Merge pull request #27382 from vespa-engine/bratseth/validate-prefix-matching-take-2-alternative-ending

Bratseth/validate prefix matching take 2 alternative ending

11 files changed, 376 insertions, 11 deletions

diff --git a/config-model/src/main/java/com/yahoo/schema/Index.java b/config-model/src/main/java/com/yahoo/schema/Index.java
index 190081cf80f..aa1d226d12e 100644
--- a/config-model/src/main/java/com/yahoo/schema/Index.java
+++ b/config-model/src/main/java/com/yahoo/schema/Index.java
@@ -15,7 +15,7 @@ import java.util.Optional;
 import java.util.Set;
 
 /**
- * An index definition in a search definition.
+ * An index definition in a schema.
  * Two indices are equal if they have the same name and the same settings, except
  * alias settings (which are excluded).
  *
diff --git a/config-model/src/main/java/com/yahoo/schema/derived/Index.java b/config-model/src/main/java/com/yahoo/schema/derived/Index.java
index 3b5e617d3dc..2f5b674abee 100644
--- a/config-model/src/main/java/com/yahoo/schema/derived/Index.java
+++ b/config-model/src/main/java/com/yahoo/schema/derived/Index.java
@@ -16,11 +16,11 @@ public class Index {
     /** The index type enumeration */
     public static class Type {
 
-        public static final Type TEXT=new Type("text");
-        public static final Type INT64=new Type("long");
-        public static final Type BOOLEANTREE=new Type("booleantree");
+        public static final Type TEXT = new Type("text");
+        public static final Type INT64 = new Type("long");
+        public static final Type BOOLEANTREE = new Type("booleantree");
 
-        private String name;
+        private final String name;
 
         private Type(String name) {
             this.name=name;
diff --git a/config-model/src/main/java/com/yahoo/schema/derived/SchemaInfo.java b/config-model/src/main/java/com/yahoo/schema/derived/SchemaInfo.java
index 517a43fe129..291c67cae02 100644
--- a/config-model/src/main/java/com/yahoo/schema/derived/SchemaInfo.java
+++ b/config-model/src/main/java/com/yahoo/schema/derived/SchemaInfo.java
@@ -1,7 +1,21 @@
 // Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.schema.derived;
 
+import com.yahoo.document.ArrayDataType;
+import com.yahoo.document.DataType;
+import com.yahoo.document.MapDataType;
+import com.yahoo.document.PrimitiveDataType;
+import com.yahoo.document.ReferenceDataType;
+import com.yahoo.document.StructuredDataType;
+import com.yahoo.document.TensorDataType;
+import com.yahoo.document.WeightedSetDataType;
+import com.yahoo.document.annotation.AnnotationReferenceDataType;
+import com.yahoo.documentmodel.NewDocumentReferenceDataType;
+import com.yahoo.schema.document.Attribute;
+import com.yahoo.schema.document.FieldSet;
+import com.yahoo.schema.document.ImmutableSDField;
 import com.yahoo.search.config.SchemaInfoConfig;
+import com.yahoo.schema.Index;
 import com.yahoo.schema.RankProfile;
 import com.yahoo.schema.RankProfileRegistry;
 import com.yahoo.schema.Schema;
@@ -9,6 +23,7 @@ import com.yahoo.searchlib.rankingexpression.Reference;
 
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.Map;
 
@@ -52,11 +67,79 @@ public final class SchemaInfo extends Derived implements SchemaInfoConfig.Produc
     public void getConfig(SchemaInfoConfig.Builder builder) {
         var schemaBuilder = new SchemaInfoConfig.Schema.Builder();
         schemaBuilder.name(schema.getName());
+        addFieldsConfig(schemaBuilder);
+        addFieldSetConfig(schemaBuilder);
         addSummaryConfig(schemaBuilder);
         addRankProfilesConfig(schemaBuilder);
         builder.schema(schemaBuilder);
     }
 
