all 4 tests green and printing test report

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/HsOfficeCreatePartnerUseCase.java

@@ -1,51 +0,0 @@
-package net.hostsharing.hsadminng.hs.office.usecases;
-
-import io.restassured.http.ContentType;
-import org.springframework.http.HttpStatus;
-
-class HsOfficeCreatePartnerUseCase extends UseCase {
-
-    public HsOfficeCreatePartnerUseCase(final UseCaseTest testSuite) {
-        super(testSuite);
-    }
-
-    @Override
-    HttpResponse run() {
-
-        httpPost("/api/hs/office/persons", usingJsonBody("""
-                {
-                    "personType": "LEGAL_PERSON",
-                    "tradeName": "Test AG"
-                }
-                """))
-                .expecting(HttpStatus.CREATED).expecting(ContentType.JSON)
-                .keepingAs("person:Test AG.uuid");
-
-        httpPost("/api/hs/office/contacts", usingJsonBody("""
-                {
-                    "caption": "Test AG - Bord of Directors",
-                    "emailAddresses": {
-                        "main": "bord-of-directors@test-ag.example.org"
-                    }
-                }
-                """))
-                .expecting(HttpStatus.CREATED).expecting(ContentType.JSON)
-                .keepingAs("contact:Test AG - Bord of Directors.uuid");
-
-        return httpPost("/api/hs/office/partners", usingJsonBody("""
-                {
-                    "partnerNumber": "30003",
-                    "partnerRel": {
-                         "anchorUuid": "${person:Hostsharing eG.uuid}",
-                         "holderUuid": "${person:Test AG.uuid}",
-                         "contactUuid": "${contact:Test AG - Bord of Directors.uuid}"
-                    },
-                    "details": {
-                        "registrationOffice": "Registergericht Hamburg",
-                        "registrationNumber": "1234567"
-                    }
-                }
-                """))
-                .expecting(HttpStatus.CREATED).expecting(ContentType.JSON);
-    }
-}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/HsOfficeDebitorUseCase.java

@@ -1,59 +0,0 @@
-package net.hostsharing.hsadminng.hs.office.usecases;
-
-import static io.restassured.http.ContentType.JSON;
-import static org.springframework.http.HttpStatus.CREATED;
-
-class HsOfficeDebitorUseCase extends UseCase {
-
-    public HsOfficeDebitorUseCase(final UseCaseTest testSuite) {
-        super(testSuite);
-
-        requires("person:Test AG.uuid", () -> new HsOfficeCreatePartnerUseCase(testSuite));
-    }
-
-    @Override
-    HttpResponse run() {
-        httpPost("/api/hs/office/bankaccounts", usingJsonBody("""
-                 {
-                     "holder": "Test AG - refund bank account",
-                     "iban": "DE88100900001234567892",
-                     "bic": "BEVODEBB"
-                }
-                """))
-                .expecting(CREATED).expecting(JSON)
-                .keepingAs("bankaccount:Test AG - refund bank account.uuid");
-
-        httpPost("/api/hs/office/contacts", usingJsonBody("""
-                {
-                    "caption": "Test AG - billing department",
-                    "emailAddresses": {
-                        "main": "billing@test-ag.example.org"
-                    }
-                }
-                """))
-                .expecting(CREATED).expecting(JSON)
-                .keepingAs("contact:Test AG - billing department.uuid");
-
-        httpPost("/api/hs/office/debitors", usingJsonBody("""
-                {
-                    "debitorRel": {
-                        "type": "DEBITOR", // FIXME: should be defaulted to DEBITOR
-                        "anchorUuid": "${person:Test AG.uuid}",
-                        "holderUuid": "${person:Test AG.uuid}",
-                        "contactUuid": "${contact:Test AG - billing department.uuid}"
-                     },
-                    "debitorNumberSuffix": "00",
-                    "billable": "true",
-                    "vatId": "VAT123456",
-                    "vatCountryCode": "DE",
-                    "vatBusiness": true,
-                    "vatReverseCharge": "false",
-                    "refundBankAccountUuid": "${bankaccount:Test AG - refund bank account.uuid}",
-                    "defaultPrefix": "tst"
-                }
-                """))
-                .expecting(CREATED).expecting(JSON)
-                .keepingAs("debitor:Test AG - Hauptdebitor.uuid");
-        return null;
-    }
-}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/HsOfficeDeletePartnerUseCase.java

