add tests

maxscale-system-test/masking/masking_user/masking_rules.json

@@ -0,0 +1,76 @@
+{
+    "rules": [
+        {
+            "replace": {
+                "column": "a"
+            },
+            "with": {
+                "fill": "X"
+            }
+        },
+        {
+            "replace": {
+                "column": "b"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "applies_to" : [ "'skysql'" ]
+        },
+        {
+            "replace": {
+                "column": "c"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "applies_to" : [ "'maxskysql'" ]
+        },
+        {
+            "replace": {
+                "column": "d"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "exempted" : [ "'skysql'" ]
+        },
+        {
+            "replace": {
+                "column": "e"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "exempted" : [ "'maxskysql'" ]
+        },
+        {
+            "replace": {
+                "column": "f"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "applies_to" : [ "'skysql'", "'maxskysql'" ]
+        },
+        {
+            "replace": {
+                "column": "g"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "exempted" : [ "'skysql'", "'maxskysql'" ]
+        },
+        {
+            "replace": {
+                "column": "h"
+            },
+            "with": {
+                "fill": "X"
+            },
+	    "applies_to" : [ "'skysql'" ],
+	    "exempted" : [ "'maxskysql'" ]
+        }
+    ]
+}

maxscale-system-test/masking/masking_user/r/masking_user_maxskysql.result

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+drop database if exists maskingdb;
+create database maskingdb;
+use maskingdb;
+create table masking (a TEXT, b TEXT, c TEXT, d TEXT, e TEXT, f TEXT, g TEXT, h TEXT);
+insert into masking values ("hello", "hello", "hello", "hello", "hello", "hello", "hello", "hello");
+select * from masking;
+a	b	c	d	e	f	g	h
+XXXXX	hello	XXXXX	XXXXX	hello	XXXXX	hello	hello

maxscale-system-test/masking/masking_user/r/masking_user_skysql.result

@@ -0,0 +1,8 @@
+drop database if exists maskingdb;
+create database maskingdb;
+use maskingdb;
+create table masking (a TEXT, b TEXT, c TEXT, d TEXT, e TEXT, f TEXT, g TEXT, h TEXT);
+insert into masking values ("hello", "hello", "hello", "hello", "hello", "hello", "hello", "hello");
+select * from masking;
+a	b	c	d	e	f	g	h
+XXXXX	XXXXX	hello	hello	XXXXX	XXXXX	hello	XXXXX

maxscale-system-test/masking/masking_user/t/masking_user.test

@@ -0,0 +1,46 @@
+#
+# Masking User
+#
+# See ../masking_rules.json
+
+drop database if exists maskingdb;
+
+create database maskingdb;
+use maskingdb;
+
+#
+# Each table contains a single column 'a' of a type subject
+# to masking.
+#
+create table masking (a TEXT, b TEXT, c TEXT, d TEXT, e TEXT, f TEXT, g TEXT, h TEXT);
+
+insert into masking values ("hello", "hello", "hello", "hello", "hello", "hello", "hello", "hello");
+select * from masking;
+
+# With the user skysql
+#
+# a: XXXXX, because the rule applies to everyone.
+# b: XXXXX, because the rule specifically applies to the user 'skysql'
+# c: hello, because the rule specifically applies to the user 'maxskysql'
+# d: hello, because the rule specifically excludes the user 'skysql'
+# e: XXXXX, because the rule applies to everyone except to the user 'maxskysql'
+# f: XXXXX, because the rule applies to the user 'skysql' and 'maxskysql'
+# g: hello, because the rule specifically does not apply to the users 'skysql' and 'maxskysql'
+# h: XXXXX, because the rule specifically applies to the user 'skysql'
+#
+#a      b      c        d       e       f       g       h
+#XXXXX  XXXXX  hello    hello   XXXXX   XXXXX   hello   XXXXX
+
+# With the user maxskysql
+#
+# a: XXXXX, because the rule applies to everyone.
+# b: hello, because the rule specifically applies to the user 'skysql'
+# c: XXXXX, because the rule specifically applies to the user 'maxskysql'
+# d: XXXXX, because the rule specifically excludes the user 'skysql'
+# e: hello, because the rule applies to everyone except to the user 'maxskysql'
+# f: XXXXX, because the rule applies to the user 'skysql' and 'maxskysql'
+# g: hello, because the rule specifically does not apply to the users 'skysql' and 'maxskysql'
+# h: XXXXX, because the rule specifically applies to the user 'skysql'
+#
+#a      b      c        d       e       f       g       h
+#XXXXX  hello  XXXXX    XXXXX   hello   XXXXX   hello   hello