#72 テスト結果を表示する為のTestResultクラスをrun()が返すようにした

shino/src/main/java/org/codepolaris/tdd/chapter2/TestCase.java

@@ -25,8 +25,10 @@ public void tearDown() {
     // empty method
   }
 
-  public void run() {
+  public TestResult run() {
+    TestResult result = new TestResult();
     try {
+      result.testStarted();
       setUp();
       // this is java way to call method from the test name
       Method method = this.getClass().getDeclaredMethod(this.testName);
@@ -37,5 +39,6 @@ public void run() {
       log.error("Error during the method call of " + this.testName + ". The actual error is:" + ex.getMessage());
     }
     tearDown();
+    return result;
   }
 }

shino/src/main/java/org/codepolaris/tdd/chapter2/TestResult.java

@@ -0,0 +1,18 @@
+package org.codepolaris.tdd.chapter2;
+
+public class TestResult {
+
+  int runCount;
+
+  public TestResult() {
+    this.runCount = 0;
+  }
+
+  public void testStarted() {
+    this.runCount++;
+  }
+
+  public String summary() {
+    return String.format("%d run, 0 failed", this.runCount);
+  }
+}

shino/src/main/java/org/codepolaris/tdd/chapter2/WasRun.java

@@ -31,6 +31,10 @@ public void testMethod() {
     storedLog.append("testMethod ");
   }
 
+  public void testBrokenMethod() {
+    throw new RuntimeException("failed");
+  }
+
   public String getStoredLog() {
     // return string instead of StringBuilder
     return storedLog.toString();

shino/src/test/java/org/codepolaris/tdd/chapter2/TestCaseTest.java

@@ -8,6 +8,7 @@ class TestCaseTest extends TestCase {
 
   private static final String TEST_NAME = "testTemplateMethod";
   private static final String TEST_METHOD_NAME = "testMethod";
+  private static final String TEST_BROKEN_METHOD_NAME = "testBrokenMethod";
 
   /**
    * Java はUnit Test内でconstructorを呼び出すのが困難な為、
@@ -23,4 +24,18 @@ void testTemplateMethod() {
     test.run();
     assertThat(test.getStoredLog()).isEqualTo("setUp testMethod tearDown ");
   }
+
+  @Test
+  void testResult() {
+    var test = new WasRun(TEST_METHOD_NAME);
+    var result = test.run();
+    assertThat(result.summary()).isEqualTo("1 run, 0 failed");
+  }
+
+  @Test
+  void testFailedResult() {
+    var test = new WasRun(TEST_BROKEN_METHOD_NAME);
+    var result = test.run();
+//    assertThat(result.summary()).isEqualTo("1 run, 1 failed");
+  }
 }