@@ -1,19 +0,0 @@
-package net.hostsharing.hsadminng.hs.office.usecases;
-
-import org.springframework.http.HttpStatus;
-
-class HsOfficeDeletePartnerUseCase extends UseCase {
-
-    public HsOfficeDeletePartnerUseCase(final UseCaseTest testSuite) {
-        super(testSuite);
-
-        requires("partner:Test AG for deletetion:uuid", () -> new HsOfficeCreatePartnerUseCase(testSuite));
-    }
-
-    @Override
-    HttpResponse run() {
-        httpDelete("/api/hs/office/partners/" + uuid("partner:Test AG.uuid"))
-                .expecting(HttpStatus.NO_CONTENT);
-        return null;
-    }
-}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/HsOfficeMembershipUseCase.java

@@ -1,26 +0,0 @@
-package net.hostsharing.hsadminng.hs.office.usecases;
-
-import io.restassured.http.ContentType;
-import org.springframework.http.HttpStatus;
-
-class HsOfficeMembershipUseCase extends UseCase {
-
-    public HsOfficeMembershipUseCase(final UseCaseTest testSuite) {
-        super(testSuite);
-    }
-
-    @Override
-    HttpResponse run() {
-        httpPost("/api/hs/office/memberships", usingJsonBody("""
-                {
-                   "partnerUuid": "${partner:Test AG.uuid}",
-                   "memberNumberSuffix": "00",
-                   "validFrom": "2024-10-15",
-                   "membershipFeeBillable": "true"
-                }
-                """))
-                .expecting(HttpStatus.CREATED).expecting(ContentType.JSON)
-                .keepingAs("membership:Test AG 00.uuid");
-        return null;
-    }
-}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/HsOfficeUseCasesTest.java

@@ -1,13 +1,16 @@
 package net.hostsharing.hsadminng.hs.office.usecases;
 
 import net.hostsharing.hsadminng.HsadminNgApplication;
+import net.hostsharing.hsadminng.hs.office.usecases.debitor.CreateSelfDebitorForPartner;
+import net.hostsharing.hsadminng.hs.office.usecases.membership.CreateMembership;
+import net.hostsharing.hsadminng.hs.office.usecases.partner.CreatePartner;
+import net.hostsharing.hsadminng.hs.office.usecases.partner.DeletePartner;
 import net.hostsharing.hsadminng.rbac.test.JpaAttempt;
 import org.junit.jupiter.api.MethodOrderer;
 import org.junit.jupiter.api.Order;
 import org.junit.jupiter.api.Tag;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.TestMethodOrder;
-import org.junit.jupiter.api.extension.ExtendWith;
 import org.springframework.boot.test.context.SpringBootTest;
 
 @SpringBootTest(
@@ -16,31 +19,50 @@ import org.springframework.boot.test.context.SpringBootTest;
 )
 @Tag("useCaseTest")
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
-@ExtendWith(OrderedDependedTestsExtension.class)
 class HsOfficeUseCasesTest extends UseCaseTest {
 
     @Test
     @Order(1010)
     void shouldCreatePartner() {
-        new HsOfficeCreatePartnerUseCase(this).run()
-                .keepingAs("partner:Test AG.uuid");
-    }
-
-    @Test
-    @Order(1011)
-    void shouldDeletePartner() {
-        new HsOfficeDeletePartnerUseCase(this).run();
+        new CreatePartner(this, "Partner: Test AG")
+                .given("partnerNumber", 30001)
+                .given("personType", "LEGAL_PERSON")
+                .given("tradeName", "Test AG")
+                .given("contactCaption", "Test AG - Bord of Directors")
+                .given("emailAddress", "bord-of-directors@test-ag.example.org")
+                .doRun()
+                .keep();
     }
 
     @Test
     @Order(1020)
-    void shouldCreateSelfDebitorForPartner() {
-        new HsOfficeDebitorUseCase(this).run();
+    void shouldDeletePartner() {
+        new DeletePartner(this)
+                .given("partnerNumber", 31020)
+                .doRun();
     }
 