+    private void addFieldsConfig(SchemaInfoConfig.Schema.Builder schemaBuilder) {
+        for (var field : schema.allFieldsList()) {
+            addFieldConfig(field, schemaBuilder);
+            for (var index : field.getIndices().values()) {
+                if ( ! index.getName().equals(field.getName())) // additional index
+                    addFieldConfig(index, field.getDataType(), schemaBuilder);
+            }
+            for (var attribute : field.getAttributes().values()) {
+                if ( ! attribute.getName().equals(field.getName())) // additional attribute
+                    addFieldConfig(attribute, field.getDataType(), schemaBuilder);
+            }
+        }
+    }
+
+    private void addFieldConfig(ImmutableSDField field, SchemaInfoConfig.Schema.Builder schemaBuilder) {
+        var fieldBuilder = new SchemaInfoConfig.Schema.Field.Builder();
+        fieldBuilder.name(field.getName());
+        fieldBuilder.type(toTypeSpec(field.getDataType()));
+        for (var alias : field.getAliasToName().entrySet()) {
+            if (alias.getValue().equals(field.getName()))
+                fieldBuilder.alias(alias.getKey());
+        }
+        fieldBuilder.attribute(field.doesAttributing());
+        fieldBuilder.index(field.doesIndexing());
+        schemaBuilder.field(fieldBuilder);
+    }
+
+    // TODO: Make fields and indexes 1-1 so that this can be removed
+    private void addFieldConfig(Index index, DataType type, SchemaInfoConfig.Schema.Builder schemaBuilder) {
+        var fieldBuilder = new SchemaInfoConfig.Schema.Field.Builder();
+        fieldBuilder.name(index.getName());
+        fieldBuilder.type(toTypeSpec(type));
+        for (Iterator<String> i = index.aliasIterator(); i.hasNext(); )
+            fieldBuilder.alias(i.next());
+        fieldBuilder.attribute(false);
+        fieldBuilder.index(true);
+        schemaBuilder.field(fieldBuilder);
+    }
+
+    // TODO: Make fields and attributes 1-1 so that this can be removed
+    private void addFieldConfig(Attribute attribute, DataType type, SchemaInfoConfig.Schema.Builder schemaBuilder) {
+        var fieldBuilder = new SchemaInfoConfig.Schema.Field.Builder();
+        fieldBuilder.name(attribute.getName());
+        fieldBuilder.type(toTypeSpec(type));
+        for (var alias : attribute.getAliases())
+            fieldBuilder.alias(alias);
+        fieldBuilder.attribute(true);
+        fieldBuilder.index(false);
+        schemaBuilder.field(fieldBuilder);
+    }
+
+    private void addFieldSetConfig(SchemaInfoConfig.Schema.Builder schemaBuilder) {
+        for (var fieldSet : schema.fieldSets().builtInFieldSets().values())
+            addFieldSetConfig(fieldSet, schemaBuilder);
+        for (var fieldSet : schema.fieldSets().userFieldSets().values())
+            addFieldSetConfig(fieldSet, schemaBuilder);
+    }
+
+    private void addFieldSetConfig(FieldSet fieldSet, SchemaInfoConfig.Schema.Builder schemaBuilder) {
+        var fieldSetBuilder = new SchemaInfoConfig.Schema.Fieldset.Builder();
+        fieldSetBuilder.name(fieldSet.getName());
+        for (String fieldName : fieldSet.getFieldNames())
+            fieldSetBuilder.field(fieldName);
+        schemaBuilder.fieldset(fieldSetBuilder);
+    }
+
     private void addSummaryConfig(SchemaInfoConfig.Schema.Builder schemaBuilder) {
         for (var summary : summaries.asList()) {
             var summaryBuilder = new SchemaInfoConfig.Schema.Summaryclass.Builder();
@@ -88,6 +171,29 @@ public final class SchemaInfo extends Derived implements SchemaInfoConfig.Produc
         }
     }
 
