diff --git a/src/test/java/net/sf/jsqlparser/expression/FunctionWithBooleanParameterTest.java b/src/test/java/net/sf/jsqlparser/expression/FunctionWithBooleanParameterTest.java
new file mode 100644
index 000000000..9e377a32b
--- /dev/null
+++ b/src/test/java/net/sf/jsqlparser/expression/FunctionWithBooleanParameterTest.java
@@ -0,0 +1,68 @@
+/*-
+ * #%L
+ * JSQLParser library
+ * %%
+ * Copyright (C) 2004 - 2019 JSQLParser
+ * %%
+ * Dual licensed under GNU LGPL 2.1 or Apache License 2.0
+ * #L%
+ */
+package net.sf.jsqlparser.expression;
+
+import net.sf.jsqlparser.parser.CCJSqlParserUtil;
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+
+/**
+ * Test some cases linked to a boolean (condition) argument as function parameter.
+ *
+ * @author Denis Fulachier
+ *
+ */
+public class FunctionWithBooleanParameterTest {
+
+    public FunctionWithBooleanParameterTest() {
+    }
+
+    @Test
+    public void testParseOpLowerTotally() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a<b, c, d)");
+        assertEquals("if(a < b, c, d)", result.toString());
+    }
+
+    @Test
+    public void testParseOpLowerOrEqual() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a+x<=b+y, c, d)");
+        assertEquals("if(a + x <= b + y, c, d)", result.toString());
+    }
+
+    @Test
+    public void testParseOpGreaterTotally() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a>b, c, d)");
+        assertEquals("if(a > b, c, d)", result.toString());
+    }
+
+    @Test
+    public void testParseOpGreaterOrEqual() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a>=b, c, d)");
+        assertEquals("if(a >= b, c, d)", result.toString());
+    }
+
+    @Test
+    public void testParseOpEqual() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a=b, c, d)");
+        assertEquals("if(a = b, c, d)", result.toString());
+    }
+
+    @Test
+    public void testParseOpNotEqualStandard() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a<>b, c, d)");
+        assertEquals("if(a <> b, c, d)", result.toString());
+    }
+
+    @Test
+    public void testParseOpNotEqualBang() throws Exception {
+        Expression result = CCJSqlParserUtil.parseExpression("if(a!=b, c, d)");
+        assertEquals("if(a != b, c, d)", result.toString());
+    }
+}