Use correct `boolean` type for JSON Schema creation.

We now use the correct JSON type boolean again when creating schemas. Furthermore, we use the bool type for MongoDB $type queries.

Closes #4220

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Criteria.java

@@ -450,7 +450,7 @@ public class Criteria implements CriteriaDefinition {
 
 		Assert.notNull(types, "Types must not be null!");
 
-		criteria.put("$type", types.stream().map(Type::value).collect(Collectors.toList()));
+		criteria.put("$type", types.stream().map(Type::toBsonType).map(Type::value).collect(Collectors.toList()));
 		return this;
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaObject.java

@@ -295,7 +295,7 @@ public interface JsonSchemaObject {
 		Type OBJECT = jsonTypeOf("object");
 		Type ARRAY = jsonTypeOf("array");
 		Type NUMBER = jsonTypeOf("number");
-		Type BOOLEAN = jsonTypeOf("bool");
+		Type BOOLEAN = jsonTypeOf("boolean");
 		Type STRING = jsonTypeOf("string");
 		Type NULL = jsonTypeOf("null");
 

spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JsonSchemaQueryTests.java

@@ -29,6 +29,8 @@ import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.mongodb.core.mapping.Field;
+import org.springframework.data.mongodb.core.query.Criteria;
+import org.springframework.data.mongodb.core.schema.JsonSchemaProperty;
 import org.springframework.data.mongodb.core.schema.MongoJsonSchema;
 import org.springframework.data.mongodb.test.util.Client;
 import org.springframework.data.mongodb.test.util.MongoTemplateExtension;
@@ -83,6 +85,28 @@ public class JsonSchemaQueryTests {
 		template.save(jellyBelly);
 		template.save(roseSpringHeart);
 		template.save(kazmardBoombub);
+
+	}
+
+	@Test // DATAMONGO-1835
+	public void createsWorkingSchema() {
+
+		try {
+			template.dropCollection("person_schema");
+		} catch (Exception e) {}
+
+		MongoJsonSchema schema = MongoJsonSchemaCreator.create(template.getConverter()).createSchemaFor(Person.class);
+
+		template.createCollection("person_schema", CollectionOptions.empty().schema(schema));
+	}
+
+	@Test // DATAMONGO-1835
+	public void queriesBooleanType() {
+
+		MongoJsonSchema schema = MongoJsonSchema.builder().properties(JsonSchemaProperty.bool("alive")).build();
+
+		assertThat(template.find(query(matchingDocumentStructure(schema)), Person.class)).hasSize(3);
+		assertThat(template.find(query(Criteria.where("alive").type(Type.BOOLEAN)), Person.class)).hasSize(3);
 	}
 
 	@Test // DATAMONGO-1835
@@ -201,6 +225,8 @@ public class JsonSchemaQueryTests {
 		Gender gender;
 		Address address;
 		Object value;
+
+		boolean alive;
 	}
 
 	@Data

spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreatorUnitTests.java

@@ -292,7 +292,7 @@ class MappingMongoJsonSchemaCreatorUnitTests {
 			"        're-named-property' : { 'type' : 'string' }," + //
 			"        'retypedProperty' : { 'bsonType' : 'javascript' }," + //
 			"        'primitiveInt' : { 'bsonType' : 'int' }," + //
-			"        'booleanProperty' : { 'type' : 'bool' }," + //
+			"        'booleanProperty' : { 'type' : 'boolean' }," + //
 			"        'longProperty' : { 'bsonType' : 'long' }," + //
 			"        'intProperty' : { 'bsonType' : 'int' }," + //
 			"        'dateProperty' : { 'bsonType' : 'date' }," + //

spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaUnitTests.java

@@ -23,11 +23,11 @@ import java.util.Collections;
 
 import org.bson.Document;
 import org.junit.Test;
-
 import org.springframework.data.geo.Point;
 import org.springframework.data.mongodb.InvalidMongoDbApiUsageException;
 import org.springframework.data.mongodb.core.geo.GeoJsonLineString;
 import org.springframework.data.mongodb.core.geo.GeoJsonPoint;
+import org.springframework.data.mongodb.core.schema.JsonSchemaObject.Type;
 import org.springframework.data.mongodb.core.schema.MongoJsonSchema;
 
 /**
@@ -90,8 +90,7 @@ public class CriteriaUnitTests {
 	@Test // GH-3286
 	public void shouldBuildCorrectAndOperator() {
 
-		Collection<Criteria> operatorCriteria = Arrays.asList(Criteria.where("x").is(true),
-				Criteria.where("y").is(42),
+		Collection<Criteria> operatorCriteria = Arrays.asList(Criteria.where("x").is(true), Criteria.where("y").is(42),
 				Criteria.where("z").is("value"));
 
 		Criteria criteria = Criteria.where("foo").is("bar").andOperator(operatorCriteria);
@@ -103,8 +102,7 @@ public class CriteriaUnitTests {
 	@Test // GH-3286
 	public void shouldBuildCorrectOrOperator() {
 
-		Collection<Criteria> operatorCriteria = Arrays.asList(Criteria.where("x").is(true),
-				Criteria.where("y").is(42),
+		Collection<Criteria> operatorCriteria = Arrays.asList(Criteria.where("x").is(true), Criteria.where("y").is(42),
 				Criteria.where("z").is("value"));
 
 		Criteria criteria = Criteria.where("foo").is("bar").orOperator(operatorCriteria);
@@ -116,8 +114,7 @@ public class CriteriaUnitTests {
 	@Test // GH-3286
 	public void shouldBuildCorrectNorOperator() {
 