+    /** Returns this type as a spec on the form following "field [name] type " in schemas. */
+    private String toTypeSpec(DataType dataType) {
+        if (dataType instanceof PrimitiveDataType)
+            return dataType.getName();
+        if (dataType instanceof AnnotationReferenceDataType annotationType)
+            return "annotationreference<" + annotationType.getAnnotationType().getName() + ">";
+        if (dataType instanceof ArrayDataType arrayType)
+            return "array<" + toTypeSpec(arrayType.getNestedType()) + ">";
+        if (dataType instanceof MapDataType mapType)
+            return "map<" + toTypeSpec(mapType.getKeyType()) + "," + toTypeSpec(mapType.getValueType()) + ">";
+        if (dataType instanceof ReferenceDataType referenceType)
+            return "reference<" + toTypeSpec(referenceType.getTargetType()) + ">";
+        if (dataType instanceof NewDocumentReferenceDataType referenceType)
+            return "reference<" + toTypeSpec(referenceType.getTargetType()) + ">";
+        if (dataType instanceof StructuredDataType structType)
+            return structType.getName();
+        if (dataType instanceof TensorDataType tensorType)
+            return tensorType.getTensorType().toString();
+        if (dataType instanceof WeightedSetDataType weightedSetDataType)
+            return "weightedset<" + toTypeSpec(weightedSetDataType.getNestedType()) + ">";
+        throw new IllegalArgumentException("Unknown data type " + dataType + " class " + dataType.getClass());
+    }
+
     /** A store of a *small* (in memory) amount of rank profile info. */
     public static final class RankProfileInfo {
 
diff --git a/config-model/src/main/java/com/yahoo/schema/document/SDDocumentType.java b/config-model/src/main/java/com/yahoo/schema/document/SDDocumentType.java
index 919a6023151..5ffe4ec533c 100644
--- a/config-model/src/main/java/com/yahoo/schema/document/SDDocumentType.java
+++ b/config-model/src/main/java/com/yahoo/schema/document/SDDocumentType.java
@@ -216,7 +216,7 @@ public class SDDocumentType implements Cloneable {
         return f;
     }
 
-    public void addField(Field field) {
+    public Field addField(Field field) {
     	verifyInheritance(field);
         for (Iterator<Field> i = docType.fieldIteratorThisTypeOnly(); i.hasNext(); ) {
             if (field.getName().equalsIgnoreCase((i.next()).getName())) {
@@ -224,6 +224,7 @@ public class SDDocumentType implements Cloneable {
             }
         }
         docType.addField(field);
+        return field;
     }
 
     /** Parse-time inheritance check. */
diff --git a/config-model/src/main/java/com/yahoo/schema/document/SDField.java b/config-model/src/main/java/com/yahoo/schema/document/SDField.java
index 4eaa3e05047..7821c101880 100644
--- a/config-model/src/main/java/com/yahoo/schema/document/SDField.java
+++ b/config-model/src/main/java/com/yahoo/schema/document/SDField.java
@@ -556,8 +556,9 @@ public class SDField extends Field implements TypedKey, ImmutableSDField {
     }
 
     /** Adds an explicit index defined in this field */
-    public void addIndex(Index index) {
-        indices.put(index.getName(),index);
+    public Index addIndex(Index index) {
+        indices.put(index.getName(), index);
+        return index;
     }
 
     /**
@@ -624,13 +625,14 @@ public class SDField extends Field implements TypedKey, ImmutableSDField {
         return attributes.get(getName());
     }
 
-    public void addAttribute(Attribute attribute) {
+    public Attribute addAttribute(Attribute attribute) {
         String name = attribute.getName();
         if (name == null || "".equals(name)) {
             name = getName();
             attribute.setName(name);
         }
         attributes.put(attribute.getName(),attribute);
+        return attribute;
     }
 
     /**
diff --git a/config-model/src/main/java/com/yahoo/vespa/model/search/IndexedSearchCluster.java b/config-model/src/main/java/com/yahoo/vespa/model/search/IndexedSearchCluster.java
index 080a2ca43dc..960850def1f 100644
--- a/config-model/src/main/java/com/yahoo/vespa/model/search/IndexedSearchCluster.java
+++ b/config-model/src/main/java/com/yahoo/vespa/model/search/IndexedSearchCluster.java
@@ -43,7 +43,7 @@ public class IndexedSearchCluster extends SearchCluster
         DispatchNodesConfig.Producer,
         ConfigInstance.Producer {
 
