fixed CSVStockFileParserTest

Created StockFileReaderTest

src/test/java/millions/CSVStockFileParserTest.java

@@ -11,6 +11,8 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
 public class CSVStockFileParserTest {
   @TempDir
   static Path tempDir;
@@ -32,9 +34,8 @@ public static void setUpTestFile() throws Exception {
   @Test
   public void parseStockFileTest(){
     StockFileReader stockFileReader = new StockFileReader(sharedFile);
-    stockFileReader.readFile().forEach(System.out::println);
 
     CSVStockFileParser parser = new CSVStockFileParser(stockFileReader.readFile());
-    parser.parse().forEach(s -> System.out.println(s.toString()));
+    assertEquals(3, parser.parse().size());
   }
 }

src/test/java/millions/StockFileReaderTest.java

@@ -0,0 +1,35 @@
+package millions;
+
+import millions.controller.fileIO.StockFileReader;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class StockFileReaderTest {
+  @TempDir
+  static Path tempDir;
+
+  static Path sharedFile;
+  @BeforeAll
+  public static void setUpTestFile() throws Exception {
+    sharedFile = Files.createFile(tempDir.resolve("file.csv"));
+    String string = "# Top 500 US Stocks by Market Cap\n";
+    string += "# Ticker,Name,Price\n";
+    string += "\n";
+    string += "NVDA,Nvidia,191.27\n";
+    string += "AAPL,Apple Inc.,276.43\n";
+    string += "MSFT,Microsoft,404.68\n";
+    Files.writeString(sharedFile, string);
+  }
+
+  @Test
+  public void testReadStockFile() throws Exception {
+    StockFileReader stockFileReader = new StockFileReader(sharedFile);
+    assertEquals(6, stockFileReader.readFile().size());
+  }
+}