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Fix compile error with single explicit assert in switch expression branch (#1845) #2033

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Fix compile error with single explicit assert in switch expression branch (#1845) #2033

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3 changes: 2 additions & 1 deletion docs/release_notes.adoc
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,8 @@ include::include.adoc[]
* Fix mocking issue with the ByteBuddy MockMaker when using multiple classloaders in Java 21 spockIssue:2017[]
* Fix mocking of final classes via `@SpringBean` and `@SpringSpy` spockIssue:1960[]
* Size of data providers is no longer calculated multiple times but only once
* Fix exception when using `@RepeatUntilFailure` with a data provider with unknown iteration amount. spockPull:2031[]
* Fix exception when using `@RepeatUntilFailure` with a data provider with unknown iteration amount spockPull:2031[]
* Fix compile error with single explicit assert in switch expression branch spockIssue:1845[]

== 2.4-M4 (2024-03-21)

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6 changes: 6 additions & 0 deletions spock-core/src/main/java/org/spockframework/compiler/AbstractDeepBlockRewriter.java
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Expand Up @@ -149,6 +149,12 @@
currSpecialMethodCall = NoSpecialMethodCall.INSTANCE; // unrelated closure terminates currSpecialMethodCall scope
}
try {
Statement code = expr.getCode();
if (!(code instanceof BlockStatement)) {
BlockStatement block = new BlockStatement();
block.addStatement(code);
expr.setCode(block);

Check warning on line 156 in spock-core/src/main/java/org/spockframework/compiler/AbstractDeepBlockRewriter.java

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spock-core/src/main/java/org/spockframework/compiler/AbstractDeepBlockRewriter.java#L154-L156 

Added lines #L154 - L156 were not covered by tests
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Strange that the code block is marked as not covered, is there a test case missing?

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Hm, strange, shouldn't. That test below should exactly trigger this two times.

}
doVisitClosureExpression(expr);
} finally {
currClosure = oldClosure;
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10 changes: 10 additions & 0 deletions ...s/src/test-groovy-ge-4.0/groovy/org/spockframework/smoke/condition/ConditionG4Spec.groovy
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Expand Up @@ -13,4 +13,14 @@ class ConditionG4Spec extends Specification {
(0..<5) == [0, 1, 2, 3, 4]
(0<..<5) == [1, 2, 3, 4]
}

@Issue("https://github.com/spockframework/spock/issues/1845")
def "explicit assert in switch expression"() {
expect:
def b = 3
!!switch (b) {
case 3 -> assert 1 == 1
default -> assert 1 == 1
}
}
}