-    private IndexingDocproc indexingDocproc;
+    private final IndexingDocproc indexingDocproc;
     private Tuning tuning;
     private SearchCoverage searchCoverage;
 
diff --git a/config-model/src/test/derived/imported_position_field_summary/schema-info.cfg b/config-model/src/test/derived/imported_position_field_summary/schema-info.cfg
index e4bd88e6ac9..f820ad9720b 100644
--- a/config-model/src/test/derived/imported_position_field_summary/schema-info.cfg
+++ b/config-model/src/test/derived/imported_position_field_summary/schema-info.cfg
@@ -1,4 +1,22 @@
 schema[].name "child"
+schema[].field[].name "parent_ref"
+schema[].field[].type "reference<parent>"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "my_pos_zcurve"
+schema[].field[].type "long"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "pos_zcurve"
+schema[].field[].type "long"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "my_pos"
+schema[].field[].type "position"
+schema[].field[].attribute false
+schema[].field[].index false
+schema[].fieldset[].name "[document]"
+schema[].fieldset[].field[] "parent_ref"
 schema[].summaryclass[].name "default"
 schema[].summaryclass[].fields[].name "parent_ref"
 schema[].summaryclass[].fields[].type "longstring"
diff --git a/config-model/src/test/derived/neuralnet_noqueryprofile/schema-info.cfg b/config-model/src/test/derived/neuralnet_noqueryprofile/schema-info.cfg
index 82bba81f0d5..728856abbf2 100644
--- a/config-model/src/test/derived/neuralnet_noqueryprofile/schema-info.cfg
+++ b/config-model/src/test/derived/neuralnet_noqueryprofile/schema-info.cfg
@@ -1,4 +1,90 @@
 schema[].name "neuralnet"
+schema[].field[].name "uniqueRCount"
+schema[].field[].type "double"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "pinned"
+schema[].field[].type "int"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "createdAt"
+schema[].field[].type "long"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "updatedAt"
+schema[].field[].type "long"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "uvCount"
+schema[].field[].type "int"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "dvCount"
+schema[].field[].type "int"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "aVoteCount"
+schema[].field[].type "int"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "rCount"
+schema[].field[].type "int"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "uniqueRACount"
+schema[].field[].type "int"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "rTo"
+schema[].field[].type "string"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "markedAsAAt"
+schema[].field[].type "long"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "normalizedTextScore"
+schema[].field[].type "float"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "t"
+schema[].field[].type "float"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "relevance"
+schema[].field[].type "float"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "normalizedCS"
+schema[].field[].type "float"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "laAt"
+schema[].field[].type "long"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].field[].name "hsScore"
+schema[].field[].type "double"
+schema[].field[].attribute true
+schema[].field[].index false
+schema[].fieldset[].name "[document]"
+schema[].fieldset[].field[] "aVoteCount"
+schema[].fieldset[].field[] "createdAt"
+schema[].fieldset[].field[] "dvCount"
+schema[].fieldset[].field[] "hsScore"
+schema[].fieldset[].field[] "laAt"
+schema[].fieldset[].field[] "markedAsAAt"
+schema[].fieldset[].field[] "normalizedCS"
+schema[].fieldset[].field[] "normalizedTextScore"
+schema[].fieldset[].field[] "pinned"
+schema[].fieldset[].field[] "rCount"
+schema[].fieldset[].field[] "rTo"
+schema[].fieldset[].field[] "relevance"
+schema[].fieldset[].field[] "t"
+schema[].fieldset[].field[] "uniqueRACount"
+schema[].fieldset[].field[] "uniqueRCount"
+schema[].fieldset[].field[] "updatedAt"
+schema[].fieldset[].field[] "uvCount"
 schema[].summaryclass[].name "default"
 schema[].summaryclass[].fields[].name "rankfeatures"
 schema[].summaryclass[].fields[].type "featuredata"
diff --git a/config-model/src/test/derived/rankprofilemodularity/schema-info.cfg b/config-model/src/test/derived/rankprofilemodularity/schema-info.cfg
index 86cbfa0562d..377c10d3293 100644
--- a/config-model/src/test/derived/rankprofilemodularity/schema-info.cfg
+++ b/config-model/src/test/derived/rankprofilemodularity/schema-info.cfg
@@ -1,4 +1,10 @@
 schema[].name "test"
+schema[].field[].name "title"
+schema[].field[].type "string"
+schema[].field[].attribute false
+schema[].field[].index true
+schema[].fieldset[].name "[document]"
+schema[].fieldset[].field[] "title"
 schema[].summaryclass[].name "default"
 schema[].summaryclass[].fields[].name "rankfeatures"
 schema[].summaryclass[].fields[].type "featuredata"
diff --git a/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTestCase.java b/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTestCase.java
index 622fcfdf4fd..3b3fe196cad 100644
--- a/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTestCase.java
+++ b/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTestCase.java
@@ -1,6 +1,10 @@
 // Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.model.search.test;
 