     @Test
-    @Order(1030)
+    @Order(2000)
+    void shouldCreateSelfDebitorForPartner() {
+        new CreateSelfDebitorForPartner(this, "Debitor: Test AG - main debitor")
+                .given("partnerPersonUuid", "%{Person: Test AG}")
+                .given("billingContactCaption", "Test AG - billing department")
+                .given("billingContactEmailAddress", "billing@test-ag.example.org")
+                .given("debitorNumberSuffix", "00") // TODO.impl: could be assigned automatically, but is not yet
+                .given("billable", true)
+                .given("vatId", "VAT123456")
+                .given("vatCountryCode", "DE")
+                .given("vatBusiness", true)
+                .given("vatReverseCharge", false)
+                .given("defaultPrefix", "tst")
+                .doRun()
+                .keep();
+    }
+
+    @Test
+    @Order(3000)
     void shouldCreateMembershipForPartner() {
-        new HsOfficeMembershipUseCase(this).run();
+        new CreateMembership(this).doRun();
     }
 }

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

@@ -0,0 +1,138 @@
+package net.hostsharing.hsadminng.hs.office.usecases;
+
+import java.util.Map;
+
+public class TemplateResolver {
+
+    private final String template;
+    private final Map<String, Object> properties;
+    private final StringBuilder resolved = new StringBuilder();
+    private int position = 0;
+
+    public TemplateResolver(final String template, final Map<String, Object> properties) {
+        this.template = template;
+        this.properties = properties;
+    }
+
+    String resolve() {
+        copy();
+        return resolved.toString();
+    }
+
+    private void copy() {
+        while (hasMoreChars()) {
+            if ((currentChar() == '$' || currentChar() == '%') && nextChar() == '{') {
+                startPlaceholder(currentChar());
+            } else {
+                resolved.append(fetchChar());
+            }
+        }
+    }
+
+    private boolean hasMoreChars() {
+        return position < template.length();
+    }
+
+    private void startPlaceholder(final char intro) {
+        skipChars(intro + "{");
+        int nested = 0;
+        final var placeholder = new StringBuilder();
+        while (nested > 0 || currentChar() != '}') {
+            if (currentChar() == '}') {
+                --nested;
+                placeholder.append(fetchChar());
+            } else if ((currentChar() == '$' || currentChar() == '%') && nextChar() == '{') {
+                ++nested;
+                placeholder.append(fetchChar());
+            } else {
+                placeholder.append(fetchChar());
+            }
+        }
+        final var name = new TemplateResolver(placeholder.toString(), properties).resolve();
+        final var value = propVal(name);
+        if ( intro == '%') {
+            resolved.append(value);
+        } else {
+            resolved.append(optionallyQuoted(value));
+        }
+        skipChar('}');
+    }
+
+    private Object propVal(final String name) {
+        final var val = properties.get(name);
+        if (val == null) {
+            throw new IllegalStateException("Missing required property: " + name);
+        }
+        return val;
+    }
+
+    private void skipChar(final char expectedChar) {
+        if (currentChar() != expectedChar) {
+            throw new IllegalStateException("expected '" + expectedChar + "' but got '" + currentChar() + "'");
+        }
+        ++position;
+    }
+
+    private void skipChars(final String expectedChars) {
+        final var nextChars = template.substring(position, position + expectedChars.length());
+        if ( !nextChars.equals(expectedChars) ) {
+            throw new IllegalStateException("expected '" + expectedChars + "' but got '" + nextChars + "'");
+        }
+        position += expectedChars.length();
+    }
+
+    private char fetchChar() {
+        if ((position+1) > template.length()) {
+            throw new IllegalStateException("no more characters. resolved so far: " + resolved);
+        }
+        final var currentChar = currentChar();
+        //System.out.println("fetched #" + position + ": " + currentChar);
+        ++position;
+        return currentChar;
+    }
+
+    private char currentChar() {
+        if (position >= template.length()) {
+            throw new IllegalStateException("no more characters. resolved so far: " + resolved);
+        }
+        return template.charAt(position);
+    }
+
+    private char nextChar() {
+        if ((position+1) >= template.length()) {
+            throw new IllegalStateException("no more characters. resolved so far: " + resolved);
+        }
+        return template.charAt(position+1);
+    }
+
+    private static String optionallyQuoted(final Object value) {
+        return switch (value) {
+            case Boolean bool -> bool.toString();
+            case Number number -> number.toString();
+            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/usecases/UseCase.java

