Add the multi-block tests support.

src/main/java/space/kklochko/simple_jbdd/Main.java

@@ -0,0 +1,24 @@
+package space.kklochko.simple_jbdd;
+
+import space.kklochko.simple_jbdd.tests.factories.AbstractTestRunnerFactory;
+import space.kklochko.simple_jbdd.tests.factories.SimpleTestRunnerFactory;
+import space.kklochko.simple_jbdd.tests.loaders.NameClassLoader;
+import space.kklochko.simple_jbdd.tests.reports.AbstractReporter;
+import space.kklochko.simple_jbdd.tests.reports.CLIReporter;
+import space.kklochko.simple_jbdd.tests.reports.fmt.SimpleTestReportFormatter;
+import space.kklochko.simple_jbdd.tests.runners.CLITestRunner;
+
+public class Main {
+    public static void main(String[] args) {
+        NameClassLoader loader = new NameClassLoader();
+        AbstractTestRunnerFactory testRunnerFactory = new SimpleTestRunnerFactory();
+        AbstractReporter reporter = new CLIReporter(new SimpleTestReportFormatter());
+
+        CLITestRunner runner = new CLITestRunner(loader, testRunnerFactory, reporter);
+
+        boolean status = runner.run();
+
+        System.exit(status ? 0 : 1);
+    }
+}
+

src/main/java/space/kklochko/simple_jbdd/tests/factories/TestCommandFactory.java

@@ -11,37 +11,48 @@ import space.kklochko.simple_jbdd.tests.commands.decorators.BlockDecorator;
 
 import java.lang.annotation.Annotation;
 import java.lang.reflect.Method;
-import java.util.Map;
-import java.util.TreeMap;
+import java.util.*;
 
 public class TestCommandFactory {
     public AbstractTestCommand create(Test input) {
 	    Class<?> aClass = input.getClass();
-	    Map<String, Method> test_methods = this.getTestMethods(aClass);
+	    Map<String, ArrayList<Method>> test_methods = this.getTestMethods(aClass);
 
         AbstractTestCommand<Test> aTestCommand = createTest(aClass, input);
 
         if(test_methods.containsKey("Then")) {
-            Method then = test_methods.get("Then");
-            String label = then.getAnnotation(Then.class).value();
-            aTestCommand = new BlockDecorator<Test>(label, aTestCommand, then, "Then");
+            ArrayList<Method> thens = getMethodsInReverseOrder(test_methods, "Then");
+            for(Method then : thens) {
+                String label = then.getAnnotation(Then.class).value();
+                aTestCommand = new BlockDecorator<Test>(label, aTestCommand, then, "Then");
+            }
         }
 
         if(test_methods.containsKey("When")) {
-            Method when = test_methods.get("When");
-            String label = when.getAnnotation(When.class).value();
-            aTestCommand = new BlockDecorator<Test>(label, aTestCommand, when, "When");
+            ArrayList<Method> whens = getMethodsInReverseOrder(test_methods, "When");
+            for(Method when : whens) {
+                String label = when.getAnnotation(When.class).value();
+                aTestCommand = new BlockDecorator<Test>(label, aTestCommand, when, "When");
+            }
         }
 
         if(test_methods.containsKey("Given")) {
-            Method when = test_methods.get("Given");
-            String label = when.getAnnotation(Given.class).value();
-            aTestCommand = new BlockDecorator<Test>(label, aTestCommand, when, "Given");
+            ArrayList<Method> givens = getMethodsInReverseOrder(test_methods, "Given");
+            for(Method given : givens) {
+                String label = given.getAnnotation(Given.class).value();
+                aTestCommand = new BlockDecorator<Test>(label, aTestCommand, given, "Given");
+            }
         }
 
         return aTestCommand;
     }
 
+    private ArrayList<Method> getMethodsInReverseOrder(Map<String, ArrayList<Method>> test_methods, String key) {
+        ArrayList<Method> methods = test_methods.get(key);
+        Collections.reverse(methods);
+        return methods;
+    }
+
     protected AbstractTestCommand<Test> createTest(Class<?> aClass, Test input) {
         Title aTitle = aClass.getAnnotation(Title.class);
         String title = aClass.getName();
@@ -52,8 +63,8 @@ public class TestCommandFactory {
         return new SimpleTestCommand<Test>(title, input);
     }
 
