Add avaje tests for email and pattern

Author: rbygrave

blackbox-test/src/test/java/example/avaje/AMyEmail.java

@@ -0,0 +1,15 @@
+package example.avaje;
+
+import io.avaje.validation.ValidPojo;
+import io.avaje.validation.constraints.Email;
+
+@ValidPojo
+public class AMyEmail {
+
+  @Email
+  public final String email;
+
+  public AMyEmail(String email) {
+    this.email = email;
+  }
+}

blackbox-test/src/test/java/example/avaje/AMyEmailTest.java

@@ -0,0 +1,51 @@
+package example.avaje;
+
+import io.avaje.validation.ConstraintViolation;
+import io.avaje.validation.ConstraintViolationException;
+import io.avaje.validation.Validator;
+import org.junit.jupiter.api.Test;
+
+import java.util.ArrayList;
+import java.util.Locale;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.fail;
+
+class AMyEmailTest {
+
+  final Validator validator = Validator.builder().build();
+
+  @Test
+  void valid() {
+    var bean = new AMyEmail("[email protected]");
+    validator.validate(bean);
+  }
+
+  @Test
+  void email() {
+    var violation = one(new AMyEmail("abc"));
+    assertThat(violation.message()).isEqualTo("must be a well-formed email address");
+  }
+
+  @Test
+  void emailDE() {
+    var violation = one(new AMyEmail("abc"), Locale.GERMAN);
+    assertThat(violation.message()).isEqualTo("muss eine korrekt formatierte E-Mail-Adresse sein");
+  }
+
+  ConstraintViolation one(Object any) {
+    return one(any, Locale.ENGLISH);
+  }
+
+  ConstraintViolation one(Object any, Locale locale) {
+    try {
+      validator.validate(any, locale);
+      fail("not expected");
+      return null;
+    } catch (ConstraintViolationException e) {
+      var violations = new ArrayList<>(e.violations());
+      assertThat(violations).hasSize(1);
+      return violations.get(0);
+    }
+  }
+}

blackbox-test/src/test/java/example/avaje/AMyPattern.java

@@ -0,0 +1,15 @@
+package example.avaje;
+
+import io.avaje.validation.ValidPojo;
+import io.avaje.validation.constraints.Pattern;
+
+@ValidPojo
+public class AMyPattern {
+
+  @Pattern(regexp = "[0-3]+")
+  public final String myPattern;
+
+  public AMyPattern(String myPattern) {
+    this.myPattern = myPattern;
+  }
+}

blackbox-test/src/test/java/example/avaje/AMyPatternTest.java

@@ -0,0 +1,51 @@
+package example.avaje;
+
+import io.avaje.validation.ConstraintViolation;
+import io.avaje.validation.ConstraintViolationException;
+import io.avaje.validation.Validator;
+import org.junit.jupiter.api.Test;
+
+import java.util.ArrayList;
+import java.util.Locale;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.fail;
+
+class AMyPatternTest {
+
+  final Validator validator = Validator.builder().build();
+
+  @Test
+  void valid() {
+    var bean = new AMyPattern("12");
+    validator.validate(bean);
+  }
+
+  @Test
+  void pattern() {
+    var violation = one(new AMyPattern("abc"));
+    assertThat(violation.message()).isEqualTo("must match \"[0-3]+\"");
+  }
+
+  @Test
+  void patternDE() {
+    var violation = one(new AMyPattern("abc"), Locale.GERMAN);
+    assertThat(violation.message()).isEqualTo("muss mit \"[0-3]+\" übereinstimmen");
+  }
+
+  ConstraintViolation one(Object any) {
+    return one(any, Locale.ENGLISH);
+  }
+
+  ConstraintViolation one(Object any, Locale locale) {
+    try {
+      validator.validate(any, locale);
+      fail("not expected");
+      return null;
+    } catch (ConstraintViolationException e) {
+      var violations = new ArrayList<>(e.violations());
+      assertThat(violations).hasSize(1);
+      return violations.get(0);
+    }
+  }
+}