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test: API validation: assert exact string

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expect_err() matches against a pattern. Terminate the pattern with "$"
to check against buffer overrun.

ref #8931
This commit is contained in:
Justin M. Keyes 2018-08-30 07:50:18 +02:00
parent db17d2c0fa
commit 608ff261ad
1 changed files with 32 additions and 20 deletions
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52
test/functional/api/vim_spec.lua
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@ -24,13 +24,25 @@ describe('API', function()
before_each(clear)
it('validates requests', function()
expect_err('Invalid method: bogus',
-- RPC
expect_err('Invalid method: bogus$',
request, 'bogus')
expect_err('Invalid method: … の り 。…',
expect_err('Invalid method: … の り 。…$',
request, '… の り 。…')
expect_err('Invalid method: <empty>',
expect_err('Invalid method: <empty>$',
request, '')
expect_err("can't serialize object",
-- Non-RPC: rpcrequest(v:servername) uses internal channel.
expect_err('Invalid method: … の り 。…$',
request, 'nvim_eval',
[=[rpcrequest(sockconnect('pipe', v:servername, {'rpc':1}), '… の り 。…')]=])
expect_err('Invalid method: bogus$',
request, 'nvim_eval',
[=[rpcrequest(sockconnect('pipe', v:servername, {'rpc':1}), 'bogus')]=])
-- XXX: This must be the last one, else next one will fail:
-- "Packer instance already working. Use another Packer ..."
expect_err("can't serialize object$",
request, nil)
end)
@ -158,7 +170,7 @@ describe('API', function()
end)
it("VimL error: returns error details, does NOT update v:errmsg", function()
expect_err('E121: Undefined variable: bogus', request,
expect_err('E121: Undefined variable: bogus$', request,
'nvim_eval', 'bogus expression')
eq('', eval('v:errmsg')) -- v:errmsg was not updated.
end)
@ -173,7 +185,7 @@ describe('API', function()
end)
it("VimL validation error: returns specific error, does NOT update v:errmsg", function()
expect_err('E117: Unknown function: bogus function', request,
expect_err('E117: Unknown function: bogus function$', request,
'nvim_call_function', 'bogus function', {'arg1'})
expect_err('E119: Not enough arguments for function: atan', request,
'nvim_call_function', 'atan', {})
@ -182,11 +194,11 @@ describe('API', function()
end)
it("VimL error: returns error details, does NOT update v:errmsg", function()
expect_err('E808: Number or Float required', request,
expect_err('E808: Number or Float required$', request,
'nvim_call_function', 'atan', {'foo'})
expect_err('Invalid channel stream "xxx"', request,
expect_err('Invalid channel stream "xxx"$', request,
'nvim_call_function', 'chanclose', {999, 'xxx'})
expect_err('E900: Invalid channel id', request,
expect_err('E900: Invalid channel id$', request,
'nvim_call_function', 'chansend', {999, 'foo'})
eq('', eval('v:exception'))
eq('', eval('v:errmsg')) -- v:errmsg was not updated.
@ -198,7 +210,7 @@ describe('API', function()
throw 'wtf'
endfunction
]])
expect_err('wtf', request,
expect_err('wtf$', request,
'nvim_call_function', 'Foo', {})
eq('', eval('v:exception'))
eq('', eval('v:errmsg')) -- v:errmsg was not updated.
@ -212,7 +224,7 @@ describe('API', function()
endfunction
]])
-- E740
expect_err('Function called with too many arguments', request,
expect_err('Function called with too many arguments$', request,
'nvim_call_function', 'Foo', too_many_args)
end)
end)
@ -248,23 +260,23 @@ describe('API', function()
it('validates args', function()
command('let g:d={"baz":"zub","meep":[]}')
expect_err('Not found: bogus', request,
expect_err('Not found: bogus$', request,
'nvim_call_dict_function', 'g:d', 'bogus', {1,2})
expect_err('Not a function: baz', request,
expect_err('Not a function: baz$', request,
'nvim_call_dict_function', 'g:d', 'baz', {1,2})
expect_err('Not a function: meep', request,
expect_err('Not a function: meep$', request,
'nvim_call_dict_function', 'g:d', 'meep', {1,2})
expect_err('E117: Unknown function: f', request,
expect_err('E117: Unknown function: f$', request,
'nvim_call_dict_function', { f = '' }, 'f', {1,2})
expect_err('Not a function: f', request,
expect_err('Not a function: f$', request,
'nvim_call_dict_function', "{ 'f': '' }", 'f', {1,2})
expect_err('dict argument type must be String or Dictionary', request,
expect_err('dict argument type must be String or Dictionary$', request,
'nvim_call_dict_function', 42, 'f', {1,2})
expect_err('Failed to evaluate dict expression', request,
expect_err('Failed to evaluate dict expression$', request,
'nvim_call_dict_function', 'foo', 'f', {1,2})
expect_err('dict not found', request,
expect_err('dict not found$', request,
'nvim_call_dict_function', '42', 'f', {1,2})
expect_err('Invalid %(empty%) function name', request,
expect_err('Invalid %(empty%) function name$', request,
'nvim_call_dict_function', "{ 'f': '' }", '', {1,2})
end)
end)