Index: third_party/sqlite/src/test/instrfault.test |
diff --git a/third_party/sqlite/src/test/instrfault.test b/third_party/sqlite/src/test/instrfault.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0ddb12c84beb03adaddfb2db9820e1900242b550 |
--- /dev/null |
+++ b/third_party/sqlite/src/test/instrfault.test |
@@ -0,0 +1,92 @@ |
+# 2016 November 4 |
+# |
+# The author disclaims copyright to this source code. In place of |
+# a legal notice, here is a blessing: |
+# |
+# May you do good and not evil. |
+# May you find forgiveness for yourself and forgive others. |
+# May you share freely, never taking more than you give. |
+# |
+#*********************************************************************** |
+# This file implements regression tests for SQLite library. The |
+# focus of this file is testing OOM error handling within the built-in |
+# INSTR() function. |
+# |
+ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+set testprefix instrfault |
+ |
+# Use big NEEDLE and HAYSTACK strings. Strings so large they cannot |
+# use lookaside buffers. |
+# |
+set ::NEEDLE [string repeat "abcdefghijklmnopqrstuvwxyz" 10] |
+set ::HAYSTACK "[string repeat 123 10]$NEEDLE[string repeat 456 10]" |
+ |
+foreach {enc} { |
+ utf8 |
+ utf16 |
+} { |
+ reset_db |
+ sqlite3_db_config_lookaside db 0 0 0 |
+ |
+ execsql "PRAGMA encoding = $enc" |
+ do_execsql_test 1.$enc.1 { |
+ CREATE TABLE t1(n, h); |
+ INSERT INTO t1 VALUES($::NEEDLE, $::HAYSTACK); |
+ } {} |
+ |
+ do_faultsim_test 1.$enc.1 -faults oom-t* -prep { |
+ execsql { SELECT instr(h, n) FROM t1 } |
+ } -body { |
+ execsql { SELECT instr(h, n) FROM t1 } |
+ } -test { |
+ faultsim_test_result {0 31} |
+ } |
+ |
+ do_faultsim_test 1.$enc.2 -faults oom-t* -prep { |
+ execsql { SELECT instr($::HAYSTACK, $::NEEDLE) FROM t1 } |
+ } -body { |
+ execsql { SELECT instr($::HAYSTACK, $::NEEDLE) FROM t1 } |
+ } -test { |
+ faultsim_test_result {0 31} |
+ } |
+ |
+ do_faultsim_test 1.$enc.3 -faults oom-t* -prep { |
+ set ::stmt [sqlite3_prepare_v2 db "SELECT instr(?, ?)" -1 dummy] |
+ sqlite3_bind_text $::stmt 1 $::HAYSTACK [string length $::HAYSTACK] |
+ sqlite3_bind_text $::stmt 2 $::NEEDLE [string length $::NEEDLE] |
+ } -body { |
+ set rc [sqlite3_step $::stmt] |
+ if {$rc=="SQLITE_NOMEM"} { error "out of memory" } |
+ sqlite3_column_int $::stmt 0 |
+ } -test { |
+ faultsim_test_result {0 31} |
+ sqlite3_finalize $::stmt |
+ } |
+ |
+ do_faultsim_test 1.$enc.4 -faults oom-t* -prep { |
+ set ::stmt [sqlite3_prepare_v2 db "SELECT instr(?, ?)" -1 dummy] |
+ sqlite3_bind_blob $::stmt 1 $::HAYSTACK [string length $::HAYSTACK] |
+ sqlite3_bind_text $::stmt 2 $::NEEDLE [string length $::NEEDLE] |
+ } -body { |
+ set rc [sqlite3_step $::stmt] |
+ if {$rc=="SQLITE_NOMEM"} { error "out of memory" } |
+ sqlite3_column_int $::stmt 0 |
+ } -test { |
+ faultsim_test_result {0 31} |
+ sqlite3_finalize $::stmt |
+ } |
+ |
+ do_execsql_test 1.$enc.5.0 { |
+ CREATE TABLE h1(a, b); |
+ INSERT INTO h1 VALUES('abcdefg%200hijkl', randomblob(200)); |
+ INSERT INTO h1 SELECT b, a FROM h1; |
+ } |
+ do_faultsim_test 1.$enc.5 -faults oom-t* -body { |
+ execsql { SELECT rowid FROM h1 WHERE instr(a,b) } |
+ } -test {} |
+} |
+ |
+finish_test |