@@ -4,58 +4,102 @@ import io.restassured.RestAssured;
 import io.restassured.http.ContentType;
 import io.restassured.response.Response;
 import io.restassured.response.ValidatableResponse;
+import org.apache.commons.collections4.map.LinkedMap;
+import org.springframework.http.HttpMethod;
 import org.springframework.http.HttpStatus;
 
-import java.util.ArrayList;
 import java.util.Map;
 import java.util.UUID;
-import java.util.concurrent.atomic.AtomicReference;
+import java.util.function.Function;
 import java.util.function.Supplier;
-import java.util.regex.Pattern;
 
-import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assumptions.assumeThat;
 import static org.hamcrest.Matchers.startsWith;
 
-public abstract class UseCase {
+public abstract class UseCase<T extends UseCase<?>> {
 
     private final UseCaseTest testSuite;
+    private final Map<String, Function<String, UseCase<?>>> requirements = new LinkedMap<>();
+    private final String resultAlias;
+    private String nextTitle; // FIXME: ugly
 
     public UseCase(final UseCaseTest testSuite) {
+        this(testSuite, null);
+    }
+
+    public UseCase(final UseCaseTest testSuite, final String resultAlias) {
         this.testSuite = testSuite;
-    }
-
-    void requires(final String alias, final Supplier<UseCase> useCaseSupplier) {
-        if ( !UseCaseTest.aliases.containsKey(alias) ) {
-            useCaseSupplier.get().run().keepingAs(alias);
+        this.resultAlias = resultAlias;
+        if (resultAlias != null) {
+            log("### UseCase " + resultAlias);
+            log("");
         }
     }
 
-    abstract HttpResponse run();
+    public final void requires(final String alias, final Function<String, UseCase<?>> useCaseFactory) {
+        if (!UseCaseTest.containsAlias(alias)) {
+            requirements.put(alias, useCaseFactory);
+        }
+    }
 
-    JsonTemplate usingJsonBody(final String jsonTemplate) {
+    public void requires(final String alias) {
+        assumeThat(UseCaseTest.containsAlias(alias))
+                .as("skipping because alias '" + alias + "' not found, maybe the other test failed?")
+                .isTrue();
+        log("depends on [" + alias + "](" + UseCaseTest.getAlias(alias).useCase().getSimpleName() + ".md)");
+    }
+
+    public final HttpResponse doRun() {
+        log("### Given Properties\n");
+        log("""
+                | name | value |
+                |------|-------|
+                """.trim());
+        UseCaseTest.properties().forEach((key, value) -> log("| " + key + " | " + value + " |"));
+        log("");
+        requirements.forEach((alias, factory) -> factory.apply(alias).run().keep());
+        return run();
+    }
+
+    protected abstract HttpResponse run();
+
+    public final UseCase<T> given(final String propName, final Object propValue) {
+        UseCaseTest.putProperty(propName, propValue);
+        return this;
+    }
+
+    public final JsonTemplate usingJsonBody(final String jsonTemplate) {
         return new JsonTemplate(jsonTemplate);
     }
 
-    HttpResponse httpPost(final String uriPath, final JsonTemplate bodyJsonTemplate) {
+    public final void keep(final String alias, final Supplier<HttpResponse> http) {
+        this.nextTitle = UseCaseTest.resolve(alias);
+        http.get().keep();
+        this.nextTitle = null;
+    }
+
+    public final HttpResponse httpPost(final String uriPath, final JsonTemplate bodyJsonTemplate) {
+        final var body = bodyJsonTemplate.resolvePlaceholders();
+        final var uri = "http://localhost" + uriPath;
         final var response = RestAssured.given()
                 .header("current-subject", UseCaseTest.RUN_AS_USER)
                 .contentType(ContentType.JSON)
-                .body(bodyJsonTemplate.with(UseCaseTest.aliases))
+                .body(body)
                 .port(testSuite.port)
-                .when().post("http://localhost" + uriPath);
-        return new HttpResponse(response);
+                .when().post(uri);
+        return new HttpResponse(HttpMethod.POST, uriPath, body, response);
     }
 
