diff --git a/testing/insert.test b/testing/insert.test
index 26e5974bf..75b8630b3 100755
--- a/testing/insert.test
+++ b/testing/insert.test
@@ -701,4 +701,77 @@ do_execsql_test_on_specific_db {:memory:} insert-rowid-backwards-compability-2 {
     CREATE TABLE t(a INTEGER, PRIMARY KEY (a DESC));
     INSERT INTO t(a) VALUES (123);
     SELECT rowid, * FROM t;
-} {123|123}
\ No newline at end of file
+} {123|123}
+
+
+do_execsql_test_on_specific_db {:memory:} ignore-pk-conflict {
+    CREATE TABLE t(a INTEGER PRIMARY KEY);
+    INSERT INTO t VALUES (1),(2),(3);
+    INSERT OR IGNORE INTO t VALUES (2);
+    SELECT a FROM t ORDER BY a;
+} {1
+2
+3}
+
+do_execsql_test_on_specific_db {:memory:} ignore-unique-conflict {
+    CREATE TABLE t(a INTEGER, b TEXT UNIQUE);
+    INSERT INTO t VALUES (1,'x'),(2,'y');
+    INSERT OR IGNORE INTO t VALUES (3,'y');
+    SELECT a,b FROM t ORDER BY a;
+} {1|x
+2|y}
+
+do_execsql_test_on_specific_db {:memory:} ignore-multi-unique-conflict {
+    CREATE TABLE t(a UNIQUE, b UNIQUE, c);
+    INSERT INTO t VALUES (1,10,100),(2,20,200);
+    INSERT OR IGNORE INTO t VALUES (1,30,300);  -- conflicts on a
+    INSERT OR IGNORE INTO t VALUES (3,20,300);  -- conflicts on b
+    INSERT OR IGNORE INTO t VALUES (1,20,300);  -- conflicts on both
+    SELECT a,b,c FROM t ORDER BY a;
+} {1|10|100
+2|20|200}
+
+do_execsql_test_on_specific_db {:memory:} ignore-some-conflicts-multirow {
+    CREATE TABLE t(a INTEGER UNIQUE);
+    INSERT INTO t VALUES (2),(4);
+    INSERT OR IGNORE INTO t VALUES (1),(2),(3),(4),(5);
+    SELECT a FROM t ORDER BY a;
+} {1
+2
+3
+4
+5}
+
+do_execsql_test_on_specific_db {:memory:} ignore-from-select {
+    CREATE TABLE src(x);
+    INSERT INTO src VALUES (1),(2),(2),(3);
+    CREATE TABLE dst(a INTEGER UNIQUE);
+    INSERT INTO dst VALUES (2);
+    INSERT OR IGNORE INTO dst SELECT x FROM src;
+    SELECT a FROM dst ORDER BY a;
+} {1
+2
+3}
+
+do_execsql_test_on_specific_db {:memory:} ignore-null-in-unique {
+    CREATE TABLE t(a INTEGER UNIQUE);
+    INSERT INTO t VALUES (1),(NULL),(NULL);
+    INSERT OR IGNORE INTO t VALUES (1),(NULL);
+    SELECT COUNT(*) FROM t WHERE a IS NULL;
+} {3}
+
+do_execsql_test_on_specific_db {:memory:} ignore-preserves-rowid {
+    CREATE TABLE t(data TEXT UNIQUE);
+    INSERT INTO t VALUES ('x'),('y'),('z');
+    SELECT rowid, data FROM t WHERE data='y';
+    INSERT OR IGNORE INTO t VALUES ('y');
+    SELECT rowid, data FROM t WHERE data='y';
+} {2|y
+2|y}
+
+do_execsql_test_on_specific_db {:memory:} ignore-intra-statement-dups {
+    CREATE TABLE t(a INTEGER PRIMARY KEY, b TEXT);
+    INSERT OR IGNORE INTO t VALUES (5,'first'),(6,'x'),(5,'second'),(5,'third');
+    SELECT a,b FROM t ORDER BY a;
+} {5|first
+6|x}