♻️ Add factory for page maker interactions

[Sone.git] / src / test / java / net / pterodactylus / sone / test / TestUtils.kt

diff --git a/src/test/java/net/pterodactylus/sone/test/TestUtils.kt b/src/test/java/net/pterodactylus/sone/test/TestUtils.kt
new file mode 100644 (file)
index 0000000..9996925
--- /dev/null
+++ b/src/test/java/net/pterodactylus/sone/test/TestUtils.kt
@@ -0,0 +1,19 @@
+package net.pterodactylus.sone.test
+
+import java.lang.reflect.*
+
+private val modifiers = Field::class.java.getDeclaredField("modifiers").apply {
+       isAccessible = true
+}
+
+fun setField(instance: Any, name: String, value: Any?) {
+       generateSequence<Class<*>>(instance.javaClass) { it.superclass }
+                       .flatMap { it.declaredFields.asSequence() }
+                       .filter { it.name == name }
+                       .toList()
+                       .forEach { field ->
+                               field.isAccessible = true
+                               modifiers.setInt(field, field.modifiers and Modifier.FINAL.inv())
+                               field.set(instance, value)
+                       }
+}