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Commit78f7a80

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adds new test for testing encoding and compressing email.
1 parent59eb36e commit78f7a80

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2 files changed

+34
-17
lines changed

2 files changed

+34
-17
lines changed

‎src/main/java/com/designpatterns/structural/decorator/CompressingDecorator.java‎

Lines changed: 6 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -16,22 +16,20 @@ public CompressingDecorator(Sender sender) {
1616

1717
@Override
1818
publicStringsend(Stringcontent) {
19-
StringcompressedContent =newString(compressContent(content));
19+
byte[]compressedBytes =compressContent(content);
20+
StringcompressedContent =newString(compressedBytes);
2021
super.send(compressedContent);
2122
returncompressedContent;
2223
}
2324

2425
privatebyte[]compressContent(Stringcontent) {
25-
try{
26-
ByteArrayOutputStreambaostream =newByteArrayOutputStream();
27-
OutputStreamoutStream =newGZIPOutputStream(baostream);
28-
outStream.write(content.getBytes("UTF-8"));
26+
try (ByteArrayOutputStreambaostream =newByteArrayOutputStream();
27+
OutputStreamoutStream =newGZIPOutputStream(baostream)){
28+
outStream.write(content.getBytes());
2929
outStream.close();
30-
byte[]compressedBytes =baostream.toByteArray();// toString not always possible
31-
returncompressedBytes;
30+
returnbaostream.toByteArray();
3231
}catch (IOExceptione) {
3332
thrownewRuntimeException("exception happened while compressing email content");
34-
3533
}
3634
}
3735

Lines changed: 28 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -1,9 +1,6 @@
11
packagecom.designpatterns.decorator;
22

3-
importcom.designpatterns.structural.decorator.EmailSender;
4-
importcom.designpatterns.structural.decorator.EncodingDecorator;
5-
importcom.designpatterns.structural.decorator.Sender;
6-
importcom.designpatterns.structural.decorator.SenderDecorator;
3+
importcom.designpatterns.structural.decorator.*;
74
importorg.junit.jupiter.api.Assertions;
85
importorg.junit.jupiter.api.Test;
96

@@ -16,28 +13,50 @@ public void testDecorator_sendEmailAsPlainText() {
1613
Stringmessage ="test message";
1714
EmailSendersender =newEmailSender();
1815
Stringcontent =sender.send(message);
19-
2016
Assertions.assertEquals(content,message);
21-
2217
}
2318

2419
@Test
25-
publicvoidtestDecorator_sendEmailAsEncodedTest() {
20+
publicvoidtestDecorator_sendEmailAsEncodedText() {
2621
Stringmessage ="test message";
2722
Sendersender =newSenderDecorator(
2823
newEncodingDecorator(
2924
newEmailSender()
3025
)
3126
);
32-
3327
StringencodedContent =sender.send(message);
34-
3528
Assertions.assertEquals(
3629
newString(Base64.getDecoder().decode (encodedContent)),
3730
message
3831
);
32+
}
3933

34+
@Test
35+
publicvoidtestDecorator_sendEmailAsCompressedText() {
36+
Stringmessage ="Java is a general-purpose programming language that is class-based, object-oriented, and designed to have as few implementation dependencies as possible. It is intended to let application developers write once, run anywhere (WORA),[15] meaning that compiled Java code can run on all platforms that support Java without the need for recompilation.[16] Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM) regardless of the underlying computer architecture. The syntax of Java is similar to C and C++, but it has fewer low-level facilities than either of them. As of 2019, Java was one of the most popular programming languages in use according to GitHub,[17][18] particularly for client-server web applications, with a reported 9 million developers.";
37+
Sendersender =newSenderDecorator(
38+
newCompressingDecorator(
39+
newEmailSender()
40+
)
41+
);
42+
StringcompressedContent =sender.send(message);
43+
Assertions.assertTrue(message.length()>=compressedContent.length());
44+
}
45+
46+
@Test
47+
publicvoidtestDecorator_sendEmailAsEncodedCompressedText() {
48+
Stringmessage ="Java is a general-purpose programming language that is class-based, object-oriented, and designed to have as few implementation dependencies as possible. It is intended to let application developers write once, run anywhere (WORA),[15] meaning that compiled Java code can run on all platforms that support Java without the need for recompilation.[16] Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM) regardless of the underlying computer architecture. The syntax of Java is similar to C and C++, but it has fewer low-level facilities than either of them. As of 2019, Java was one of the most popular programming languages in use according to GitHub,[17][18] particularly for client-server web applications, with a reported 9 million developers.";
49+
Sendersender =newSenderDecorator(
50+
newEncodingDecorator(
51+
newCompressingDecorator(
52+
newEmailSender()
53+
)
54+
)
4055

56+
);
57+
StringencodedCompressedContent =sender.send(message);
4158

59+
StringdecodedCompressed =newString(Base64.getDecoder().decode (encodedCompressedContent));
60+
Assertions.assertTrue(message.length()>=decodedCompressed.length());
4261
}
4362
}

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