src/test/java/net/hostsharing/hsadminng/hs/office/scenarios/ScenarioTest.java

@@ -12,6 +12,7 @@ import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.TestInfo;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.web.server.LocalServerPort;
+import org.testcontainers.shaded.org.apache.commons.lang3.ObjectUtils;
 
 import java.lang.reflect.Method;
 import java.util.HashMap;
@@ -35,7 +36,7 @@ public abstract class ScenarioTest extends ContextBasedTest {
 
         @Override
         public String toString() {
-            return uuid.toString();
+            return ObjectUtils.toString(uuid);
         }
     }
 

src/test/java/net/hostsharing/hsadminng/hs/office/scenarios/TemplateResolver.java

@@ -1,9 +1,49 @@
 package net.hostsharing.hsadminng.hs.office.scenarios;
 
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
 import java.util.Map;
 
 public class TemplateResolver {
 
+    enum PlaceholderPrefix {
+        RAW('%') {
+            @Override
+            String convert(final Object value) {
+                return value.toString();
+            }
+        },
+        JSON_QUOTED('$'){
+            @Override
+            String convert(final Object value) {
+                return jsonQuoted(value);
+            }
+        },
+        URI_ENCODED('&'){
+            @Override
+            String convert(final Object value) {
+                return URLEncoder.encode(value.toString(), StandardCharsets.UTF_8);
+            }
+        };
+
+        private final char prefixChar;
+
+        PlaceholderPrefix(final char prefixChar) {
+            this.prefixChar = prefixChar;
+        }
+
+        static boolean contains(final char givenChar) {
+           return Arrays.stream(values()).anyMatch(p -> p.prefixChar == givenChar);
+        }
+
+        static PlaceholderPrefix ofPrefixChar(final char givenChar) {
+            return Arrays.stream(values()).filter(p -> p.prefixChar == givenChar).findFirst().orElseThrow();
+        }
+
+        abstract String convert(final Object value);
+    }
+
     private final String template;
     private final Map<String, Object> properties;
     private final StringBuilder resolved = new StringBuilder();
@@ -21,7 +61,7 @@ public class TemplateResolver {
 
     private void copy() {
         while (hasMoreChars()) {
-            if ((currentChar() == '$' || currentChar() == '%') && nextChar() == '{') {
+            if (PlaceholderPrefix.contains(currentChar()) && nextChar() == '{') {
                 startPlaceholder(currentChar());
             } else {
                 resolved.append(fetchChar());
@@ -41,7 +81,7 @@ public class TemplateResolver {
             if (currentChar() == '}') {
                 --nested;
                 placeholder.append(fetchChar());
-            } else if ((currentChar() == '$' || currentChar() == '%') && nextChar() == '{') {
+            } else if (PlaceholderPrefix.contains (currentChar()) && nextChar() == '{') {
                 ++nested;
                 placeholder.append(fetchChar());
             } else {
@@ -50,11 +90,9 @@ public class TemplateResolver {
         }
         final var name = new TemplateResolver(placeholder.toString(), properties).resolve();
         final var value = propVal(name);
-        if ( intro == '%') {
-            resolved.append(value);
-        } else {
-            resolved.append(optionallyQuoted(value));
-        }
+        resolved.append(
+                PlaceholderPrefix.ofPrefixChar(intro).convert(value)
+        );
         skipChar('}');
     }
 
@@ -104,7 +142,7 @@ public class TemplateResolver {
         return template.charAt(position+1);
     }
 
-    private static String optionallyQuoted(final Object value) {
+    private static String jsonQuoted(final Object value) {
         return switch (value) {
             case Boolean bool -> bool.toString();
             case Number number -> number.toString();
@@ -112,27 +150,4 @@ public class TemplateResolver {
             default -> "\"" + value + "\"";
         };
     }
-
-    public static void main(String[] args) {
-        System.out.println(
-                new TemplateResolver("""
-                        etwas davor,
-                        
-                        ${einfacher Platzhalter},
-                        ${verschachtelter %{Name}},
-                        
-                        und nochmal ohne Quotes:
-                        
-                        %{einfacher Platzhalter},
-                        %{verschachtelter %{Name}},
-                        
-                        etwas danach.
-                        """,
-                        Map.ofEntries(
-                                Map.entry("Name", "placeholder"),
-                                Map.entry("einfacher Platzhalter", "simple placeholder"),
-                                Map.entry("verschachtelter placeholder", "nested placeholder")
-                        )).resolve());
-
-    }
 }

src/test/java/net/hostsharing/hsadminng/hs/office/scenarios/TemplateResolverUnitTest.java