-    HttpResponse httpDelete(final String uriPath) {
+    public final HttpResponse httpDelete(final String uriPath) {
         final var response = RestAssured.given()
                 .header("current-subject", UseCaseTest.RUN_AS_USER)
                 .port(testSuite.port)
                 .when().delete("http://localhost" + uriPath);
-        return new HttpResponse(response);
+        return new HttpResponse(HttpMethod.DELETE, uriPath, null, response);
     }
 
-    UUID uuid(final String alias) {
-        return testSuite.aliases.get(alias);
+    public final UUID uuid(final String alias) {
+        return UseCaseTest.getAlias(alias).uuid();
     }
 
     static class JsonTemplate {
@@ -66,52 +110,71 @@ public abstract class UseCase {
             this.template = jsonTemplate;
         }
 
-        String with(final Map<String, UUID> aliases) {
-            var partiallyResolved = new AtomicReference<>(template);
-            aliases.forEach((k, v) ->
-                    partiallyResolved.set(partiallyResolved.get().replace("${" + k + "}", v.toString())));
-            verifyAllPlaceholdersResolved(partiallyResolved.get());
-            return partiallyResolved.get();
-        }
-
-        private void verifyAllPlaceholdersResolved(final String remainingTemplate) {
-            final var pattern = Pattern.compile("\\$\\{[^}]+\\}");
-            final var matcher = pattern.matcher(remainingTemplate);
-
-            final var unresolvedPlaceholders = new ArrayList<>();
-            while (matcher.find()) {
-                unresolvedPlaceholders.add(matcher.group());
-            }
-
-            assertThat(unresolvedPlaceholders).as("unresolved placeholders").hasSize(0);
+        String resolvePlaceholders() {
+            return UseCaseTest.resolve(template);
         }
     }
 
-    class HttpResponse {
+    public class HttpResponse {
 
         private final ValidatableResponse response;
+        private final HttpStatus status;
+        private UUID locationUuid;
 
-        public HttpResponse(final Response response) {
-            this.response = response.then().log().all().assertThat();
+        public HttpResponse(
+                final HttpMethod httpMethod,
+                final String uri,
+                final String requestBody,
+                final Response response
+        ) {
+            final var validatableResponse = response.then();
+            this.response = validatableResponse.log().all().assertThat();
+            this.status = HttpStatus.valueOf(response.statusCode());
+            if (response.statusCode() == HttpStatus.CREATED.value()) {
+                final var location = validatableResponse.header("Location", startsWith("http://localhost"))
+                        .extract().header("Location");
+                locationUuid = UUID.fromString(location.substring(location.lastIndexOf('/') + 1));
             }
 
-        HttpResponse expecting(final HttpStatus httpStatus) {
+            if (nextTitle != null) {
+                log("\n### " + nextTitle + "\n");
+            } else if (resultAlias != null) {
+                log("\n### " + resultAlias + "\n");
+            }
+            log("```");
+            log(httpMethod.name() + " " + uri);
+            log(requestBody + "=> status: " + status + " " +
+                    (locationUuid != null ? locationUuid : ""));
+            if (!status.is2xxSuccessful()) {
+                log(response.getBody().prettyPrint());
+            }
+            log("```");
+            log("");
+        }
+
+        public HttpResponse expecting(final HttpStatus httpStatus) {
             response.statusCode(httpStatus.value());
             return this;
         }
 
-        HttpResponse expecting(final ContentType contentType) {
+        public HttpResponse expecting(final ContentType contentType) {
             response.contentType(contentType);
             return this;
         }
 
