Add SQLCipher tests to CI

Test accessing all legacy SQLCipher database versions

Author: utelle

.travis.yml

@@ -39,6 +39,7 @@ script:
     - echo 'Testing...' && echo -en 'travis_fold:start:script.test\\r'
     - ./sqlite3shell test1.db3 ".read test/test1.sql"
     - ./sqlite3shell test2.db3 ".read test/test2.sql"
+    - ./sqlite3shell dummy.db3 ".read test/sqlciphertest.sql"
     - echo -en 'travis_fold:end:script.test\\r'
 
 # The "set +e" is a workaround for https://github.com/travis-ci/travis-ci/issues/6522

test/sqlciphertest.sql

@@ -0,0 +1,61 @@
+.echo on
+-- Test to access database encrypted with SQLCipher version 1
+-- Result: 75709 1 1 one one 1 2 one two 1 2
+.open test/sqlcipher-1.1.8-testkey.db
+pragma cipher='sqlcipher';
+pragma legacy=1;
+pragma key='testkey';
+SELECT COUNT(*) FROM t1;
+SELECT DISTINCT * FROM t1;
+
+-- Test to access database encrypted with SQLCipher version 2
+-- using 4000 iterations for the HMAC key derivation and a HMAC salt mask of zero
+-- Result: 38768 test-0-0 test-0-1 test-1-0 test-1-1
+.open test/sqlcipher-2.0-beta-testkey.db
+pragma cipher='sqlcipher';
+pragma legacy=2;
+pragma fast_kdf_iter=4000;
+pragma hmac_salt_mask=0;
+pragma key='testkey';
+SELECT COUNT(*) FROM t1;
+SELECT DISTINCT * FROM t1;
+
+-- Test to access database encrypted with SQLCipher version 2
+-- using the page number in big endian form (BE) for the HMAC calculation
+-- Result: 78536 1 1 one one 1 2 one two
+.open test/sqlcipher-2.0-be-testkey.db
+pragma cipher='sqlcipher';
+pragma legacy=2;
+pragma hmac_pgno=2;
+pragma key='testkey';
+SELECT COUNT(*) FROM t1;
+SELECT DISTINCT * FROM t1;
+
+-- Test to access database encrypted with SQLCipher version 2
+-- using the page number in little endian form (LE) for the HMAC calculation
+-- Note: No change to the default initialization necessary
+-- Result: 78536 1 1 one one 1 2 one two
+.open test/sqlcipher-2.0-le-testkey.db
+pragma cipher='sqlcipher';
+pragma legacy=2;
+pragma key='testkey';
+SELECT COUNT(*) FROM t1;
+SELECT DISTINCT * FROM t1;
+
+--  // Test to access database encrypted with SQLCipher version 3
+--  // Result: 78536 1 1 one one 1 2 one two
+.open test/sqlcipher-3.0-testkey.db
+pragma cipher='sqlcipher';
+pragma legacy=3;
+pragma key='testkey';
+SELECT COUNT(*) FROM t1;
+SELECT DISTINCT * FROM t1;
+
+--  // Test to access database encrypted with SQLCipher version 4
+--  // Result: 78536 1 1 one one 1 2 one two
+.open test/sqlcipher-4.0-testkey.db
+pragma cipher='sqlcipher';
+pragma legacy=4;
+pragma key='testkey';
+SELECT COUNT(*) FROM t1;
+SELECT DISTINCT * FROM t1;