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author | Mark Pulford <mark@kyne.com.au> | 2012-01-17 16:58:10 +0400 |
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committer | Mark Pulford <mark@kyne.com.au> | 2012-03-04 12:24:35 +0400 |
commit | 8faf8490e518315a8eff17a76b019debe48104b4 (patch) | |
tree | 3ab249cd8b9ce70ada61425d2749e0c3b3196f60 /tests | |
parent | e3b3da50f10096de12bb6b47156dd2c94c373a19 (diff) |
Fix Lua C function stack overflow during encoding
Ensure there are enough Lua stack slots available before descending into
another table during encoding. This fixes a segfault when encoding
deeply nested tables.
This bug wasn't noticed earlier due to the previous limit of 20 nested
tables.
Diffstat (limited to 'tests')
-rwxr-xr-x | tests/test.lua | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/test.lua b/tests/test.lua index a827e6a..4c00453 100755 --- a/tests/test.lua +++ b/tests/test.lua @@ -67,6 +67,12 @@ function load_testdata() data.table_cycle = {} data.table_cycle[1] = data.table_cycle + local big = {} + for i = 1, 1100 do + big = { { 10, false, true, cjson.null }, "string", a = big } + end + data.deeply_nested_data = big + return data end @@ -185,6 +191,9 @@ local cjson_tests = { false, { "Cannot serialise, excessive nesting (6)" } }, { "Set encode_max_depth(1000)", json.encode_max_depth, { 1000 }, true, { 1000 } }, + { "Encode deeply nested data [throw error]", + json.encode, { testdata.deeply_nested_data }, + false, { "Cannot serialise, excessive nesting (1001)" } }, -- Test encoding simple types { "Encode null", |