Allow access to env from SupplierContextDsl

Closes gh-34943

spring-beans/src/main/kotlin/org/springframework/beans/factory/BeanRegistrarDsl.kt

@@ -302,7 +302,7 @@ open class BeanRegistrarDsl(private val init: BeanRegistrarDsl.() -> Unit): Bean
 				it.prototype()
 			}
 			it.supplier {
-				SupplierContextDsl<T>(it).supplier()
+				SupplierContextDsl<T>(it, env).supplier()
 			}
 			val resolvableType = ResolvableType.forType(object: ParameterizedTypeReference<T>() {});
 			if (resolvableType.hasGenerics()) {
@@ -370,7 +370,7 @@ open class BeanRegistrarDsl(private val init: BeanRegistrarDsl.() -> Unit): Bean
 				it.prototype()
 			}
 			it.supplier {
-				SupplierContextDsl<T>(it).supplier()
+				SupplierContextDsl<T>(it, env).supplier()
 			}
 			val resolvableType = ResolvableType.forType(object: ParameterizedTypeReference<T>() {});
 			if (resolvableType.hasGenerics()) {
@@ -1074,7 +1074,7 @@ open class BeanRegistrarDsl(private val init: BeanRegistrarDsl.() -> Unit): Bean
 	 * to bean dependencies.
 	 */
 	@BeanRegistrarDslMarker
-	open class SupplierContextDsl<T>(@PublishedApi internal val context: SupplierContext) {
+	open class SupplierContextDsl<T>(@PublishedApi internal val context: SupplierContext, val env: Environment) {
 
 		/**
 		 * Return the bean instance that uniquely matches the given object type,

spring-context/src/test/kotlin/org/springframework/context/annotation/BeanRegistrarDslConfigurationTests.kt

@@ -18,7 +18,6 @@ package org.springframework.context.annotation
 
 import org.assertj.core.api.Assertions.assertThat
 import org.assertj.core.api.Assertions.assertThatThrownBy
-import org.assertj.core.api.ThrowableAssert
 import org.junit.jupiter.api.Test
 import org.springframework.beans.factory.BeanRegistrarDsl
 import org.springframework.beans.factory.InitializingBean
@@ -26,6 +25,7 @@ import org.springframework.beans.factory.NoSuchBeanDefinitionException
 import org.springframework.beans.factory.config.BeanDefinition
 import org.springframework.beans.factory.getBean
 import org.springframework.beans.factory.support.RootBeanDefinition
+import org.springframework.mock.env.MockEnvironment
 import java.util.function.Supplier
 
 /**
@@ -37,10 +37,13 @@ class BeanRegistrarDslConfigurationTests {
 
 	@Test
 	fun beanRegistrar() {
-		val context = AnnotationConfigApplicationContext(BeanRegistrarKotlinConfiguration::class.java)
+		val context = AnnotationConfigApplicationContext()
+		context.register(BeanRegistrarKotlinConfiguration::class.java)
+		context.environment = MockEnvironment().withProperty("hello.world", "Hello World!")
+		context.refresh()
 		assertThat(context.getBean<Bar>().foo).isEqualTo(context.getBean<Foo>())
 		assertThat(context.getBean<Foo>("foo")).isEqualTo(context.getBean<Foo>("fooAlias"))
-		assertThatThrownBy(ThrowableAssert.ThrowingCallable { context.getBean<Baz>() }).isInstanceOf(NoSuchBeanDefinitionException::class.java)
+		assertThatThrownBy { context.getBean<Baz>() }.isInstanceOf(NoSuchBeanDefinitionException::class.java)
 		assertThat(context.getBean<Init>().initialized).isTrue()
 		val beanDefinition = context.getBeanDefinition("bar")
 		assertThat(beanDefinition.scope).isEqualTo(BeanDefinition.SCOPE_PROTOTYPE)
@@ -53,7 +56,8 @@ class BeanRegistrarDslConfigurationTests {
 	fun beanRegistrarWithProfile() {
 		val context = AnnotationConfigApplicationContext()
 		context.register(BeanRegistrarKotlinConfiguration::class.java)
-		context.getEnvironment().addActiveProfile("baz")
+		context.environment = MockEnvironment().withProperty("hello.world", "Hello World!")
+		context.environment.addActiveProfile("baz")
 		context.refresh()
 		assertThat(context.getBean<Bar>().foo).isEqualTo(context.getBean<Foo>())
 		assertThat(context.getBean<Baz>().message).isEqualTo("Hello World!")
@@ -101,7 +105,7 @@ class BeanRegistrarDslConfigurationTests {
 			Bar(bean<Foo>())
 		}
 		profile("baz") {
-			registerBean { Baz("Hello World!") }
+			registerBean { Baz(env.getRequiredProperty("hello.world")) }
 		}
 		registerBean<Init>()
 		registerBean(::booFactory, "fooFactory")
@@ -113,11 +117,7 @@ class BeanRegistrarDslConfigurationTests {
 
 	private class GenericBeanRegistrar : BeanRegistrarDsl({
 		registerBean<Supplier<Foo>>(name = "fooSupplier") {
-			object: Supplier<Foo> {
+			Supplier<Foo> { Foo() }
-				override fun get(): Foo {
-					return Foo()
-				}
-			}
 		}
 	})