+import com.yahoo.document.DataType;
+import com.yahoo.schema.Index;
+import com.yahoo.schema.document.Attribute;
+import com.yahoo.schema.document.SDField;
 import com.yahoo.search.config.SchemaInfoConfig;
 import com.yahoo.vespa.config.search.RankProfilesConfig;
 import com.yahoo.vespa.model.VespaModel;
@@ -13,10 +17,116 @@ import static org.junit.jupiter.api.Assertions.fail;
 
 public class SchemaInfoTestCase {
 
+    @Test
+    void testFieldWithAliasExporting() {
+        var schemaInfoTester = new SchemaInfoTester();
+        var schema = schemaInfoTester.createSchema("test");
+        var field = (SDField)schema.getDocument().addField(new SDField("f1", DataType.STRING));
+        field.getAliasToName().put("alias1", "f1");
+        field.getAliasToName().put("alias2", "f1");
+        assertEquals("""
+    schema[0].name "test"
+    schema[0].field[0].name "f1"
+    schema[0].field[0].type "string"
+    schema[0].field[0].alias[0] "alias1"
+    schema[0].field[0].alias[1] "alias2"
+    schema[0].field[0].attribute false
+    schema[0].field[0].index false
+    schema[0].summaryclass[0].name "default"
+    schema[0].summaryclass[0].fields[0].name "documentid"
+    schema[0].summaryclass[0].fields[0].type "longstring"
+    schema[0].summaryclass[0].fields[0].dynamic false""",
+        schemaInfoTester.schemaInfoConfig(schema));
+    }
+
+    @Test
+    void testFieldsetExporting() {
+        var schemaInfoTester = new SchemaInfoTester();
+        var schema = schemaInfoTester.createSchema("test");
+        schema.getDocument().addField(new SDField("f1", DataType.STRING));
+        schema.getDocument().addField(new SDField("f2", DataType.STRING));
+        schema.fieldSets().addUserFieldSetItem("fs1", "f1");
+        schema.fieldSets().addUserFieldSetItem("fs1", "f2");
+        schema.fieldSets().addUserFieldSetItem("fs2", "f1");
+        assertEquals("""
+    schema[0].name "test"
+    schema[0].field[0].name "f1"
+    schema[0].field[0].type "string"
+    schema[0].field[0].attribute false
+    schema[0].field[0].index false
+    schema[0].field[1].name "f2"
+    schema[0].field[1].type "string"
+    schema[0].field[1].attribute false
+    schema[0].field[1].index false
+    schema[0].fieldset[0].name "fs1"
+    schema[0].fieldset[0].field[0] "f1"
+    schema[0].fieldset[0].field[1] "f2"
+    schema[0].fieldset[1].name "fs2"
+    schema[0].fieldset[1].field[0] "f1"
+    schema[0].summaryclass[0].name "default"
+    schema[0].summaryclass[0].fields[0].name "documentid"
+    schema[0].summaryclass[0].fields[0].type "longstring"
+    schema[0].summaryclass[0].fields[0].dynamic false""",
+                     schemaInfoTester.schemaInfoConfig(schema));
+    }
+
+    @Test
+    void testFieldWithIndexExporting() {
+        var schemaInfoTester = new SchemaInfoTester();
+        var schema = schemaInfoTester.createSchema("test");
+        var field = (SDField)schema.getDocument().addField(new SDField("f1", DataType.STRING));
+        var index = field.addIndex(new Index("f1Index"));
+        index.addAlias("a1");
+        index.addAlias("a2");
+        assertEquals("""
+    schema[0].name "test"
+    schema[0].field[0].name "f1"
+    schema[0].field[0].type "string"
+    schema[0].field[0].attribute false
+    schema[0].field[0].index false
+    schema[0].field[1].name "f1Index"
+    schema[0].field[1].type "string"
+    schema[0].field[1].alias[0] "a1"
+    schema[0].field[1].alias[1] "a2"
+    schema[0].field[1].attribute false
