Update median unit tests

Author: theirix

datafusion/core/tests/dataframe/dataframe_functions.rs

@@ -402,7 +402,7 @@ async fn test_fn_approx_median() -> Result<()> {
     +-----------------------+
     | approx_median(test.b) |
     +-----------------------+
-    | 10                    |
+    | 10.0                  |
     +-----------------------+
     ");
 

datafusion/core/tests/dataframe/mod.rs

@@ -1204,26 +1204,26 @@ async fn window_using_aggregates() -> Result<()> {
     | first_value | last_val | approx_distinct | approx_median | median | max | min  | c2 | c3   |
     +-------------+----------+-----------------+---------------+--------+-----+------+----+------+
     |             |          |                 |               |        |     |      | 1  | -85  |
-    | -85         | -101     | 14              | -12           | -12    | 83  | -101 | 4  | -54  |
-    | -85         | -101     | 17              | -25           | -25    | 83  | -101 | 5  | -31  |
-    | -85         | -12      | 10              | -32           | -34    | 83  | -85  | 3  | 13   |
-    | -85         | -25      | 3               | -56           | -56    | -25 | -85  | 1  | -5   |
-    | -85         | -31      | 18              | -29           | -28    | 83  | -101 | 5  | 36   |
-    | -85         | -38      | 16              | -25           | -25    | 83  | -101 | 4  | 65   |
-    | -85         | -43      | 7               | -43           | -43    | 83  | -85  | 2  | 45   |
-    | -85         | -48      | 6               | -35           | -36    | 83  | -85  | 2  | -43  |
-    | -85         | -5       | 4               | -37           | -40    | -5  | -85  | 1  | 83   |
-    | -85         | -54      | 15              | -17           | -18    | 83  | -101 | 4  | -38  |
-    | -85         | -56      | 2               | -70           | -70    | -56 | -85  | 1  | -25  |
-    | -85         | -72      | 9               | -43           | -43    | 83  | -85  | 3  | -12  |
-    | -85         | -85      | 1               | -85           | -85    | -85 | -85  | 1  | -56  |
-    | -85         | 13       | 11              | -17           | -18    | 83  | -85  | 3  | 14   |
-    | -85         | 13       | 11              | -25           | -25    | 83  | -85  | 3  | 13   |
-    | -85         | 14       | 12              | -12           | -12    | 83  | -85  | 3  | 17   |
-    | -85         | 17       | 13              | -11           | -8     | 83  | -85  | 4  | -101 |
-    | -85         | 45       | 8               | -34           | -34    | 83  | -85  | 3  | -72  |
-    | -85         | 65       | 17              | -17           | -18    | 83  | -101 | 5  | -101 |
-    | -85         | 83       | 5               | -25           | -25    | 83  | -85  | 2  | -48  |
+    | -85         | -101     | 14              | -12.0         | -12    | 83  | -101 | 4  | -54  |
+    | -85         | -101     | 17              | -25.0         | -25    | 83  | -101 | 5  | -31  |
+    | -85         | -12      | 10              | -32.75        | -34    | 83  | -85  | 3  | 13   |
+    | -85         | -25      | 3               | -56.0         | -56    | -25 | -85  | 1  | -5   |
+    | -85         | -31      | 18              | -29.75        | -28    | 83  | -101 | 5  | 36   |
+    | -85         | -38      | 16              | -25.0         | -25    | 83  | -101 | 4  | 65   |
+    | -85         | -43      | 7               | -43.0         | -43    | 83  | -85  | 2  | 45   |
+    | -85         | -48      | 6               | -35.75        | -36    | 83  | -85  | 2  | -43  |
+    | -85         | -5       | 4               | -37.75        | -40    | -5  | -85  | 1  | 83   |
+    | -85         | -54      | 15              | -17.0         | -18    | 83  | -101 | 4  | -38  |
+    | -85         | -56      | 2               | -70.5         | -70    | -56 | -85  | 1  | -25  |
+    | -85         | -72      | 9               | -43.0         | -43    | 83  | -85  | 3  | -12  |
+    | -85         | -85      | 1               | -85.0         | -85    | -85 | -85  | 1  | -56  |
+    | -85         | 13       | 11              | -17.0         | -18    | 83  | -85  | 3  | 14   |
+    | -85         | 13       | 11              | -25.0         | -25    | 83  | -85  | 3  | 13   |
+    | -85         | 14       | 12              | -12.0         | -12    | 83  | -85  | 3  | 17   |
+    | -85         | 17       | 13              | -11.25        | -8     | 83  | -85  | 4  | -101 |
+    | -85         | 45       | 8               | -34.5         | -34    | 83  | -85  | 3  | -72  |
+    | -85         | 65       | 17              | -17.0         | -18    | 83  | -101 | 5  | -101 |
+    | -85         | 83       | 5               | -25.0         | -25    | 83  | -85  | 2  | -48  |
     +-------------+----------+-----------------+---------------+--------+-----+------+----+------+
     "
     );