Added test suite for UrlRule

Author: ditschedev

src/test/java/dev/ditsche/validator/rule/ruleset/IpAddressRuleTest.java

@@ -26,7 +26,7 @@ public void shouldFailIfStringIsInvalid() {
     }
 
     @Test
-    public void shouldPassWithValidCreditCardNumber() {
+    public void shouldPassWithValidIpAddress() {
         Stream.of("0.0.0.0", "127.0.0.1", "46.234.18.191").forEach(value -> {
             assertThat(ipAddressRule.passes(value).isPassed()).isTrue();
         });

src/test/java/dev/ditsche/validator/rule/ruleset/UrlRuleTest.java

@@ -0,0 +1,40 @@
+package dev.ditsche.validator.rule.ruleset;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.LinkedList;
+import java.util.stream.Stream;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class UrlRuleTest {
+
+    private final UrlRule urlRule = new UrlRule();
+
+    @Test
+    public void shouldFailIfNoStringIsProvided() {
+        Stream.of(null, 1, new LinkedList<>(), 2.00f).forEach(value -> {
+            assertThat(urlRule.passes(value).isPassed()).isFalse();
+        });
+    }
+
+    @Test
+    public void shouldFailIfStringIsInvalid() {
+        Stream.of("", "https:/google.com", "google.com").forEach(value -> {
+            assertThat(urlRule.passes(value).isPassed()).isFalse();
+        });
+    }
+
+    @Test
+    public void shouldPassWithValidUrl() {
+        Stream.of("https://ditsche.dev", "http://google.com?s=searchterm", "https://example.co.uk", "ftp://ftp.google.com").forEach(value -> {
+            assertThat(urlRule.passes(value).isPassed()).isTrue();
+        });
+    }
+
+    @Test
+    public void shouldReturnValidErrorMessage() {
+        assertThat(urlRule.message("test")).isEqualTo("The field \"test\" needs to be a valid url");
+    }
+
+}