+    schema[0].field[1].index true
+    schema[0].summaryclass[0].name "default"
+    schema[0].summaryclass[0].fields[0].name "documentid"
+    schema[0].summaryclass[0].fields[0].type "longstring"
+    schema[0].summaryclass[0].fields[0].dynamic false""",
+                     schemaInfoTester.schemaInfoConfig(schema));
+    }
+
+    @Test
+    void testFieldWithAttributeExporting() {
+        var schemaInfoTester = new SchemaInfoTester();
+        var schema = schemaInfoTester.createSchema("test");
+        var field = (SDField)schema.getDocument().addField(new SDField("f1", DataType.STRING));
+        var attribute = field.addAttribute(new Attribute("f1Attribute", field.getDataType()));
+        attribute.getAliases().add("a1");
+        attribute.getAliases().add("a2");
+        assertEquals("""
+    schema[0].name "test"
+    schema[0].field[0].name "f1"
+    schema[0].field[0].type "string"
+    schema[0].field[0].attribute false
+    schema[0].field[0].index false
+    schema[0].field[1].name "f1Attribute"
+    schema[0].field[1].type "string"
+    schema[0].field[1].alias[0] "a1"
+    schema[0].field[1].alias[1] "a2"
+    schema[0].field[1].attribute true
+    schema[0].field[1].index false
+    schema[0].summaryclass[0].name "default"
+    schema[0].summaryclass[0].fields[0].name "documentid"
+    schema[0].summaryclass[0].fields[0].type "longstring"
+    schema[0].summaryclass[0].fields[0].dynamic false""",
+                     schemaInfoTester.schemaInfoConfig(schema));
+    }
+
     /** Schema-info should contain all schemas, independent of clusters. */
     @Test
     void requireThatSchemaInfoIsAvailable() {
-        List.of(1.0, 2.0, 3.0).toArray(new Double[3]);
         String inputs =
                 "  rank-profile inputs {" +
                         "    inputs {" +
diff --git a/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTester.java b/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTester.java
new file mode 100644
index 00000000000..b8bb83540d4
--- /dev/null
+++ b/config-model/src/test/java/com/yahoo/vespa/model/search/test/SchemaInfoTester.java
@@ -0,0 +1,36 @@
+package com.yahoo.vespa.model.search.test;
+
+import com.yahoo.config.model.deploy.TestProperties;
+import com.yahoo.document.DataType;
+import com.yahoo.schema.RankProfileRegistry;
+import com.yahoo.schema.Schema;
+import com.yahoo.schema.derived.SchemaInfo;
+import com.yahoo.schema.derived.Summaries;
+import com.yahoo.schema.document.SDDocumentType;
+import com.yahoo.schema.document.SDField;
+import com.yahoo.search.config.SchemaInfoConfig;
+import com.yahoo.vespa.documentmodel.DocumentSummary;
+import com.yahoo.vespa.model.test.utils.DeployLoggerStub;
+
+/**
+ * @author bratseth
+ */
+public class SchemaInfoTester {
+
+    public Schema createSchema(String name) {
+        var schema = new Schema(name, null);
+        var document = new SDDocumentType(name);
+        schema.addDocument(document);
+        schema.addSummary(new DocumentSummary("default", schema));
+        return schema;
+    }
+
+    public String schemaInfoConfig(Schema schema) {
+        var schemaInfo = new SchemaInfo(schema, new RankProfileRegistry(), new Summaries(schema, new DeployLoggerStub(), new TestProperties()));
+        var schemaInfoConfigBuilder = new SchemaInfoConfig.Builder();
+        schemaInfo.getConfig(schemaInfoConfigBuilder);
+        var schemaInfoConfig = schemaInfoConfigBuilder.build();
+        return schemaInfoConfig.toString();
+    }
+
+}