1 files changed, 61 insertions, 0 deletions
diff --git a/config-model/src/test/java/com/yahoo/schema/processing/FastAccessValidatorTest.java b/config-model/src/test/java/com/yahoo/schema/processing/FastAccessValidatorTest.java
new file mode 100644
index 00000000000..b249b407c7b
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+++ b/config-model/src/test/java/com/yahoo/schema/processing/FastAccessValidatorTest.java
@@ -0,0 +1,61 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.schema.processing;
+
+import com.yahoo.config.model.test.TestUtil;
+import com.yahoo.schema.RankProfileRegistry;
+import com.yahoo.schema.ApplicationBuilder;
+import com.yahoo.schema.parser.ParseException;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+/**
+ * @author bjorncs
+ */
+public class FastAccessValidatorTest {
+
+    @SuppressWarnings("deprecation")
+    @Rule
+    public final ExpectedException exceptionRule = ExpectedException.none();
+
+    @Test
+    public void throws_exception_on_incompatible_use_of_fastaccess() throws ParseException {
+        ApplicationBuilder builder = new ApplicationBuilder(new RankProfileRegistry());
+        builder.addSchema(
+                TestUtil.joinLines(
+                        "schema parent {",
+                        "  document parent {",
+                        "    field int_field type int { indexing: attribute }",
+                        "  }",
+                        "}"));
+        builder.addSchema(
+                TestUtil.joinLines(
+                        "schema test {",
+                        "    document test { ",
+                        "        field int_attribute type int { ",
+                        "            indexing: attribute ",
+                        "            attribute: fast-access",
+                        "        }",
+                        "        field predicate_attribute type predicate {",
+                        "            indexing: attribute ",
+                        "            attribute: fast-access",
+                        "        }",
+                        "        field tensor_attribute type tensor(x[5]) {",
+                        "            indexing: attribute ",
+                        "            attribute: fast-access",
+                        "        }",
+                        "        field reference_attribute type reference<parent> {",
+                        "            indexing: attribute ",
+                        "            attribute: fast-access",
+                        "        }",
+                        "    }",
+                        "}"));
+        exceptionRule.expect(IllegalArgumentException.class);
+        exceptionRule.expectMessage(
+                "For schema 'test': The following attributes have a type that is incompatible " +
+                        "with fast-access: predicate_attribute, tensor_attribute, reference_attribute. " +
+                        "Predicate, tensor and reference attributes are incompatible with fast-access.");
+        builder.build(true);
+    }
+
+}