1 files changed, 52 insertions, 0 deletions
diff --git a/predicate-search-core/src/test/java/com/yahoo/document/predicate/FeatureConjunctionTest.java b/predicate-search-core/src/test/java/com/yahoo/document/predicate/FeatureConjunctionTest.java
new file mode 100644
index 00000000000..e98400e86fa
--- /dev/null
+++ b/predicate-search-core/src/test/java/com/yahoo/document/predicate/FeatureConjunctionTest.java
@@ -0,0 +1,52 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.document.predicate;
+
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.Collections;
+
+import static com.yahoo.document.predicate.Predicates.feature;
+import static com.yahoo.document.predicate.Predicates.not;
+
+/**
+ * @author bjorncs
+ */
+public class FeatureConjunctionTest {
+
+    @Test
+    public void require_that_featureconjunction_with_valid_operands_can_be_constructed() {
+        new FeatureConjunction(Arrays.asList(
+                not(feature("a").inSet("1")),
+                feature("b").inSet("1")));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void require_that_constructor_throws_exception_if_all_operands_are_not_featuresets() {
+        new FeatureConjunction(Arrays.asList(
+                not(feature("a").inSet("1")),
+                feature("b").inRange(1, 2)));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void require_that_constructor_throws_exception_if_single_operand() {
+        new FeatureConjunction(Arrays.asList(feature("a").inSet("1")));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void require_that_constructor_throws_exception_if_no_operands() {
+        new FeatureConjunction(Collections.emptyList());
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void require_that_contructor_throws_exception_if_featuresets_contain_multiple_values() {
+        new FeatureConjunction(Arrays.asList(feature("a").inSet("1"), feature("b").inSet("2", "3")));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void require_that_constructor_throws_exception_if_featureset_keys_are_not_unique() {
+        new FeatureConjunction(Arrays.asList(
+                not(feature("a").inSet("1")),
+                feature("a").inSet("2")));
+    }
+}