-		Collection<Criteria> operatorCriteria = Arrays.asList(Criteria.where("x").is(true),
-				Criteria.where("y").is(42),
+		Collection<Criteria> operatorCriteria = Arrays.asList(Criteria.where("x").is(true), Criteria.where("y").is(42),
 				Criteria.where("z").is("value"));
 
 		Criteria criteria = Criteria.where("foo").is("bar").norOperator(operatorCriteria);
@@ -205,6 +202,14 @@ public class CriteriaUnitTests {
 		assertThat(document).isEqualTo(new Document().append("$not", new Document("$lt", "foo")));
 	}
 
+	@Test // GH-4220
+	public void usesCorrectBsonType() {
+
+		Document document = new Criteria("foo").type(Type.BOOLEAN).getCriteriaObject();
+
+		assertThat(document).containsEntry("foo.$type", Collections.singletonList("bool"));
+	}
+
 	@Test // DATAMONGO-1135
 	public void geoJsonTypesShouldBeWrappedInGeometry() {
 
@@ -302,8 +307,7 @@ public class CriteriaUnitTests {
 
 		Criteria numericBitmaskCriteria = new Criteria("field").bits().allClear(0b101);
 
-		assertThat(numericBitmaskCriteria.getCriteriaObject())
-				.isEqualTo("{ \"field\" : { \"$bitsAllClear\" : 5} }");
+		assertThat(numericBitmaskCriteria.getCriteriaObject()).isEqualTo("{ \"field\" : { \"$bitsAllClear\" : 5} }");
 	}
 
 	@Test // DATAMONGO-1808
@@ -320,8 +324,7 @@ public class CriteriaUnitTests {
 
 		Criteria numericBitmaskCriteria = new Criteria("field").bits().allSet(0b101);
 
-		assertThat(numericBitmaskCriteria.getCriteriaObject())
-				.isEqualTo("{ \"field\" : { \"$bitsAllSet\" : 5} }");
+		assertThat(numericBitmaskCriteria.getCriteriaObject()).isEqualTo("{ \"field\" : { \"$bitsAllSet\" : 5} }");
 	}
 
 	@Test // DATAMONGO-1808
@@ -338,8 +341,7 @@ public class CriteriaUnitTests {
 
 		Criteria numericBitmaskCriteria = new Criteria("field").bits().anyClear(0b101);
 
-		assertThat(numericBitmaskCriteria.getCriteriaObject())
-				.isEqualTo("{ \"field\" : { \"$bitsAnyClear\" : 5} }");
+		assertThat(numericBitmaskCriteria.getCriteriaObject()).isEqualTo("{ \"field\" : { \"$bitsAnyClear\" : 5} }");
 	}
 
 	@Test // DATAMONGO-1808
@@ -356,8 +358,7 @@ public class CriteriaUnitTests {
 
 		Criteria numericBitmaskCriteria = new Criteria("field").bits().anySet(0b101);
 
-		assertThat(numericBitmaskCriteria.getCriteriaObject())
-				.isEqualTo("{ \"field\" : { \"$bitsAnySet\" : 5} }");
+		assertThat(numericBitmaskCriteria.getCriteriaObject()).isEqualTo("{ \"field\" : { \"$bitsAnySet\" : 5} }");
 	}
 
 	@Test // DATAMONGO-1808
@@ -429,14 +430,10 @@ public class CriteriaUnitTests {
 	@Test // GH-3414
 	public void shouldEqualForNestedPattern() {
 
-		Criteria left = new Criteria("a").orOperator(
-			new Criteria("foo").regex("value", "i"),
-			new Criteria("bar").regex("value")
-		);
-		Criteria right = new Criteria("a").orOperator(
-			new Criteria("foo").regex("value", "i"),
-			new Criteria("bar").regex("value")
-		);
+		Criteria left = new Criteria("a").orOperator(new Criteria("foo").regex("value", "i"),
+				new Criteria("bar").regex("value"));
+		Criteria right = new Criteria("a").orOperator(new Criteria("foo").regex("value", "i"),
+				new Criteria("bar").regex("value"));
 
 		assertThat(left).isEqualTo(right);
 	}

spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaObjectUnitTests.java

@@ -133,7 +133,7 @@ class JsonSchemaObjectUnitTests {
 				.append("description", "Must be an object defining restrictions for name, active.").append("properties",
 						new Document("name", new Document("type", "string")
 								.append("description", "Must be a string with length unbounded-10].").append("maxLength", 10))
-										.append("active", new Document("type", "bool")));
+										.append("active", new Document("type", "boolean")));
 
 		assertThat(object().generatedDescription()
 				.properties(JsonSchemaProperty.string("name").maxLength(10).generatedDescription(),
@@ -266,7 +266,7 @@ class JsonSchemaObjectUnitTests {
 	void arrayObjectShouldRenderItemsCorrectly() {
 
 		assertThat(array().items(Arrays.asList(string(), bool())).toDocument()).isEqualTo(new Document("type", "array")
-				.append("items", Arrays.asList(new Document("type", "string"), new Document("type", "bool"))));
+				.append("items", Arrays.asList(new Document("type", "string"), new Document("type", "boolean"))));
 	}
 
 	@Test // DATAMONGO-2613
@@ -316,7 +316,7 @@ class JsonSchemaObjectUnitTests {
 	void booleanShouldRenderCorrectly() {
 
 		assertThat(bool().generatedDescription().toDocument())
-				.isEqualTo(new Document("type", "bool").append("description", "Must be a boolean."));
+				.isEqualTo(new Document("type", "boolean").append("description", "Must be a boolean."));
 	}
 
 	// -----------------