-    protected <T extends Test> Map<String, Method> getTestMethods(Class<?> aClass) {
-        Map<String, Method> test_methods = new TreeMap<String, Method>();
+    protected <T extends Test> Map<String, ArrayList<Method>> getTestMethods(Class<?> aClass) {
+        Map<String, ArrayList<Method>> test_methods = new TreeMap<>();
 
         for(Method method : aClass.getDeclaredMethods()) {
             Annotation[] annotations = method.getAnnotations();
@@ -62,15 +73,21 @@ public class TestCommandFactory {
                 continue;
 
             if(method.isAnnotationPresent(Given.class))
-                test_methods.put("Given", method);
+                addMethodTo(test_methods, "Given", method);
 
             if(method.isAnnotationPresent(When.class))
-                test_methods.put("When", method);
+                addMethodTo(test_methods, "When", method);
 
             if(method.isAnnotationPresent(Then.class))
-                test_methods.put("Then", method);
+                addMethodTo(test_methods, "Then", method);
         }
 
         return test_methods;
     }
+
+    private void addMethodTo(Map<String, ArrayList<Method>> test_methods, String key, Method method) {
+        ArrayList<Method> methods = test_methods.getOrDefault(key, new ArrayList<>());
+        methods.add(method);
+        test_methods.put(key, methods);
+    }
 }

src/main/java/space/kklochko/simple_jbdd/tests/factories/TestCommandQueueFactory.java

@@ -9,6 +9,11 @@ public class TestCommandQueueFactory {
     private ArrayList<Test> tests;
     private TestCommandFactory factory;
 
+    public TestCommandQueueFactory(ArrayList<Test> tests) {
+        setTests(tests);
+        setFactory(new TestCommandFactory());
+    }
+
     public TestCommandQueueFactory(ArrayList<Test> tests, TestCommandFactory factory) {
         setTests(tests);
         setFactory(factory);

src/main/java/space/kklochko/simple_jbdd/tests/loaders/SingleTestLoader.java

@@ -0,0 +1,50 @@
+package space.kklochko.simple_jbdd.tests.loaders;
+
+import space.kklochko.simple_jbdd.tests.Test;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+
+public class SingleTestLoader {
+    String className;
+
+    public SingleTestLoader(String className) {
+        setClassName(className);
+    }
+
+    public Test load() {
+        SingleClassLoader loader = new SingleClassLoader(getClassName());
+        Class<?> aClass = loader.load();
+
+        if(aClass == null)
+            return null;
+
+        Constructor defaultConstructor = null;
+
+        for(Constructor constructor : aClass.getDeclaredConstructors()) {
+            if(constructor.getParameterCount() == 0) {
+                defaultConstructor = constructor;
+                break;
+            }
+        }
+
+        try {
+            return (Test) defaultConstructor.newInstance();
+        } catch (InstantiationException e) {
+            throw new RuntimeException(e);
+        } catch (IllegalAccessException e) {
+            throw new RuntimeException(e);
+        } catch (InvocationTargetException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public String getClassName() {
+        return className;
+    }
+
+    public void setClassName(String className) {
+        this.className = className;
+    }
+}
+

src/main/java/space/kklochko/simple_jbdd/tests/reports/CLIReporter.java

@@ -10,6 +10,10 @@ import org.apache.commons.lang3.StringUtils;
 public class CLIReporter extends AbstractReporter {
     final int terminalWidth = 80;
 
+    public CLIReporter(AbstractTestReportFormatter formatter) {
+        super(null, formatter);
+    }
+
     public CLIReporter(ArrayList<AbstractMap.SimpleEntry<AbstractTestCommandMetaDataFactory, Boolean>> metadata, AbstractTestReportFormatter formatter) {
         super(metadata, formatter);
     }
@@ -20,15 +24,15 @@ public class CLIReporter extends AbstractReporter {
         int passed = count(testData, true);
         int failed = count(testData, false);
 
