using list index + let l = [] + g:Funcrefs[0](l, 2) + assert_equal([2], l) + + " method call + l = [2, 5, 6] + l->map({k, v -> k + v}) + assert_equal([2, 6, 8], l) + + " lambda method call + l = [2, 5] + l->{l -> add(l, 8)}() + assert_equal([2, 5, 8], l) + + " dict member + let d = #{key: 123} + assert_equal(123, d.key) +enddef + +func Test_expr7_trailing_fails() + call CheckDefFailureList(['let l = [2]', 'l->{l -> add(l, 8)}'], 'E107') +endfunc + +func Test_expr_fails() + call CheckDefFailure("let x = '1'is2", 'E488:') + call CheckDefFailure("let x = '1'isnot2", 'E488:') +endfunc |