[GitHub] [calcite] yanlin-Lynn commented on a change in pull request #1516: [CALCITE-3423] Support using CAST operation and BOOLEAN type value in table macro

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yanlin-Lynn commented on a change in pull request #1516: [CALCITE-3423] Support using CAST operation and BOOLEAN type value in table macro
URL: https://github.com/apache/calcite/pull/1516#discussion_r336307903
 
 

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 File path: core/src/test/java/org/apache/calcite/test/JdbcTest.java
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 @@ -461,6 +464,43 @@ private static String q(String s) {
     connection.close();
   }
 
+  /**
+   * <p>Test case for
+   * <a href="https://issues.apache.org/jira/browse/CALCITE-3423">[CALCITE-3423]
+   * Support using CAST operation and BOOLEAN type value in table macro</a>. */
+  @Test public void testTableMacroWithCastOrBoolean() throws SQLException {
+    Connection connection =
+        DriverManager.getConnection("jdbc:calcite:");
+    addTableMacro(connection, Smalls.STR_METHOD);
+    // check for cast
+    ResultSet resultSet = connection.createStatement().executeQuery(
+        "select * from table(\"s\".\"str\"(MAP['a', 1, 'baz', 2], cast(1 as bigint))) as t(n)");
+    assertThat(CalciteAssert.toString(resultSet),
+        equalTo("N={'a'=1, 'baz'=2}\n"
+            + "N=1               \n"));
+    // check for Boolean type
+    resultSet = connection.createStatement().executeQuery(
+        "select * from table(\"s\".\"str\"(MAP['a', 1, 'baz', 2], true)) as t(n)");
+    assertThat(CalciteAssert.toString(resultSet),
+        equalTo("N={'a'=1, 'baz'=2}\n"
+            + "N=true            \n"));
+    // check for nested cast
+    resultSet = connection.createStatement().executeQuery(
+        "select * from table(\"s\".\"str\"(MAP['a', 1, 'baz', 2],"
+            + "cast(cast(1 as int) as varchar(1)))) as t(n)");
+    assertThat(CalciteAssert.toString(resultSet),
+        equalTo("N={'a'=1, 'baz'=2}\n"
+            + "N=1               \n"));
+
+    resultSet = connection.createStatement().executeQuery(
 
 Review comment:
   For this case see the discussion in https://issues.apache.org/jira/browse/CALCITE-3423

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