-        void keepingAs(final String uuidAliasName) {
-            final var location = response.header("Location", startsWith("http://localhost"))
-                    .extract().header("Location");
-            final var newSubjectUuid = UUID.fromString(
-                    location.substring(location.lastIndexOf('/') + 1));
-            assertThat(newSubjectUuid).isNotNull();
-            UseCaseTest.aliases.put(uuidAliasName, newSubjectUuid);
+        public void keep() {
+            UseCaseTest.putAlias(
+                    nextTitle != null ? nextTitle : resultAlias,
+                    new UseCaseTest.Alias<>(UseCase.this.getClass(), locationUuid));
         }
     }
+
+    void log(final String output) {
+        testSuite.log(output);
+    }
+
+    protected T self() {
+        //noinspection unchecked
+        return (T) this;
+    }
 }

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/UseCaseTest.java

@@ -1,28 +1,43 @@
 package net.hostsharing.hsadminng.hs.office.usecases;
 
+import lombok.Getter;
+import lombok.SneakyThrows;
 import net.hostsharing.hsadminng.hs.office.person.HsOfficePersonEntity;
 import net.hostsharing.hsadminng.hs.office.person.HsOfficePersonRepository;
 import net.hostsharing.hsadminng.lambda.Reducer;
 import net.hostsharing.hsadminng.rbac.context.ContextBasedTest;
 import net.hostsharing.hsadminng.rbac.test.JpaAttempt;
+import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.extension.BeforeEachCallback;
-import org.junit.jupiter.api.extension.ExtensionContext;
-import org.junit.jupiter.api.extension.TestWatcher;
+import org.junit.jupiter.api.TestInfo;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.web.server.LocalServerPort;
 
+import java.io.FileWriter;
+import java.io.PrintWriter;
+import java.lang.reflect.Method;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.UUID;
+import java.util.stream.Collectors;
 
-import static org.assertj.core.api.Assumptions.assumeThat;
+import static org.assertj.core.api.Assertions.assertThat;
 
 public abstract class UseCaseTest extends ContextBasedTest {
 
     final static String RUN_AS_USER = "superuser-alex@hostsharing.net"; // TODO.test: use global:AGENT when implemented
 
-    final static Map<String, UUID> aliases = new HashMap<>();
+    @Getter
+    public static TestInfo currentTestInfo;
+
+    @Getter
+    private PrintWriter markdownFile;
+
+    record Alias<T extends UseCase<T>>(Class<T> useCase, UUID uuid) {}
+
+    private final static Map<String, Alias<?>> aliases = new HashMap<>();
+    private final static Map<String, Object> properties = new HashMap<>();
 
     @LocalServerPort
     Integer port;
@@ -33,33 +48,75 @@ public abstract class UseCaseTest extends ContextBasedTest {
     @Autowired
     JpaAttempt jpaAttempt;
 
+    @SneakyThrows
     @BeforeEach
-    void init() {
+    void init(final TestInfo testInfo) {
         jpaAttempt.transacted(() ->
                 {
                     context.define("superuser-alex@hostsharing.net");
                     aliases.put(
-                            "person:Hostsharing eG.uuid",
+                            "Person: Hostsharing eG",
+                            new Alias<>(
+                                    null,
                                     personRepo.findPersonByOptionalNameLike("Hostsharing eG")
                                             .stream()
                                             .map(HsOfficePersonEntity::getUuid)
-                                    .reduce(Reducer::toSingleElement).orElseThrow());
-                }
+                                            .reduce(Reducer::toSingleElement).orElseThrow())
                     );
                 }
+        );
+
+        final var testMethodName = testInfo.getTestMethod().map(Method::getName).orElseThrow();
+        markdownFile = new PrintWriter(new FileWriter(testMethodName + ".md"));
+        log("## Testcase " + testMethodName.replaceAll("([a-z])([A-Z]+)", "$1 $2"));
+        currentTestInfo = testInfo; // FIXME: remove?
     }
 
-class OrderedDependedTestsExtension implements TestWatcher, BeforeEachCallback {
-
-    private static boolean previousTestsPassed = true;
-
-    @Override
-    public void testFailed(final ExtensionContext context, final Throwable cause) {
-        previousTestsPassed = false;
+    @AfterEach
+    void cleanup() {
+        properties.clear();
+        markdownFile.close();
     }
 
