Catch modulo by 0 errors

--
MOS_MIGRATED_REVID=91181886

1 files changed, 8 insertions, 0 deletions

diff --git a/src/test/java/com/google/devtools/build/lib/syntax/EvaluationTest.java b/src/test/java/com/google/devtools/build/lib/syntax/EvaluationTest.java
index dc43088330..a558805c77 100644
--- a/src/test/java/com/google/devtools/build/lib/syntax/EvaluationTest.java
+++ b/src/test/java/com/google/devtools/build/lib/syntax/EvaluationTest.java
@@ -248,6 +248,14 @@ public class EvaluationTest extends EvaluationTestCase {
   }
 
   @Test
+  public void testModulo() throws Exception {
+    assertThat(eval("6 % 2")).isEqualTo(0);
+    assertThat(eval("6 % 4")).isEqualTo(2);
+    assertThat(eval("3 % 6")).isEqualTo(3);
+    checkEvalError("integer modulo by zero", "5 % 0");
+  }
+
+  @Test
   public void testMult() throws Exception {
     assertEquals(42, eval("6 * 7"));