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authorJosh Rahm <joshuarahm@gmail.com>2023-01-25 18:31:55 +0000
committerJosh Rahm <joshuarahm@gmail.com>2023-01-25 18:31:55 +0000
commit067dc73729267c0262438a6fdd66e586f8496946 (patch)
treed2e832f1a08083fd1457aaba9a774e72d69e5266 /test/functional/treesitter/language_spec.lua
parentcd16d3df4c2a21ada895a1353712969045e5c728 (diff)
parent3c48d3c83fc21dbc0841f9210f04bdb073d73cd1 (diff)
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Merge remote-tracking branch 'upstream/master' into fix_repeatcmdline
Diffstat (limited to 'test/functional/treesitter/language_spec.lua')
-rw-r--r--test/functional/treesitter/language_spec.lua46
1 files changed, 37 insertions, 9 deletions
diff --git a/test/functional/treesitter/language_spec.lua b/test/functional/treesitter/language_spec.lua
index 30585be328..f95b05a1cc 100644
--- a/test/functional/treesitter/language_spec.lua
+++ b/test/functional/treesitter/language_spec.lua
@@ -6,31 +6,32 @@ local command = helpers.command
local exec_lua = helpers.exec_lua
local pcall_err = helpers.pcall_err
local matches = helpers.matches
-local pending_c_parser = helpers.pending_c_parser
+local insert = helpers.insert
before_each(clear)
-describe('treesitter API', function()
+describe('treesitter language API', function()
-- error tests not requiring a parser library
it('handles missing language', function()
- eq("Error executing lua: .../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
+ eq(".../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
pcall_err(exec_lua, "parser = vim.treesitter.get_parser(0, 'borklang')"))
-- actual message depends on platform
- matches("Error executing lua: Failed to load parser: uv_dlopen: .+",
+ matches("Failed to load parser for language 'borklang': uv_dlopen: .+",
pcall_err(exec_lua, "parser = vim.treesitter.require_language('borklang', 'borkbork.so')"))
-- Should not throw an error when silent
eq(false, exec_lua("return vim.treesitter.require_language('borklang', nil, true)"))
eq(false, exec_lua("return vim.treesitter.require_language('borklang', 'borkbork.so', true)"))
- eq("Error executing lua: .../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
+ eq(".../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
pcall_err(exec_lua, "parser = vim.treesitter.inspect_language('borklang')"))
+
+ matches("Failed to load parser: uv_dlsym: .+",
+ pcall_err(exec_lua, 'vim.treesitter.require_language("c", nil, false, "borklang")'))
end)
it('inspects language', function()
- if pending_c_parser(pending) then return end
-
local keys, fields, symbols = unpack(exec_lua([[
local lang = vim.treesitter.inspect_language('c')
local keys, symbols = {}, {}
@@ -70,14 +71,41 @@ describe('treesitter API', function()
end)
it('checks if vim.treesitter.get_parser tries to create a new parser on filetype change', function ()
- if pending_c_parser(pending) then return end
command("set filetype=c")
-- Should not throw an error when filetype is c
eq('c', exec_lua("return vim.treesitter.get_parser(0):lang()"))
command("set filetype=borklang")
-- Should throw an error when filetype changes to borklang
- eq("Error executing lua: .../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
+ eq(".../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
pcall_err(exec_lua, "new_parser = vim.treesitter.get_parser(0)"))
end)
+
+ it('retrieve the tree given a range', function ()
+ insert([[
+ int main() {
+ int x = 3;
+ }]])
+
+ exec_lua([[
+ langtree = vim.treesitter.get_parser(0, "c")
+ tree = langtree:tree_for_range({1, 3, 1, 3})
+ ]])
+
+ eq('<node translation_unit>', exec_lua('return tostring(tree:root())'))
+ end)
+
+ it('retrieve the node given a range', function ()
+ insert([[
+ int main() {
+ int x = 3;
+ }]])
+
+ exec_lua([[
+ langtree = vim.treesitter.get_parser(0, "c")
+ node = langtree:named_node_for_range({1, 3, 1, 3})
+ ]])
+
+ eq('<node primitive_type>', exec_lua('return tostring(node)'))
+ end)
end)