MDL-28202 qtype_calculated fix edge case in the rounding code.

2011-09-22 12:14:59 +01:00
parent 51e1e3d536
commit 9d19a2bcd8
1 changed files with 6 additions and 0 deletions
@@ -2231,6 +2231,12 @@ function qtype_calculated_calculate_answer($formula, $individualdata,
        // ... and have the answer rounded of to the correct length
        $answer = round($answer, $answerlength);

+        //if we rounded up to 1.0, place the answer back into 0.[1-9][0-9]* format
+        if ($answer >= 1) {
+            ++$p10;
+            $answer /= 10;
+        }
+
        // Have the answer written on a suitable format,
        // Either scientific or plain numeric
        if (-2 > $p10 || 4 < $p10) {