-        System.out.printf("%s\n", center(" Tests "));
+        System.out.printf("%s\n\n", center(" Tests "));
         printTests(testData);
 
         if(failed != 0) {
-            System.out.printf("\n%s\n", center(" Errors "));
+            System.out.printf("%s\n\n", center(" Errors "));
             printTests(failedTestData);
         }
 
-        System.out.printf("\n%s\n", center(" Summary "));
+        System.out.printf("%s\n", center(" Summary "));
         System.out.print(summary(passed, failed));
     }
 

src/main/java/space/kklochko/simple_jbdd/tests/reports/fmt/SimpleTestReportFormatter.java

@@ -25,10 +25,10 @@ public class SimpleTestReportFormatter extends AbstractTestReportFormatter {
 
         for(int i=1; i<getTestMetaData().size(); ++i) {
             AbstractMap.SimpleEntry<String, String> pair = getTestMetaData().get(i);
-            result += String.format("\t%s %s\n", pair.getKey(), pair.getValue());
+            result += String.format("\t%s: %s\n", pair.getKey(), pair.getValue());
         }
 
-        return result;
+        return result + '\n';
     }
 
     public String getPassedIcon() {

src/main/java/space/kklochko/simple_jbdd/tests/runners/CLITestRunner.java

@@ -0,0 +1,102 @@
+package space.kklochko.simple_jbdd.tests.runners;
+
+import space.kklochko.simple_jbdd.tests.Test;
+import space.kklochko.simple_jbdd.tests.commands.AbstractTestCommand;
+import space.kklochko.simple_jbdd.tests.factories.AbstractTestRunnerFactory;
+import space.kklochko.simple_jbdd.tests.factories.TestCommandQueueFactory;
+import space.kklochko.simple_jbdd.tests.factories.meta.AbstractTestCommandMetaDataFactory;
+import space.kklochko.simple_jbdd.tests.factories.meta.TestCommandMetaDataFactory;
+import space.kklochko.simple_jbdd.tests.loaders.AbstractNameClassLoader;
+import space.kklochko.simple_jbdd.tests.loaders.SingleTestLoader;
+import space.kklochko.simple_jbdd.tests.reports.AbstractReporter;
+
+import java.util.AbstractMap;
+import java.util.ArrayList;
+import java.util.Set;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+public class CLITestRunner extends AbstractTestRunner {
+    private ArrayList<AbstractTestCommand<Test>> commands;
+    private AbstractNameClassLoader classLoader;
+    private AbstractTestRunnerFactory runnerFactory;
+    private AbstractReporter reporter;
+
+    public CLITestRunner(AbstractNameClassLoader classLoader, AbstractTestRunnerFactory runnerFactory, AbstractReporter reporter) {
+        setClassLoader(classLoader);
+        setRunnerFactory(runnerFactory);
+        setReporter(reporter);
+    }
+
+    public boolean run() {
+        commands = createCommands(load());
+        ArrayList<Boolean> testStatuses = runTests(commands);
+        report(createMetadata(commands, testStatuses));
+
+        return isFailed(testStatuses);
+    }
+
+    public ArrayList<Test> load() {
+        Set<Class<?>> classes = this.classLoader.load();
+        ArrayList<Test> tests = new ArrayList();
+
+        for(var aClass : classes) {
+            tests.add((new SingleTestLoader(aClass.getName())).load());
+        }
+
+        return tests;
+    }
+
+    public ArrayList<AbstractTestCommand<Test>> createCommands(ArrayList<Test> tests) {
+        TestCommandQueueFactory factory = new TestCommandQueueFactory(tests);
+        return factory.create();
+    }
+
+    public ArrayList<Boolean> runTests(ArrayList<AbstractTestCommand<Test>> commands) {
+        return commands.stream()
+                       .map(c -> runnerFactory.create(c).run())
+                       .collect(Collectors.toCollection(ArrayList::new));
+    }
+
+    public ArrayList<AbstractMap.SimpleEntry<AbstractTestCommandMetaDataFactory, Boolean>> createMetadata(ArrayList<AbstractTestCommand<Test>> commands, ArrayList<Boolean> testStatuses) {
+        return IntStream.range(0, commands.size())
+                        .mapToObj(i -> new AbstractMap.SimpleEntry<AbstractTestCommandMetaDataFactory, Boolean>(
+                                            new TestCommandMetaDataFactory(commands.get(i)),
+                                            testStatuses.get(i)))
+                        .collect(Collectors.toCollection(ArrayList::new));
+    }
+
+    public void report(ArrayList<AbstractMap.SimpleEntry<AbstractTestCommandMetaDataFactory, Boolean>> metadata) {
+        reporter.setMetadata(metadata);
+        reporter.report();
+    }
+
+    public boolean isFailed(ArrayList<Boolean> testStatuses) {
+        return !testStatuses.stream().anyMatch(b -> b == false);
+    }
+
+    public AbstractNameClassLoader getClassLoader() {
+        return classLoader;
+    }
+
+    public void setClassLoader(AbstractNameClassLoader classLoader) {
+        this.classLoader = classLoader;
+    }
+
+    public AbstractTestRunnerFactory getRunnerFactory() {
+        return runnerFactory;
+    }
+
+    public void setRunnerFactory(AbstractTestRunnerFactory runnerFactory) {
+        this.runnerFactory = runnerFactory;
+    }
+
+    public AbstractReporter getReporter() {
+        return reporter;
+    }
+
+    public void setReporter(AbstractReporter reporter) {
+        this.reporter = reporter;
+    }
+}
+