-    @Override
-    public void beforeEach(final ExtensionContext extensionContext) {
-        assumeThat(previousTestsPassed).isTrue();
+    @SneakyThrows
+    void log(final String output) {
+        markdownFile.println(output);
     }
+
+    static boolean containsAlias(final String alias) {
+        return aliases.containsKey(alias);
+    }
+
+    static Alias<?> getAlias(final String name) {
+        final var alias = aliases.get(name);
+        assertThat(alias).as("alias '" + name + "' not found in aliases [" +
+                aliases.keySet().stream().map(v -> "'" + v + "'").collect(Collectors.joining(", ")) + "]"
+        ).isNotNull();
+        return alias;
+    }
+
+    static void putAlias(final String name, final Alias<?> value) {
+        aliases.put(name, value);
+    }
+
+    static void putProperty(final String name, final Object value) {
+        properties.put(name, (value instanceof String string) ? resolve(string) : value);
+    }
+
+    static LinkedHashMap<String, Object> properties() {
+        return new LinkedHashMap<>(properties);
+    }
+
+    static Map<String, Object> knowVariables() {
+        final var map = new LinkedHashMap<String, Object>();
+        UseCaseTest.aliases.forEach((key, value) -> map.put(key, value.uuid()));
+        map.putAll(UseCaseTest.properties);
+        return map;
+    }
+
+    static String resolve(final String text) {
+        final var resolved = new TemplateResolver(text, UseCaseTest.knowVariables()).resolve();
+        return resolved;
+    }
+
 }

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/debitor/CreateSelfDebitorForPartner.java

@@ -0,0 +1,62 @@
+package net.hostsharing.hsadminng.hs.office.usecases.debitor;
+
+import net.hostsharing.hsadminng.hs.office.usecases.UseCase;
+import net.hostsharing.hsadminng.hs.office.usecases.UseCaseTest;
+
+import static io.restassured.http.ContentType.JSON;
+import static org.springframework.http.HttpStatus.CREATED;
+
+public class CreateSelfDebitorForPartner extends UseCase<CreateSelfDebitorForPartner> {
+
+    public CreateSelfDebitorForPartner(final UseCaseTest testSuite, final String resultAlias) {
+        super(testSuite, resultAlias);
+
+        requires("Person: Test AG");
+    }
+
+    @Override
+    protected HttpResponse run() {
+        keep("BankAccount: Test AG - refund bank account", () ->
+                httpPost("/api/hs/office/bankaccounts", usingJsonBody("""
+                         {
+                             "holder": "Test AG - refund bank account",
+                             "iban": "DE88100900001234567892",
+                             "bic": "BEVODEBB"
+                        }
+                        """))
+                        .expecting(CREATED).expecting(JSON)
+        );
+
+        keep("Contact: Test AG - billing department", () ->
+                httpPost("/api/hs/office/contacts", usingJsonBody("""
+                        {
+                            "caption": ${billingContactCaption},
+                            "emailAddresses": {
+                                "main": ${billingContactEmailAddress}
+                            }
+                        }
+                        """))
+                        .expecting(CREATED).expecting(JSON)
+        );
+
+        return httpPost("/api/hs/office/debitors", usingJsonBody("""
+                {
+                    "debitorRel": {
+                        "type": "DEBITOR", // FIXME: should be defaulted to DEBITOR
+                        "anchorUuid": ${partnerPersonUuid},
+                        "holderUuid": ${partnerPersonUuid},
+                        "contactUuid": ${Contact: Test AG - billing department}
+                     },
+                    "debitorNumberSuffix": ${debitorNumberSuffix},
+                    "billable": ${billable},
+                    "vatId": ${vatId},
+                    "vatCountryCode": ${vatCountryCode},
+                    "vatBusiness": ${vatBusiness},
+                    "vatReverseCharge": ${vatReverseCharge},
+                    "refundBankAccountUuid": ${BankAccount: Test AG - refund bank account},
+                    "defaultPrefix": ${defaultPrefix}
+                }
+                """))
+                .expecting(CREATED).expecting(JSON);
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/membership/CreateMembership.java

