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ControllerConstraintHandlerTest.java
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ControllerConstraintHandlerTest.java
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/*
* Copyright 2017-2022 original authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.micronaut.http.server.tck.tests.constraintshandler;
import io.micronaut.context.annotation.Requires;
import io.micronaut.core.annotation.Introspected;
import io.micronaut.core.annotation.NonNull;
import io.micronaut.core.annotation.Nullable;
import io.micronaut.core.type.Argument;
import io.micronaut.http.HttpRequest;
import io.micronaut.http.HttpStatus;
import io.micronaut.http.MediaType;
import io.micronaut.http.annotation.Body;
import io.micronaut.http.annotation.Controller;
import io.micronaut.http.annotation.Error;
import io.micronaut.http.annotation.Post;
import io.micronaut.http.annotation.Produces;
import io.micronaut.http.annotation.Status;
import io.micronaut.http.tck.AssertionUtils;
import io.micronaut.http.tck.HttpResponseAssertion;
import jakarta.validation.ConstraintViolationException;
import jakarta.validation.Valid;
import jakarta.validation.constraints.Email;
import jakarta.validation.constraints.NotBlank;
import jakarta.validation.constraints.NotNull;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.util.Map;
import java.util.Optional;
import static io.micronaut.http.tck.TestScenario.asserts;
import static org.junit.jupiter.api.Assertions.assertTrue;
@SuppressWarnings({
"java:S5960", // We're allowed assertions, as these are used in tests only
"checkstyle:MissingJavadocType",
"checkstyle:DesignForExtension"
})
public class ControllerConstraintHandlerTest {
public static final String SPEC_NAME = "ControllerConstraintHandlerTest";
private static final HttpResponseAssertion TEAPOT_ASSERTION = HttpResponseAssertion.builder()
.status(HttpStatus.I_AM_A_TEAPOT)
.assertResponse(response -> {
Optional<String> json = response.getBody(Argument.of(String.class));
assertTrue(json.isPresent());
assertTrue(json.get().contains("secret"));
assertTrue(json.get().contains("password"));
})
.build();
@Test
void testPojoWithNullable() throws IOException {
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler", "{\"username\":\"tim@micronaut.example\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertDoesNotThrow(server, request, HttpResponseAssertion.builder()
.status(HttpStatus.OK)
.build()));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler/with-at-nullable", "{\"username\":\"invalidemail\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must be a well-formed email address")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler/with-at-nullable", "{\"username\":\"\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must not be blank\"")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-on-error-method/with-at-nullable", "{\"username\":\"\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, TEAPOT_ASSERTION));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-on-error-method/with-at-nullable", "{\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, TEAPOT_ASSERTION));
}
@Test
void testWithPojoWithoutAnnotations() throws IOException {
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler", "{\"username\":\"invalidemail\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must be a well-formed email address")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler", "{\"username\":\"invalidemail\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must be a well-formed email address")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler", "{\"username\":\"\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must not be blank\"")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-on-error-method", "{\"username\":\"\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, TEAPOT_ASSERTION));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-on-error-method", "{\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, TEAPOT_ASSERTION));
}
@Test
void testPojoWithNonNullAnnotation() throws IOException {
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler/with-non-null", "{\"username\":\"invalidemail\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must be a well-formed email address")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-handler/with-non-null", "{\"username\":\"\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, constraintAssertion("must not be blank\"")));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-on-error-method/with-non-null", "{\"username\":\"\",\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, TEAPOT_ASSERTION));
asserts(SPEC_NAME,
HttpRequest.POST("/constraints-via-on-error-method/with-non-null", "{\"password\":\"secret\"}"),
(server, request) -> AssertionUtils.assertThrows(server, request, TEAPOT_ASSERTION));
}
private static HttpResponseAssertion constraintAssertion(String expectedMessage) {
return HttpResponseAssertion.builder()
.status(HttpStatus.BAD_REQUEST)
.assertResponse(response -> {
Optional<String> json = response.getBody(Argument.of(String.class));
assertTrue(json.isPresent(), "response.getBody(Argument.of(String.class)) should be present");
assertTrue(json.get().contains(expectedMessage), "Body '" + json.get() + "' should contain '" + expectedMessage + "'");
}).build();
}
@Controller("/constraints-via-handler")
@Requires(property = "spec.name", value = SPEC_NAME)
static class BodyController {
@Post
@Produces(MediaType.TEXT_PLAIN)
@Status(HttpStatus.OK)
void login(@Body @NotNull @Valid CredentialsWithoutNullabilityAnnotation credentials) {
}
@Post("/with-at-nullable")
@Produces(MediaType.TEXT_PLAIN)
@Status(HttpStatus.OK)
void login(@Body @NotNull @Valid CredentialsWithNullable credentials) {
}
@Post("/with-non-null")
@Produces(MediaType.TEXT_PLAIN)
@Status(HttpStatus.OK)
void login(@Body @NotNull @Valid CredentialsWithNonNull credentials) {
}
}
@Controller("/constraints-via-on-error-method")
@Requires(property = "spec.name", value = SPEC_NAME)
static class OnErrorMethodController {
@Post
@Produces(MediaType.TEXT_PLAIN)
@Status(HttpStatus.OK)
void login(@Body @NotNull @Valid CredentialsWithoutNullabilityAnnotation credentials) {
}
@Post("/with-at-nullable")
@Produces(MediaType.TEXT_PLAIN)
@Status(HttpStatus.OK)
void loginWithNullable(@Body @NotNull @Valid CredentialsWithNullable credentials) {
}
@Post("/with-non-null")
@Produces(MediaType.TEXT_PLAIN)
@Status(HttpStatus.OK)
void loginWithNullable(@Body @NotNull @Valid CredentialsWithNonNull credentials) {
}
@Error(exception = ConstraintViolationException.class)
@Status(HttpStatus.I_AM_A_TEAPOT)
Optional<Map> constraintsEx(ConstraintViolationException e, HttpRequest<?> request) {
Optional<?> objectOptional = request.getBody();
if (objectOptional.isEmpty()) {
return Optional.empty();
}
Object obj = objectOptional.get();
String password = null;
if (obj instanceof CredentialsWithoutNullabilityAnnotation credentials) {
password = credentials.getPassword();
} else if (obj instanceof CredentialsWithNullable credentials) {
password = credentials.getPassword();
} else if (obj instanceof CredentialsWithNonNull credentials) {
password = credentials.getPassword();
}
return password != null ? Optional.of(Map.of("password", password)) : Optional.empty();
}
}
@Introspected
static class CredentialsWithoutNullabilityAnnotation {
@NotBlank
@Email
private final String username;
@NotBlank
private final String password;
CredentialsWithoutNullabilityAnnotation(String username, String password) {
this.username = username;
this.password = password;
}
public String getUsername() {
return username;
}
public String getPassword() {
return password;
}
}
@Introspected
static class CredentialsWithNullable {
@NotBlank
@Email
@Nullable
private final String username;
@NotBlank
@Nullable
private final String password;
CredentialsWithNullable(@Nullable String username, @Nullable String password) {
this.username = username;
this.password = password;
}
@Nullable
public String getUsername() {
return username;
}
@Nullable
public String getPassword() {
return password;
}
}
@Introspected
static class CredentialsWithNonNull {
@NotBlank
@Email
@NonNull
private final String username;
@NotBlank
@NonNull
private final String password;
CredentialsWithNonNull(@NonNull String username, @NonNull String password) {
this.username = username;
this.password = password;
}
@NonNull
public String getUsername() {
return username;
}
@NonNull
public String getPassword() {
return password;
}
}
}