@@ -0,0 +1,73 @@
+package net.hostsharing.hsadminng.hs.office.scenarios;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class TemplateResolverUnitTest {
+
+    @Test
+    void resolveTemplate() {
+        final var resolved = new TemplateResolver("""
+                    with optional JSON quotes:
+
+                    ${boolean},
+                    ${numeric},
+                    ${simple placeholder},
+                    ${nested %{name}},
+                    ${with-special-chars}
+
+                    and without quotes:
+
+                    %{boolean},
+                    %{numeric},
+                    %{simple placeholder},
+                    %{nested %{name}},
+                    %{with-special-chars}
+
+                    and uri-encoded:
+
+                    &{boolean},
+                    &{numeric},
+                    &{simple placeholder},
+                    &{nested %{name}},
+                    &{with-special-chars}
+                    """,
+                Map.ofEntries(
+                        Map.entry("name", "placeholder"),
+                        Map.entry("boolean", true),
+                        Map.entry("numeric", 42),
+                        Map.entry("simple placeholder", "einfach"),
+                        Map.entry("nested placeholder", "verschachtelt"),
+                        Map.entry("with-special-chars", "3&3 AG")
+                )).resolve();
+
+        assertThat(resolved).isEqualTo("""
+                with optional JSON quotes:
+
+                true,
+                42,
+                "einfach",
+                "verschachtelt",
+                "3&3 AG"
+
+                and without quotes:
+
+                true,
+                42,
+                einfach,
+                verschachtelt,
+                3&3 AG
+
+                and uri-encoded:
+
+                true,
+                42,
+                einfach,
+                verschachtelt,
+                3%263+AG
+                """);
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/office/scenarios/UseCase.java

@@ -120,7 +120,8 @@ public abstract class UseCase<T extends UseCase<?>> {
     }
 
     @SneakyThrows
-    public final HttpResponse httpGet(final String uriPath) {
+    public final HttpResponse httpGet(final String uriPathWithPlaceholders) {
+        final var uriPath = ScenarioTest.resolve(uriPathWithPlaceholders);
         final var request = HttpRequest.newBuilder()
                 .GET()
                 .uri(new URI("http://localhost:" + testSuite.port + uriPath))
@@ -132,7 +133,8 @@ public abstract class UseCase<T extends UseCase<?>> {
     }
 
     @SneakyThrows
-    public final HttpResponse httpPost(final String uriPath, final JsonTemplate bodyJsonTemplate) {
+    public final HttpResponse httpPost(final String uriPathWithPlaceholders, final JsonTemplate bodyJsonTemplate) {
+        final var uriPath = ScenarioTest.resolve(uriPathWithPlaceholders);
         final var requestBody = bodyJsonTemplate.resolvePlaceholders();
         final var request = HttpRequest.newBuilder()
                 .POST(BodyPublishers.ofString(requestBody))
@@ -146,7 +148,8 @@ public abstract class UseCase<T extends UseCase<?>> {
     }
 
     @SneakyThrows
-    public final HttpResponse httpPatch(final String uriPath, final JsonTemplate bodyJsonTemplate) {
+    public final HttpResponse httpPatch(final String uriPathWithPlaceholders, final JsonTemplate bodyJsonTemplate) {
+        final var uriPath = ScenarioTest.resolve(uriPathWithPlaceholders);
         final var requestBody = bodyJsonTemplate.resolvePlaceholders();
         final var request = HttpRequest.newBuilder()
                 .method(HttpMethod.PATCH.toString(), BodyPublishers.ofString(requestBody))
@@ -160,7 +163,8 @@ public abstract class UseCase<T extends UseCase<?>> {
     }
 
     @SneakyThrows
-    public final HttpResponse httpDelete(final String uriPath) {
+    public final HttpResponse httpDelete(final String uriPathWithPlaceholders) {
+        final var uriPath = ScenarioTest.resolve(uriPathWithPlaceholders);
         final var request = HttpRequest.newBuilder()
                 .DELETE()
                 .uri(new URI("http://localhost:" + testSuite.port + uriPath))