From 3ad7ebf537286a0403160d2ff52efd363693dff2 Mon Sep 17 00:00:00 2001
From: Tanner Lie <tannylie400@gmail.com>
Date: Fri, 15 Mar 2024 01:38:29 +0800
Subject: [PATCH 1/2] Add initial JUnit test

---
 src/main/java/parser/Parser.java     | 12 ++++++++++-
 src/test/java/parser/ParserTest.java | 32 ++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+), 1 deletion(-)
 create mode 100644 src/test/java/parser/ParserTest.java

diff --git a/src/main/java/parser/Parser.java b/src/main/java/parser/Parser.java
index 28d6519f26..83718b1ee4 100644
--- a/src/main/java/parser/Parser.java
+++ b/src/main/java/parser/Parser.java
@@ -1,9 +1,19 @@
 package parser;
 
 import command.Command;
+import command.fight.FightingCommand;
 
 public class Parser {
+
     public Command parserCommand(String userCommand){
-        return null;
+        Command command;
+        switch (userCommand) {
+        case "fight":
+            command = new FightingCommand();
+            break;
+        default:
+            command = null;
+        }
+        return command;
     }
 }
diff --git a/src/test/java/parser/ParserTest.java b/src/test/java/parser/ParserTest.java
new file mode 100644
index 0000000000..12ac0b2545
--- /dev/null
+++ b/src/test/java/parser/ParserTest.java
@@ -0,0 +1,32 @@
+package parser;
+
+import java.util.Arrays;
+
+import command.Command;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class ParserTest {
+
+    private Parser parser;
+
+    @BeforeEach
+    public void setup() {
+        this.parser = new Parser();
+    }
+
+    @Test
+    public void parse_emptyInput_returnsIncorrect() {
+        final String[] emptyInputs = { "", "  ", "\n  \n" };
+        parseAndAssertEmpty(emptyInputs);
+    }
+
+    public void parseAndAssertEmpty(String[] inputs) {
+        for (String input : inputs) {
+            final Command result = parser.parserCommand(input);
+            assertNull(result);
+        }
+    }
+}

From d204f0a394577268bd0ac1997913d9ccc32dd7c1 Mon Sep 17 00:00:00 2001
From: Tanner Lie <tannylie400@gmail.com>
Date: Fri, 15 Mar 2024 08:53:03 +0800
Subject: [PATCH 2/2] Resolve pipeline error

---
 src/test/java/parser/ParserTest.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/test/java/parser/ParserTest.java b/src/test/java/parser/ParserTest.java
index 12ac0b2545..5a6f33107f 100644
--- a/src/test/java/parser/ParserTest.java
+++ b/src/test/java/parser/ParserTest.java
@@ -6,7 +6,7 @@
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertNull;
 
 public class ParserTest {