PackageCurationTest: Test applicability with an empty name / version

This is in context of [1].

[1]: #5105 (comment)

Signed-off-by: Sebastian Schuberth <sschuberth@gmail.com>

model/src/test/kotlin/PackageCurationTest.kt

@@ -19,6 +19,7 @@
 
 package org.ossreviewtoolkit.model
 
+import io.kotest.assertions.assertSoftly
 import io.kotest.assertions.throwables.shouldThrow
 import io.kotest.core.spec.style.WordSpec
 import io.kotest.matchers.collections.containExactlyInAnyOrder
@@ -409,6 +410,27 @@ class PackageCurationTest : WordSpec({
     }
 
     "isApplicable()" should {
+        "accept an empty name and / or version" {
+            val curation = PackageCuration(
+                id = Identifier("Maven:com.android.tools"),
+
+                // Setting curation data is not required for the test, but demonstrates the idea of using an empty name
+                // and version in conjunction with setting authors and a concluded license to implement "trusted
+                // frameworks" if [ScannerConfiguration.skipConcluded] is enabled.
+                data = PackageCurationData(
+                    authors = sortedSetOf("The Android Open Source Project"),
+                    concludedLicense = "Apache-2.0".toSpdx()
+                )
+            )
+
+            assertSoftly {
+                curation.isApplicable(Identifier("Maven:com.android.tools:common:25.3.0")) shouldBe true
+                curation.isApplicable(Identifier("Maven:com.android.tools:common")) shouldBe true
+                curation.isApplicable(Identifier("Maven:com.android.tools::25.3.0")) shouldBe true
+                curation.isApplicable(Identifier("Maven:com.android.tools")) shouldBe true
+            }
+        }
+
         "comply to the ivy version matchers specifications" {
             packageCurationForVersion("[1.0.0,2.0.0]").isApplicable(identifierForVersion("1.0.0")) shouldBe true
             packageCurationForVersion("[1.0.0,2.0.0]").isApplicable(identifierForVersion("1.23")) shouldBe true