Add clear method in Facts API

Resolves #250
j-easy · Apr 5, 2020 · 0a631ff · 0a631ff
1 parent 5d5b533
commit 0a631ff
Show file tree

Hide file tree

Showing 2 changed files with 15 additions and 0 deletions.
diff --git a/easy-rules-core/src/main/java/org/jeasy/rules/api/Facts.java b/easy-rules-core/src/main/java/org/jeasy/rules/api/Facts.java
@@ -93,6 +93,13 @@ public Iterator<Map.Entry<String, Object>> iterator() {
         return facts.entrySet().iterator();
     }
 
+    /**
+     * Clear facts.
+     */
+    public void clear() {
+        facts.clear();
+    }
+
     @Override
     public String toString() {
         StringBuilder stringBuilder = new StringBuilder("[");

diff --git a/easy-rules-core/src/test/java/org/jeasy/rules/api/FactsTest.java b/easy-rules-core/src/test/java/org/jeasy/rules/api/FactsTest.java
@@ -81,6 +81,14 @@ public void asMap() {
         assertThat(o instanceof HashMap).isTrue();
     }
 
+    @Test
+    public void testClear() {
+        Facts facts = new Facts();
+        facts.put("foo", "bar");
+        facts.clear();
+        assertThat(facts.asMap()).isEmpty();
+    }
+
     @Test(expected = NullPointerException.class)
     public void whenPutNullFact_thenShouldThrowNullPointerException() throws Exception {
         facts.put(null, "foo");