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Create test case for #2995 (#3002)

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Adds a Java assembly test case for issue #2995 which was resolved in #2996
This commit is contained in:
Mats Larsen
2021-10-05 00:45:05 +01:00
committed by GitHub
parent adced60365
commit 66e5734da3
4 changed files with 78 additions and 0 deletions
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4
test/java-tests.js
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@@ -175,4 +175,8 @@ describe('javap parsing', () => {
testJava('test/java/two-classes', 'ASecondClass', 'ZFirstClass'), testJava('test/java/two-classes', 'ASecondClass', 'ZFirstClass'),
]); ]);
}); });
it('Properly parses lookupswitch blocks', () => {
return testJava('test/java/lookupswitch-bug-2995', 'Main');
});
}); });

37
test/java/lookupswitch-bug-2995/Main.asm generated Normal file
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@@ -0,0 +1,37 @@
Compiled from "example.java"
class Main {
Main();
Code:
0: aload_0
1: invokespecial #1 // Method java/lang/Object."<init>":()V
4: return
LineNumberTable:
line 1: 0
static void test(int);
Code:
0: iload_0
1: lookupswitch { // 2
0: 28
1: 38
default: 49
}
28: getstatic #7 // Field java/lang/System.out:Ljava/io/PrintStream;
31: iconst_1
32: invokevirtual #13 // Method java/io/PrintStream.println:(I)V
35: goto 57
38: getstatic #7 // Field java/lang/System.out:Ljava/io/PrintStream;
41: bipush 12
43: invokevirtual #13 // Method java/io/PrintStream.println:(I)V
46: goto 57
49: getstatic #7 // Field java/lang/System.out:Ljava/io/PrintStream;
52: ldc #19 // String default
54: invokevirtual #21 // Method java/io/PrintStream.println:(Ljava/lang/String;)V
57: return
LineNumberTable:
line 3: 0
line 4: 28
line 5: 38
line 6: 49
line 8: 57
}

9
test/java/lookupswitch-bug-2995/input.java Normal file
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@@ -0,0 +1,9 @@
class Main {
static void test(int x) {
switch (x) {
case 0: System.out.println(1); break;
case 1: System.out.println(12); break;
default: System.out.println("default");
}
}
}

28
test/java/lookupswitch-bug-2995/output.asm generated Normal file
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@@ -0,0 +1,28 @@
class Main {
Main();
line 1: 0: aload_0
line 1: 1: invokespecial #1 // Method java/lang/Object."<init>":()V
line 1: 4: return
static void test(int);
line 3: 0: iload_0
line 3: 1: lookupswitch { // 2
line 3: 0: 28
line 3: 1: 38
line 3: default: 49
line 3: }
line 4: 28: getstatic #7 // Field java/lang/System.out:Ljava/io/PrintStream;
line 4: 31: iconst_1
line 4: 32: invokevirtual #13 // Method java/io/PrintStream.println:(I)V
line 4: 35: goto 57
line 5: 38: getstatic #7 // Field java/lang/System.out:Ljava/io/PrintStream;
line 5: 41: bipush 12
line 5: 43: invokevirtual #13 // Method java/io/PrintStream.println:(I)V
line 5: 46: goto 57
line 6: 49: getstatic #7 // Field java/lang/System.out:Ljava/io/PrintStream;
line 6: 52: ldc #19 // String default
line 6: 54: invokevirtual #21 // Method java/io/PrintStream.println:(Ljava/lang/String;)V
line 8: 57: return
}