diff options
Diffstat (limited to 'test/functional/eval/string_spec.lua')
| -rw-r--r-- | test/functional/eval/string_spec.lua | 60 |
1 files changed, 58 insertions, 2 deletions
diff --git a/test/functional/eval/string_spec.lua b/test/functional/eval/string_spec.lua index 1f963c674e..35caef702b 100644 --- a/test/functional/eval/string_spec.lua +++ b/test/functional/eval/string_spec.lua @@ -10,6 +10,7 @@ local funcs = helpers.funcs local write_file = helpers.write_file local NIL = helpers.NIL local source = helpers.source +local dedent = helpers.dedent describe('string() function', function() before_each(clear) @@ -111,10 +112,10 @@ describe('string() function', function() function Test1() endfunction - function s:Test2() + function s:Test2() dict endfunction - function g:Test3() + function g:Test3() dict endfunction let g:Test2_f = function('s:Test2') @@ -150,6 +151,61 @@ describe('string() function', function() eq("\nE724: unable to correctly dump variable with self-referencing container\nfunction('TestDict', {'tdr': function('TestDict', {E724@1})})", redir_exec('echo string(d.tdr)')) end) + + it('dumps automatically created partials', function() + eq('function(\'<SNR>1_Test2\', {\'f\': function(\'<SNR>1_Test2\')})', + eval('string({"f": Test2_f}.f)')) + eq('function(\'<SNR>1_Test2\', [1], {\'f\': function(\'<SNR>1_Test2\', [1])})', + eval('string({"f": function(Test2_f, [1])}.f)')) + end) + + it('dumps manually created partials', function() + eq('function(\'Test3\', [1, 2], {})', + eval('string(function("Test3", [1, 2], {}))')) + eq('function(\'Test3\', {})', + eval('string(function("Test3", {}))')) + eq('function(\'Test3\', [1, 2])', + eval('string(function("Test3", [1, 2]))')) + end) + + it('does not crash or halt when dumping partials with reference cycles in self', + function() + meths.set_var('d', {v=true}) + eq(dedent([[ + + E724: unable to correctly dump variable with self-referencing container + {'p': function('<SNR>1_Test2', {E724@0}), 'f': function('<SNR>1_Test2'), 'v': v:true}]]), + redir_exec('echo string(extend(extend(g:d, {"f": g:Test2_f}), {"p": g:d.f}))')) + end) + + it('does not crash or halt when dumping partials with reference cycles in arguments', + function() + meths.set_var('l', {}) + eval('add(l, l)') + -- Regression: the below line used to crash (add returns original list and + -- there was error in dumping partials). Tested explicitly in + -- test/unit/api/private_helpers_spec.lua. + eval('add(l, function("Test1", l))') + eq(dedent([=[ + + E724: unable to correctly dump variable with self-referencing container + function('Test1', [[{E724@2}, function('Test1', [{E724@2}])], function('Test1', [[{E724@4}, function('Test1', [{E724@4}])]])])]=]), + redir_exec('echo string(function("Test1", l))')) + end) + + it('does not crash or halt when dumping partials with reference cycles in self and arguments', + function() + meths.set_var('d', {v=true}) + meths.set_var('l', {}) + eval('add(l, l)') + eval('add(l, function("Test1", l))') + eval('add(l, function("Test1", d))') + eq(dedent([=[ + + E724: unable to correctly dump variable with self-referencing container + {'p': function('<SNR>1_Test2', [[{E724@3}, function('Test1', [{E724@3}]), function('Test1', {E724@0})], function('Test1', [[{E724@5}, function('Test1', [{E724@5}]), function('Test1', {E724@0})]]), function('Test1', {E724@0})], {E724@0}), 'f': function('<SNR>1_Test2'), 'v': v:true}]=]), + redir_exec('echo string(extend(extend(g:d, {"f": g:Test2_f}), {"p": function(g:d.f, l)}))')) + end) end) describe('used to represent lists', function() |