Added tests for option and flag parser

Author: Despical

src/test/java/me/despical/commandframework/test/FlagParserTest.java

@@ -0,0 +1,77 @@
+/*
+ * Command Framework - Annotation based command framework
+ * Copyright (C) 2025  Berke Akçen
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package me.despical.commandframework.test;
+
+import me.despical.commandframework.annotations.Flag;
+import me.despical.commandframework.parser.OptionParser;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.Method;
+import java.util.Set;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+/**
+ * @author Despical
+ * <p>
+ * Created at 12.10.2025
+ */
+class FlagParserTest {
+
+    private Set<String> parseFlagsForMethod(String methodName, String[] args) throws NoSuchMethodException {
+        Method method = FlagParserTestMethods.class.getMethod(methodName);
+        OptionParser parser = new OptionParser(args, method);
+        return parser.parseFlags();
+    }
+
+    /**
+     * Flag(value = "verbose", prefix = "--")
+     */
+    @Test
+    void test_flags_with_default_prefix() throws NoSuchMethodException {
+        String[] args = {"--", "--verbose", "-nogui", "is-that-even-a-flag"};
+        Set<String> parsedFlags = parseFlagsForMethod("flagMethodWithDefaultPrefix", args);
+
+        assertEquals(1, parsedFlags.size());
+        assertTrue(parsedFlags.contains("verbose"));
+    }
+
+    /**
+     * Flag(value = {"verbose", "nogui"}, prefix = ".")
+     */
+    @Test
+    void test_flags_with_custom_prefix() throws NoSuchMethodException {
+        String[] args = {".", ".verbose", ".nogui", ".noflag"};
+        Set<String> parsedFlags = parseFlagsForMethod("flagMethodWithCustomPrefix", args);
+
+        assertEquals(2, parsedFlags.size());
+        assertFalse(parsedFlags.contains("noflag"));
+        assertTrue(parsedFlags.contains("verbose"));
+        assertTrue(parsedFlags.contains("nogui"));
+    }
+
+    public static class FlagParserTestMethods {
+
+        @Flag(value = "verbose")
+        public void flagMethodWithDefaultPrefix() {}
+
+        @Flag(value = {"verbose", "nogui"}, prefix = ".")
+        public void flagMethodWithCustomPrefix() {}
+    }
+}

src/test/java/me/despical/commandframework/test/OptionParserTest.java

@@ -0,0 +1,91 @@
+/*
+ * Command Framework - Annotation based command framework
+ * Copyright (C) 2025  Berke Akçen
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package me.despical.commandframework.test;
+
+import me.despical.commandframework.annotations.Option;
+import me.despical.commandframework.parser.OptionParser;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.Method;
+import java.util.List;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+/**
+ * @author Despical
+ * <p>
+ * Created at 12.10.2025
+ */
+class OptionParserTest {
+
+    private Map<String, List<String>> parseOptions(String methodName, String[] args) throws NoSuchMethodException {
+        Method method = OptionParserTestMethods.class.getMethod(methodName);
+        OptionParser parser = new OptionParser(args, method);
+        return parser.parseOptions();
+    }
+
+    @Test
+    void test_defaultOption_multipleValues() throws NoSuchMethodException {
+        String[] args = {"--players=berke,despical"};
+        Map<String, List<String>> parsedOptions = parseOptions("defaultOption", args);
+
+        assertTrue(parsedOptions.containsKey("players"));
+        List<String> values = parsedOptions.get("players");
+        assertEquals(2, values.size());
+        assertTrue(values.contains("berke"));
+        assertTrue(values.contains("despical"));
+    }
+
+    @Test
+    void test_optionNoSeparating_valuesAsSingleString() throws NoSuchMethodException {
+        String[] args = {"--players=berke,despical"};
+        Map<String, List<String>> parsedOptions = parseOptions("optionNoSeparating", args);
+
+        assertTrue(parsedOptions.containsKey("players"));
+        List<String> values = parsedOptions.get("players");
+        assertEquals(1, values.size());
+        assertEquals("berke,despical", values.getFirst());
+    }
+
+    @Test
+    void test_customOption_withCustomPrefixAndKeySeparator() throws NoSuchMethodException {
+        String[] args = {".teams:alpha,beta"};
+        Map<String, List<String>> parsedOptions = parseOptions("customOption", args);
+
+        assertTrue(parsedOptions.containsKey("teams"));
+        List<String> values = parsedOptions.get("teams");
+        assertEquals(2, values.size());
+        assertTrue(values.contains("alpha"));
+        assertTrue(values.contains("beta"));
+    }
+
+    public static class OptionParserTestMethods {
+
+        @Option("players")
+        public void defaultOption() {}
+
+        @Option(value = "players", allowSeparating = false)
+        public void optionNoSeparating() {}
+
+        @Option(value = "teams", prefix = ".", keySeparator = ":")
+        public void customOption() {}
+    }
+}