src/test/groovy/space/kklochko/simple_jbdd/tests/loaders/IntegratedSingleTestLoader.groovy

@@ -0,0 +1,31 @@
+package space.kklochko.simple_jbdd.tests.loaders
+
+import space.kklochko.simple_jbdd.test_examples.tests.SimpleThenTest
+import spock.lang.Narrative
+import spock.lang.Specification
+import spock.lang.Subject
+import spock.lang.Title
+
+@Narrative("""The loader must return a class or null, so
+those tests check if responses are right.
+""")
+@Title("Integrated tests for SingleTestLoader.")
+class IntegratedSingleTestLoader extends Specification {
+    def "The class has been loaded."() {
+        given: "I have a class loader"
+        @Subject
+        def loader = new SingleTestLoader(className)
+
+        when: "The class was loaded"
+        def aClass = loader.load()
+
+        then: "Checking that the test result is expected"
+        aClass?.class == expectedClass
+
+        where: "Possible variants of tests"
+        className                                                       || expectedClass
+        "fourHundredFour"                                               || null
+        "space.kklochko.simple_jbdd.test_examples.tests.SimpleThenTest" || SimpleThenTest
+    }
+}
+

src/test/groovy/space/kklochko/simple_jbdd/tests/reports/fmt/SimpleTestReportFormatterSpec.groovy

@@ -36,8 +36,8 @@ class SimpleTestReportFormatterSpec extends Specification {
 
         where: "Possible variants of tests"
         isPassed || expectedFormat
-        true     || "✓ A simple test\n\tThen Then block\n"
-        false    || "⨯ A simple test\n\tThen Then block\n"
+        true     || "✓ A simple test\n\tThen: Then block\n\n"
+        false    || "⨯ A simple test\n\tThen: Then block\n\n"
     }
 
     def "If the map of methods have GivenWhenThen blocks."() {
@@ -61,8 +61,8 @@ class SimpleTestReportFormatterSpec extends Specification {
 
         where: "Possible variants of tests"
         isPassed || expectedFormat
-        true     || "✓ A simple test\n\tGiven Given block\n\tWhen When block\n\tThen Then block\n"
-        false    || "⨯ A simple test\n\tGiven Given block\n\tWhen When block\n\tThen Then block\n"
+        true     || "✓ A simple test\n\tGiven: Given block\n\tWhen: When block\n\tThen: Then block\n\n"
+        false    || "⨯ A simple test\n\tGiven: Given block\n\tWhen: When block\n\tThen: Then block\n\n"
     }
 }