diff --git a/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/IntegerRangeTest.java b/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/IntegerRangeTest.java
deleted file mode 100644
index 99a7f0854c..0000000000
--- a/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/IntegerRangeTest.java
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * Other licenses:
- * -----------------------------------------------------------------------------
- * Commercial licenses for this work are available. These replace the above
- * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
- * database integrations.
- *
- * For more information, please visit: http://www.jooq.org/licenses
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- */
-package org.jooq.postgres.extensions.test;
-
-import static org.jooq.postgres.extensions.test.RangeTestUtils.assertEqualsHashCode;
-import static org.jooq.postgres.extensions.types.IntegerRange.integerRange;
-import static org.junit.Assert.assertNotEquals;
-
-import org.junit.Test;
-
-public class IntegerRangeTest {
-
-    @Test
-    public void testEqualsHashCode() {
-        assertEqualsHashCode(integerRange(0, 0), integerRange(0, 0));
-        assertEqualsHashCode(integerRange(0, 0), integerRange(1, 1));
-        assertEqualsHashCode(integerRange(0, 1), integerRange(0, 1));
-        assertEqualsHashCode(integerRange(0, 2), integerRange(0, true, 1, true));
-        assertEqualsHashCode(integerRange(0, 2), integerRange(0, true, 2, false));
-        assertEqualsHashCode(integerRange(0, 2), integerRange(-1, false, 1, true));
-        assertEqualsHashCode(integerRange(0, 2), integerRange(-1, false, 2, false));
-
-        assertEqualsHashCode(integerRange(0, null), integerRange(0, true, null, true));
-        assertEqualsHashCode(integerRange(0, null), integerRange(0, true, null, false));
-        assertEqualsHashCode(integerRange(0, null), integerRange(-1, false, null, true));
-        assertEqualsHashCode(integerRange(0, null), integerRange(-1, false, null, false));
-
-        assertEqualsHashCode(integerRange(null, 2), integerRange(null, true, 1, true));
-        assertEqualsHashCode(integerRange(null, 2), integerRange(null, true, 2, false));
-        assertEqualsHashCode(integerRange(null, 2), integerRange(null, false, 1, true));
-        assertEqualsHashCode(integerRange(null, 2), integerRange(null, false, 2, false));
-
-        assertEqualsHashCode(integerRange(null, null), integerRange(null, true, null, true));
-        assertEqualsHashCode(integerRange(null, null), integerRange(null, true, null, false));
-        assertEqualsHashCode(integerRange(null, null), integerRange(null, false, null, true));
-        assertEqualsHashCode(integerRange(null, null), integerRange(null, false, null, false));
-
-        assertNotEquals(integerRange(0, 1), integerRange(1, 0));
-    }
-}
diff --git a/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/LongRangeTest.java b/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/LongRangeTest.java
deleted file mode 100644
index 030152ab67..0000000000
--- a/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/LongRangeTest.java
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * Other licenses:
- * -----------------------------------------------------------------------------
- * Commercial licenses for this work are available. These replace the above
- * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
- * database integrations.
- *
- * For more information, please visit: http://www.jooq.org/licenses
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- */
-package org.jooq.postgres.extensions.test;
-
-import static org.jooq.postgres.extensions.test.RangeTestUtils.assertEqualsHashCode;
-import static org.jooq.postgres.extensions.types.LongRange.longRange;
-import static org.junit.Assert.assertNotEquals;
-
-import org.junit.Test;
-
-public class LongRangeTest {
-
-    @Test
-    public void testEqualsHashCode() {
-        assertEqualsHashCode(longRange(0L, 0L), longRange(0L, 0L));
-        assertEqualsHashCode(longRange(0L, 0L), longRange(1L, 1L));
-        assertEqualsHashCode(longRange(0L, 1L), longRange(0L, 1L));
-        assertEqualsHashCode(longRange(0L, 2L), longRange(0L, true, 1L, true));
-        assertEqualsHashCode(longRange(0L, 2L), longRange(0L, true, 2L, false));
-        assertEqualsHashCode(longRange(0L, 2L), longRange(-1L, false, 1L, true));
-        assertEqualsHashCode(longRange(0L, 2L), longRange(-1L, false, 2L, false));
-
-        assertEqualsHashCode(longRange(0L, null), longRange(0L, true, null, true));
-        assertEqualsHashCode(longRange(0L, null), longRange(0L, true, null, false));
-        assertEqualsHashCode(longRange(0L, null), longRange(-1L, false, null, true));
-        assertEqualsHashCode(longRange(0L, null), longRange(-1L, false, null, false));
-
-        assertEqualsHashCode(longRange(null, 2L), longRange(null, true, 1L, true));
-        assertEqualsHashCode(longRange(null, 2L), longRange(null, true, 2L, false));
-        assertEqualsHashCode(longRange(null, 2L), longRange(null, false, 1L, true));
-        assertEqualsHashCode(longRange(null, 2L), longRange(null, false, 2L, false));
-
-        assertEqualsHashCode(longRange(null, null), longRange(null, true, null, true));
-        assertEqualsHashCode(longRange(null, null), longRange(null, true, null, false));
-        assertEqualsHashCode(longRange(null, null), longRange(null, false, null, true));
-        assertEqualsHashCode(longRange(null, null), longRange(null, false, null, false));
-
-        assertNotEquals(longRange(0L, 1L), longRange(1L, 0L));
-    }
-}
diff --git a/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/RangeTestUtils.java b/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/RangeTestUtils.java
deleted file mode 100644
index 1d8a7201db..0000000000
--- a/jOOQ-postgres-extensions/src/test/java/org/jooq/postgres/extensions/test/RangeTestUtils.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * Other licenses:
- * -----------------------------------------------------------------------------
- * Commercial licenses for this work are available. These replace the above
- * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
- * database integrations.
- *
- * For more information, please visit: http://www.jooq.org/licenses
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- *
- */
-package org.jooq.postgres.extensions.test;
-
-import static org.junit.Assert.assertEquals;
-
-public class RangeTestUtils {
-
-    public static void assertEqualsHashCode(Object expected, Object actual) {
-        assertEquals(expected, actual);
-        assertEquals(expected.hashCode(), actual.hashCode());
-    }
-}