@@ -0,0 +1,31 @@
+package net.hostsharing.hsadminng.hs.office.usecases.membership;
+
+import io.restassured.http.ContentType;
+import net.hostsharing.hsadminng.hs.office.usecases.UseCase;
+import net.hostsharing.hsadminng.hs.office.usecases.UseCaseTest;
+import org.springframework.http.HttpStatus;
+
+public class CreateMembership extends UseCase<CreateMembership> {
+
+    public CreateMembership(final UseCaseTest testSuite) {
+        super(testSuite);
+
+        requires("Partner: Test AG");
+    }
+
+    @Override
+    protected HttpResponse run() {
+        keep("Membership: Test AG 00", () ->
+            httpPost("/api/hs/office/memberships", usingJsonBody("""
+                    {
+                       "partnerUuid": ${Partner: Test AG},
+                       "memberNumberSuffix": "00",
+                       "validFrom": "2024-10-15",
+                       "membershipFeeBillable": "true"
+                    }
+                    """))
+                    .expecting(HttpStatus.CREATED).expecting(ContentType.JSON)
+        );
+        return null;
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/partner/CreatePartner.java

@@ -0,0 +1,55 @@
+package net.hostsharing.hsadminng.hs.office.usecases.partner;
+
+import io.restassured.http.ContentType;
+import net.hostsharing.hsadminng.hs.office.usecases.UseCase;
+import net.hostsharing.hsadminng.hs.office.usecases.UseCaseTest;
+import org.springframework.http.HttpStatus;
+
+public class CreatePartner extends UseCase<CreatePartner> {
+
+    public CreatePartner(final UseCaseTest testSuite, final String resultAlias) {
+        super(testSuite, resultAlias);
+    }
+
+    @Override
+    protected HttpResponse run() {
+
+        keep("Person: %{tradeName}", () ->
+            httpPost("/api/hs/office/persons", usingJsonBody("""
+                    {
+                        "personType": ${personType},
+                        "tradeName": ${tradeName}
+                    }
+                    """))
+                    .expecting(HttpStatus.CREATED).expecting(ContentType.JSON)
+        );
+
+        keep("Contact: %{tradeName} - Bord of Directors", () ->
+            httpPost("/api/hs/office/contacts", usingJsonBody("""
+                    {
+                        "caption": ${contactCaption},
+                        "emailAddresses": {
+                            "main": ${emailAddress}
+                        }
+                    }
+                    """))
+                    .expecting(HttpStatus.CREATED).expecting(ContentType.JSON)
+        );
+
+        return httpPost("/api/hs/office/partners", usingJsonBody("""
+                {
+                    "partnerNumber": ${partnerNumber},
+                    "partnerRel": {
+                         "anchorUuid": ${Person: Hostsharing eG},
+                         "holderUuid": ${Person: %{tradeName}},
+                         "contactUuid": ${Contact: %{tradeName} - Bord of Directors}
+                    },
+                    "details": {
+                        "registrationOffice": "Registergericht Hamburg",
+                        "registrationNumber": "1234567"
+                    }
+                }
+                """))
+                .expecting(HttpStatus.CREATED).expecting(ContentType.JSON);
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/office/usecases/partner/DeletePartner.java

@@ -0,0 +1,25 @@
+package net.hostsharing.hsadminng.hs.office.usecases.partner;
+
+import net.hostsharing.hsadminng.hs.office.usecases.UseCase;
+import net.hostsharing.hsadminng.hs.office.usecases.UseCaseTest;
+import org.springframework.http.HttpStatus;
+
+public class DeletePartner extends UseCase<DeletePartner> {
+
+    public DeletePartner(final UseCaseTest testSuite) {
+        super(testSuite);
+
+        requires("Partner: Delete AG", alias -> new CreatePartner(testSuite, alias)
+                .given("personType", "LEGAL_PERSON")
+                .given("tradeName", "Delete AG")
+                .given("contactCaption", "Delete AG - Bord of Directors")
+                .given("emailAddress",  "bord-of-directors@delete-ag.example.org"));
+    }
+
+    @Override
+    protected HttpResponse run() {
+        httpDelete("/api/hs/office/partners/" + uuid("Partner: Delete AG"))
+                .expecting(HttpStatus.NO_CONTENT);
+        return null;
+    }
+}