Test Block

A test block is a technical block that is used for game tests.

Test Block

• Start
• Log
• Fail
• Accept

Rarity tier	Epic
Renewable	No
Stackable	Yes (64)
Tool	None
Blast resistance	3,600,000
Hardness	-1
Luminous	No
Transparent	No
Flammable	No
Catches fire from lava	No

{
    "title": "Test Block",
    "rows": [
        {
            "field": "Epic",
            "label": "(link to Rarity article, displayed as Rarity tier)"
        },
        {
            "field": "No",
            "label": "(link to Renewable resource article, displayed as Renewable)"
        },
        {
            "field": "Yes (64)",
            "label": "Stackable"
        },
        {
            "field": "None",
            "label": "Tool"
        },
        {
            "field": "3,600,000",
            "label": "(link to Explosion#Blast resistance article, displayed as Blast resistance)"
        },
        {
            "field": "-1",
            "label": "(link to Breaking#Blocks by hardness article, displayed as Hardness)"
        },
        {
            "field": "No",
            "label": "(link to Light article, displayed as Luminous)"
        },
        {
            "field": "No",
            "label": "(link to Opacity article, displayed as Transparent)"
        },
        {
            "field": "No",
            "label": "(link to Flammable article, displayed as Flammable)"
        },
        {
            "field": "No",
            "label": "Catches fire from (link to lava article, displayed as lava)"
        }
    ],
    "invimages": [
        "[&dTest Block]Test Block start",
        "[&dTest Block]Test Block log",
        "[&dTest Block]Test Block fail",
        "[&dTest Block]Test Block accept"
    ],
    "images": [
        "Test Block start.png",
        "Test Block log.png",
        "Test Block fail.png",
        "Test Block accept.png"
    ]
}

Obtaining

Test blocks are available in the Creative inventory, under the Operator Utilities tab, and using the /setblock, /fill, or /give commands. When placed, test blocks are unbreakable in Survival and have the same blast resistance as bedrock.

Usage

Cannot be placed in Survival. When placed, use the test block to open its GUI. The GUI opens only if the player is in Creative mode, and has permission level 2 or higher.

Start

Triggers a redstone pulse when the test starts.

Log

Logs a message to the log file when powered by redstone.

Fail

Fails the assigned test when powered by redstone.

Accept

Completes the assigned test when powered by redstone.

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Data values

ID

Java Edition:

Name	Identifier	Form	[hide]Translation key
Test Block	test_block	Block & Item	block.minecraft.test_block

Block states

Java Edition:

Name	Default value	Allowed values	[hide]Description
mode	start	start log fail accept	The state the test block is in.

History

[hide]Java Edition
1.21.5			25w03a				Added test blocks.
			25w04a				The name of block state has been changed from test_block_mode to mode.
			25w10a				The textures of test blocks have been changed.

Issues

Issues relating to "Test Block" are maintained on the bug tracker. Issues should be reported and viewed there.