1 files changed, 134 insertions, 0 deletions
diff --git a/test/tempfault.test b/test/tempfault.test
new file mode 100644
index 0000000..4eae116
--- /dev/null
+++ b/test/tempfault.test
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+# 2016 April 11
+#
+# 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 contains tests for fault-injection when SQLite is used with
+# a temp file database.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+source $testdir/malloc_common.tcl
+set testprefix tempfault
+
+# sqlite3_memdebug_vfs_oom_test 0
+
+do_faultsim_test 1 -faults * -prep {
+  sqlite3 db ""
+  db eval {
+    PRAGMA page_size = 1024;
+    CREATE TABLE t1(a, b);
+    INSERT INTO t1 VALUES(1, 2);
+    INSERT INTO t1 VALUES(3, 4);
+  }
+} -body {
+  execsql { INSERT INTO t1 VALUES(5, 6) }
+} -test {
+  faultsim_test_result {0 {}}
+  set rc [catch { execsql { SELECT * FROM t1 } } msg]
+  if {$rc==0 && $msg != "1 2 3 4 5 6" && $msg != "1 2 3 4"} {
+    error "data mismatch 1: $msg"
+  }
+  if {$testrc==0 && $msg != "1 2 3 4 5 6"} {
+    error "data mismatch 2: $msg"
+  }
+  faultsim_integrity_check
+}
+
+do_faultsim_test 2 -faults * -prep {
+  sqlite3 db ""
+  db eval {
+    PRAGMA page_size = 1024;
+    PRAGMA cache_size = 10;
+    CREATE TABLE t1(a, b);
+    CREATE INDEX i1 ON t1(b, a);
+    WITH x(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM x WHERE i<100)
+    INSERT INTO t1 SELECT randomblob(100), randomblob(100) FROM x;
+  }
+} -body {
+  execsql { UPDATE t1 SET a = randomblob(99) }
+} -test {
+  faultsim_test_result {0 {}}
+  faultsim_integrity_check db
+}
+
+catch { db close }
+do_faultsim_test 2.1 -faults * -prep {
+  if {[info commands db]==""} {
+    sqlite3 db ""
+    execsql {
+      PRAGMA page_size = 1024;
+      PRAGMA cache_size = 10;
+      CREATE TABLE t1(a, b);
+      CREATE INDEX i1 ON t1(b, a);
+      WITH x(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM x WHERE i<100)
+          INSERT INTO t1 SELECT randomblob(100), randomblob(100) FROM x;
+    }
+  } 
+} -body {
+  execsql { UPDATE t1 SET a = randomblob(99) }
+} -test {
+  faultsim_test_result {0 {}}
+  faultsim_integrity_check db
+}
+
+do_faultsim_test 3 -faults * -prep {
+  sqlite3 db ""
+  db eval {
+    PRAGMA page_size = 1024;
+    PRAGMA cache_size = 10;
+    CREATE TABLE t1(a, b);
+    CREATE INDEX i1 ON t1(b, a);
+    WITH x(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM x WHERE i<50)
+    INSERT INTO t1 SELECT randomblob(100), randomblob(100) FROM x;
+  }
+} -body {
+  execsql { 
+    BEGIN;
+      UPDATE t1 SET a = randomblob(99);
+      SAVEPOINT abc;
+        UPDATE t1 SET a = randomblob(98) WHERE (rowid%10)==0;
+      ROLLBACK TO abc;
+        UPDATE t1 SET a = randomblob(97) WHERE (rowid%5)==0;
+      ROLLBACK TO abc;
+    COMMIT;
+  }
+} -test {
+  faultsim_test_result {0 {}}
+  faultsim_integrity_check db
+}
+
+do_faultsim_test 4 -faults * -prep {
+  sqlite3 db ""
+  db eval {
+    PRAGMA page_size = 1024;
+    PRAGMA cache_size = 10;
+    CREATE TABLE t1(a, b);
+    CREATE INDEX i1 ON t1(b, a);
+    WITH x(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM x WHERE i<50)
+    INSERT INTO t1 SELECT randomblob(100), randomblob(100) FROM x;
+  }
+} -body {
+  execsql { 
+    BEGIN;
+      UPDATE t1 SET a = randomblob(99);
+      SAVEPOINT abc;
+        UPDATE t1 SET a = randomblob(98) WHERE (rowid%10)==0;
+      ROLLBACK TO abc;
+        UPDATE t1 SET a = randomblob(97) WHERE (rowid%5)==0;
+      ROLLBACK TO abc;
+    COMMIT;
+  }
+} -test {
+  faultsim_test_result {0 {}}
+}
+
+sqlite3_memdebug_vfs_oom_test 1
+finish_test