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Ignore DefaultConstructorMarker in BeanUtils#getParameterNames

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Closes gh-34760
This commit is contained in:
Sébastien Deleuze
2025-05-28 10:12:09 +02:00
parent 472c4012ca
commit d777b70889
2 changed files with 55 additions and 3 deletions
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46
spring-beans/src/test/kotlin/org/springframework/beans/BeanUtilsKotlinTests.kt
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2023 the original author or authors.
* Copyright 2002-2025 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -157,6 +157,48 @@ class BeanUtilsKotlinTests {
assertThat(instance).isEqualTo(ConstructorWithNullablePrimitiveValueClass(null))
}
@Test
fun `Get parameter names with Foo`() {
val ctor = BeanUtils.findPrimaryConstructor(Foo::class.java)!!
val names = BeanUtils.getParameterNames(ctor)
assertThat(names).containsExactly("param1", "param2")
}
@Test
fun `Get parameter names filters out DefaultConstructorMarker with ConstructorWithValueClass`() {
val ctor = BeanUtils.findPrimaryConstructor(ConstructorWithValueClass::class.java)!!
val names = BeanUtils.getParameterNames(ctor)
assertThat(names).containsExactly("value")
}
@Test
fun `getParameterNames filters out DefaultConstructorMarker with ConstructorWithNullableValueClass`() {
val ctor = BeanUtils.findPrimaryConstructor(ConstructorWithNullableValueClass::class.java)!!
val names = BeanUtils.getParameterNames(ctor)
assertThat(names).containsExactly("value")
}
@Test
fun `getParameterNames filters out DefaultConstructorMarker with ConstructorWithPrimitiveValueClass`() {
val ctor = BeanUtils.findPrimaryConstructor(ConstructorWithPrimitiveValueClass::class.java)!!
val names = BeanUtils.getParameterNames(ctor)
assertThat(names).containsExactly("value")
}
@Test
fun `getParameterNames filters out DefaultConstructorMarker with ConstructorWithNullablePrimitiveValueClass`() {
val ctor = BeanUtils.findPrimaryConstructor(ConstructorWithNullablePrimitiveValueClass::class.java)!!
val names = BeanUtils.getParameterNames(ctor)
assertThat(names).containsExactly("value")
}
@Test
fun `getParameterNames with ClassWithZeroParameterCtor`() {
val ctor = BeanUtils.findPrimaryConstructor(ClassWithZeroParameterCtor::class.java)!!
val names = BeanUtils.getParameterNames(ctor)
assertThat(names).isEmpty()
}
class Foo(val param1: String, val param2: Int)
@@ -216,4 +258,6 @@ class BeanUtilsKotlinTests {
data class ConstructorWithNullablePrimitiveValueClass(val value: PrimitiveValueClass?)
class ClassWithZeroParameterCtor()
}