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bank-account: add ignore hint and improve HINTS.md

Frida Tveit 9 yıl önce
ebeveyn
b9e3d3d75c
işleme
86faec5d9b
2 değiştirilmiş dosya ile 18 ekleme ve 14 silme
Görünümü Böl Farklılık Durumunu Göster
  1. 5
    1
      exercises/bank-account/HINTS.md
  2. 13
    13
      exercises/bank-account/src/test/java/BankAccountTest.java

+ 5
- 1
exercises/bank-account/HINTS.md Dosyayı Görüntüle 

@@ -4,4 +4,8 @@ To pass the last test you might find the
4 4
5 5 
 Problems arising from running code concurrently are often intermittent because they depend on the order the code is
6 6 
 executed. Therefore the last test runs many [threads](https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html)
7 
-several times to increase the chances of catching a bug.
7 
+several times to increase the chances of catching a bug. That means this test should fail if your implementation is not
8 
+[thread safe](https://en.wikipedia.org/wiki/Thread_safety), but there is a chance it will pass just because there was
9 
+no concurrent modification attempt. It is unlikely that this will occur several times
10 
+in a row since the order the code is executed should vary every time you run the test. So if you run the last test a
11 
+couple of times and it passes every time then you can be reasonably sure that your implementation is correct.

+ 13
- 13
exercises/bank-account/src/test/java/BankAccountTest.java Dosyayı Görüntüle 

@@ -26,7 +26,7 @@ public class BankAccountTest {
26 26 
         assertEquals(0, bankAccount.getBalance());
27 27 
     }
28 28
29 
-    @Ignore
29 
+    @Ignore("Remove to run test")
30 30 
     @Test
31 31 
     public void canDepositMoney() throws BankAccountActionInvalidException {
32 32 
         bankAccount.open();
 
@@ -36,7 +36,7 @@ public class BankAccountTest {
36 36 
         assertEquals(10, bankAccount.getBalance());
37 37 
     }
38 38
39 
-    @Ignore
39 
+    @Ignore("Remove to run test")
40 40 
     @Test
41 41 
     public void canDepositMoneySequentially() throws BankAccountActionInvalidException {
42 42 
         bankAccount.open();
 
@@ -47,7 +47,7 @@ public class BankAccountTest {
47 47 
         assertEquals(28, bankAccount.getBalance());
48 48 
     }
49 49
50 
-    @Ignore
50 
+    @Ignore("Remove to run test")
51 51 
     @Test
52 52 
     public void canWithdrawMoney() throws BankAccountActionInvalidException {
53 53 
         bankAccount.open();
 
@@ -58,7 +58,7 @@ public class BankAccountTest {
58 58 
         assertEquals(5, bankAccount.getBalance());
59 59 
     }
60 60
61 
-    @Ignore
61 
+    @Ignore("Remove to run test")
62 62 
     @Test
63 63 
     public void canWithdrawMoneySequentially() throws BankAccountActionInvalidException {
64 64 
         bankAccount.open();
 
@@ -70,7 +70,7 @@ public class BankAccountTest {
70 70 
         assertEquals(0, bankAccount.getBalance());
71 71 
     }
72 72
73 
-    @Ignore
73 
+    @Ignore("Remove to run test")
74 74 
     @Test
75 75 
     public void cannotWithdrawMoneyFromEmptyAccount() throws BankAccountActionInvalidException {
76 76 
         bankAccount.open();
 
@@ -81,7 +81,7 @@ public class BankAccountTest {
81 81 
         bankAccount.withdraw(5);
82 82 
     }
83 83
84 
-    @Ignore
84 
+    @Ignore("Remove to run test")
85 85 
     @Test
86 86 
     public void cannotWithdrawMoreMoneyThanYouHave() throws BankAccountActionInvalidException {
87 87 
         bankAccount.open();
 
@@ -93,7 +93,7 @@ public class BankAccountTest {
93 93 
         bankAccount.withdraw(7);
94 94 
     }
95 95
96 
-    @Ignore
96 
+    @Ignore("Remove to run test")
97 97 
     @Test
98 98 
     public void cannotDepositNegativeAmount() throws BankAccountActionInvalidException {
99 99 
         bankAccount.open();
 
@@ -104,7 +104,7 @@ public class BankAccountTest {
104 104 
         bankAccount.deposit(-1);
105 105 
     }
106 106
107 
-    @Ignore
107 
+    @Ignore("Remove to run test")
108 108 
     @Test
109 109 
     public void cannotWithdrawNegativeAmount() throws BankAccountActionInvalidException {
110 110 
         bankAccount.open();
 
@@ -116,7 +116,7 @@ public class BankAccountTest {
116 116 
         bankAccount.withdraw(-5);
117 117 
     }
118 118
119 
-    @Ignore
119 
+    @Ignore("Remove to run test")
120 120 
     @Test
121 121 
     public void cannotGetBalanceOfClosedAccount() throws BankAccountActionInvalidException {
122 122 
         bankAccount.open();
 
@@ -129,7 +129,7 @@ public class BankAccountTest {
129 129 
         bankAccount.getBalance();
130 130 
     }
131 131
132 
-    @Ignore
132 
+    @Ignore("Remove to run test")
133 133 
     @Test
134 134 
     public void cannotDepositMoneyIntoClosedAccount() throws BankAccountActionInvalidException {
135 135 
         bankAccount.open();
 
@@ -141,7 +141,7 @@ public class BankAccountTest {
141 141 
         bankAccount.deposit(5);
142 142 
     }
143 143
144 
-    @Ignore
144 
+    @Ignore("Remove to run test")
145 145 
     @Test
146 146 
     public void cannotWithdrawMoneyFromClosedAccount() throws BankAccountActionInvalidException {
147 147 
         bankAccount.open();
 
@@ -154,7 +154,7 @@ public class BankAccountTest {
154 154 
         bankAccount.withdraw(5);
155 155 
     }
156 156
157 
-    @Ignore
157 
+    @Ignore("Remove to run test")
158 158 
     @Test
159 159 
     public void bankAccountIsClosedBeforeItIsOpened() throws BankAccountActionInvalidException {
160 160 
         expectedException.expect(BankAccountActionInvalidException.class);
 
@@ -163,7 +163,7 @@ public class BankAccountTest {
163 163 
         bankAccount.getBalance();
164 164 
     }
165 165
166 
-    @Ignore
166 
+    @Ignore("Remove to run test")
167 167 
     @Test
168 168 
     public void canAdjustBalanceConcurrently() throws BankAccountActionInvalidException, InterruptedException {
169 169 
         bankAccount.open();