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authorHirokazu Hata <h.hata.ai.t@gmail.com>2019-10-28 20:52:18 +0900
committerJustin M. Keyes <justinkz@gmail.com>2019-11-10 22:50:24 -0800
commit678a51b1da0c0535299341e7a598c080adcf8553 (patch)
tree4c4c91dc03634e221fad29c51e3fe24312aa8217 /test/functional/lua
parentb9c9283f729c60d98634587190eb14c6bbf428e5 (diff)
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Lua: vim.validate()
We often want to do type checking of public function arguments. - test: Rename utility_function_spec.lua to vim_spec.lua - .luacov: Map lua module names
Diffstat (limited to 'test/functional/lua')
-rw-r--r--test/functional/lua/vim_spec.lua (renamed from test/functional/lua/utility_functions_spec.lua)53
1 files changed, 53 insertions, 0 deletions
diff --git a/test/functional/lua/utility_functions_spec.lua b/test/functional/lua/vim_spec.lua
index 7dc97ee5af..cb1f027623 100644
--- a/test/functional/lua/utility_functions_spec.lua
+++ b/test/functional/lua/vim_spec.lua
@@ -402,4 +402,57 @@ describe('lua stdlib', function()
feed('<cr>')
eq({3, NIL}, meths.get_var('yy'))
end)
+
+ it('vim.validate', function()
+ eq(NIL, exec_lua("vim.validate({ arg1={ {}, 'table' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ {}, 't' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 't', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ { foo='foo' }, 't' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ { 'foo' }, 't' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 'foo', 'string' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 'foo', 's' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ '', 's' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 's', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 1, 'number' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 1, 'n' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 0, 'n' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 0.1, 'n' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 'n', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ true, 'boolean' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ true, 'b' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ false, 'b' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 'b', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ function()end, 'function' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ function()end, 'f' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 'f', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 'nil' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 'nil', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ coroutine.create(function()end), 'thread' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ nil, 'thread', true }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ {}, 't' } }, { arg2={ 'foo', 's' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ {}, 't' }, arg2={ 'foo', 's' }})"))
+ eq(NIL, exec_lua("vim.validate({ arg1={ 2, function(a) return (a % 2) == 0 end, 'even number' }})"))
+
+ eq("Error executing lua: .../shared.lua: arg1: expected table, got number", pcall_err(exec_lua, "vim.validate({ arg1={ 1, 't' }})"))
+ eq("Error executing lua: .../shared.lua: arg2: expected string, got number", pcall_err(exec_lua, "vim.validate({ arg1={ {}, 't' }, arg2={ 1, 's' }})"))
+ eq("Error executing lua: .../shared.lua: arg2: expected string, got nil", pcall_err(exec_lua, "vim.validate({ arg1={ {}, 't' }, arg2={ nil, 's' }})"))
+ eq("Error executing lua: .../shared.lua: arg2: expected string, got nil", pcall_err(exec_lua, "vim.validate({ arg1={ {}, 't' }, arg2={ nil, 's' }})"))
+ eq("Error executing lua: .../shared.lua: arg1: expected even number, got 3", pcall_err(exec_lua, "vim.validate({ arg1={ 3, function(a) return a == 1 end, 'even number' }})"))
+ end)
+
+ it('vim.is_callable', function()
+ eq(true, exec_lua("return vim.is_callable(function()end)"))
+ eq(true, exec_lua([[
+ local meta = { __call = function()end }
+ local function new_callable()
+ return setmetatable({}, meta)
+ end
+ local callable = new_callable()
+ return vim.is_callable(callable)
+ ]]))
+
+ eq(false, exec_lua("return vim.is_callable(1)"))
+ eq(false, exec_lua("return vim.is_callable('foo')"))
+ eq(false, exec_lua("return vim.is_callable({})"))
+ end)
end)