mc-runtime-test

Calls something that is on Kiln's roadmap. Parts of it may already run.

What it needs from Kiln

Mixin
net.minecraft.client.gui.screens.DeathScreen
net.minecraft.client.gui.screens.ErrorScreen
net.minecraft.client.gui.screens.worldselection.CreateWorldScreen
net.minecraft.client.server.IntegratedServer
net.minecraft.commands.CommandSourceStack
net.minecraft.commands.Commands
net.minecraft.core.RegistryAccess
net.minecraft.core.RegistryAccess.Frozen
net.minecraft.core.SectionPos
net.minecraft.gametest.framework.FailedTestTracker
net.minecraft.gametest.framework.GameTestBatchFactory
net.minecraft.gametest.framework.GameTestBatchFactory.TestDecorator
net.minecraft.gametest.framework.GameTestInfo
net.minecraft.gametest.framework.GameTestRunner
net.minecraft.gametest.framework.GameTestRunner.Builder
net.minecraft.gametest.framework.GameTestRunner.StructureSpawner
net.minecraft.gametest.framework.MultipleTestTracker
net.minecraft.gametest.framework.RetryOptions
net.minecraft.gametest.framework.StructureGridSpawner
net.minecraft.gametest.framework.TestFinder
net.minecraft.gametest.framework.TestFinder.Builder
net.minecraft.server.MinecraftServer
net.minecraft.server.players.PlayerList
net.minecraft.world.level.block.Rotation
net.minecraft.world.level.chunk.LevelChunk
Minecraft.disconnectWithProgressScreen()
Minecraft.getSingleplayerServer()
Minecraft.stop()
Gui.overlay()
ClientLevel.getChunk()
LocalPlayer.getBlockX()
LocalPlayer.getBlockZ()
LocalPlayer.respawn()
LocalPlayer.tickCount
Registry.getOrThrow()
Registries.TEST_INSTANCE

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Mixin (0.5)

In the author's words

Helps mod developers with testing client-sided mods.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file mc-runtime-test-26.3-5.0.1-fabric-release.jar. The scan reads the mod's classes; it does not run them.

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