testcontainers/testcontainers-java

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Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Stars: 8.7k
Forks: 1.9k
Open beginner issues: 0
Indexed issues: 412
Avg merge: 2d 17h
Merged PRs (30d): 9

Dominant language: Java
License: MIT
Last GitHub push: Sep 9, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue hacktoberfest

Beginner friendly Everything

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412 open issues indexed

[Bug]: Docker-Compose, LogConsumer & service restart Open

area/docker-compose type/bug

testcontainers/testcontainers-java#5868 · 3 comments · 1 assignee · Opened Sep 28, 2022
[Enhancement]: Throw exception if user tries to set network mode "host" Open

type/enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

testcontainers/testcontainers-java#5853 · 3 comments · Opened Sep 17, 2022
[Enhancement]: Support different docker context Open

type/enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

testcontainers/testcontainers-java#5837 · 25 comments · 20 reactions · Opened Sep 12, 2022
[Bug]: Compile errors with class annoteted with @CompileStatic Open

type/bug

Difficulty 3/5 1-2 days Newbie friendliness 38/100

testcontainers/testcontainers-java#5785 · 4 comments · Opened Aug 30, 2022
[Enhancement]: Honoring MSSQL aditional properties on connection url Open

modules/sql-server type/enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

testcontainers/testcontainers-java#5728 · 3 comments · Opened Aug 15, 2022
[Feature]: Add exposing host port support to `DockerComposeContainer` Open

type/feature

Difficulty 4/5 3-5 days Newbie friendliness 42/100

testcontainers/testcontainers-java#5687 · 3 comments · 1 reaction · Opened Aug 15, 2022
[Bug]: maven source artifact does not contain sources from shaded artifacts Open

resolution/acknowledged type/bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

testcontainers/testcontainers-java#5682 · 5 comments · 1 reaction · Opened Aug 11, 2022
[Bug]: PostgreSQL startup times out of logs can't be tailed Open

type/bug

Difficulty 3/5 1-2 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5670 · 3 comments · Opened Aug 2, 2022
Network cleanup not always working Open

type/bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5667 · 8 comments · Opened Aug 2, 2022
Windows container (WCOW) support Open

type/enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

testcontainers/testcontainers-java#5621 · 6 comments · 4 reactions · Opened Jul 30, 2022
[Bug]: Error in running test on kube-jenkins Open

resolution/waiting-for-info type/bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5602 · 3 comments · Opened Jul 20, 2022
[Bug]: Cannot connect to CosmosDB Container if Direct mode is used Open

modules/azure type/bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5518 · 6 comments · Opened Jun 25, 2022
DockerComposeContainer integration with Testcontainer throws Container startup failed error Open

area/bitbucket-pipelines

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5477 · 5 comments · Opened Jun 7, 2022
Testcontainers doesn't start the nested containers from a pod on AKS running Podman Open

client/podman

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5475 · Opened Jun 6, 2022
Module ElasticsearchContainer always show ClosedChannelException Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5405 · 1 comment · 7 reactions · Opened Jun 1, 2022
Mapped port polling on container startup causes race conditions with containers that terminate on startup Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5385 · 1 comment · Opened May 18, 2022
Failed to start the elasticsearch testcontainers in one CI docker environment (can not change the CI environment file) Open

resolution/waiting-for-info

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5384 · 2 comments · Opened May 18, 2022
PostgreSQL not starting correctly if image already contains data Open

hacktoberfest modules/jdbc resolution/acknowledged type/enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

testcontainers/testcontainers-java#5359 · 4 comments · 9 reactions · Opened May 10, 2022
Creating images on the fly from a builder does not support authenticated pulls Open

resolution/waiting-for-info

Difficulty 4/5 3-5 days Newbie friendliness 42/100

testcontainers/testcontainers-java#5354 · 11 comments · 2 reactions · Opened May 6, 2022
Podman with Docker-compose not working Open

area/docker-compose client/podman

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5351 · 15 comments · 3 reactions · Opened May 6, 2022
Can´t connect to Private Docker Registry Open

resolution/waiting-for-info type/question

Difficulty 5/5 Over a week Newbie friendliness 18/100

testcontainers/testcontainers-java#5286 · 3 comments · Opened Apr 28, 2022
Improve OOB experience by consistently using full container names Open

client/podman resolution/acknowledged type/enhancement

Difficulty 3/5 1-2 days Newbie friendliness 38/100

testcontainers/testcontainers-java#5275 · 4 comments · 5 reactions · Opened Apr 19, 2022
VncRecordingContainer creates an unnecessary delay during video export Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5268 · 3 comments · Opened Apr 14, 2022
Is this for WSL1 and/or WSL2: Windows Support -> Windows Subsystem for Linux (WSL) -> Optional - Only if volumes are required: Open

client/docker-for-windows resolution/acknowledged type/docs

Difficulty 1/5 Under an hour Newbie friendliness 48/100

testcontainers/testcontainers-java#5256 · 10 comments · 1 reaction · Opened Apr 11, 2022
Use Executor in AbstractWaitStrategy Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

testcontainers/testcontainers-java#5253 · Opened Apr 8, 2022
Cannot use MountableFile methods on MacBook due to "group id '49876508' is too big" Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5246 · Opened Apr 4, 2022
Set an order and waiting time for docker-compose based containers Open

type/question

Difficulty 5/5 Over a week Newbie friendliness 25/100

testcontainers/testcontainers-java#5245 · 2 comments · Opened Apr 4, 2022
Late ContainerFetchException on wrong image name Open

resolution/acknowledged type/bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5190 · 2 comments · Opened Mar 31, 2022
Null key for a Map not allowed in JSON (use a converting NullKeySerializer?) on withCreateContainerCmdModifier and withNetwork Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5182 · 9 comments · 5 reactions · Opened Mar 25, 2022
Hide cursor in recordings Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5170 · Opened Mar 11, 2022
Error in video file name. Failed tests are marked as passed. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5165 · Opened Mar 9, 2022
Are there plans to move Docker credentials registry parsing logic to Docker Java? Open

type/question

Difficulty 5/5 Over a week Newbie friendliness 20/100

testcontainers/testcontainers-java#5153 · 1 comment · Opened Mar 5, 2022
Corrupted STDOUT by directly writing to native stream in forked JVM 1 testcontainers Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5152 · 1 comment · 2 reactions · Opened Mar 5, 2022
DockerComposeContainer doesn't report underlying issue on start failure. Open

area/docker-compose resolution/acknowledged type/enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5126 · 6 comments · 3 reactions · Opened Feb 28, 2022
Can not connect to Ryuk at localhost:49154 Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

testcontainers/testcontainers-java#5122 · 1 comment · Opened Feb 25, 2022
[lima] Containers haven't been removed after tests finished Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5101 · 16 comments · Opened Feb 21, 2022
Accessing containers from other containers and host by using the same hostname Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#5094 · 9 comments · 1 reaction · Opened Feb 18, 2022
Feature: Allow setting environment variables when using JDBC Support for Databases Open

type/enhancement

Difficulty 5/5 Over a week Newbie friendliness 28/100

testcontainers/testcontainers-java#5028 · 8 comments · 2 reactions · Opened Feb 6, 2022
No connection to Ryuk when running tests in Docker Compose on Ubuntu with `ufw` enabled Open

resolution/acknowledged type/question

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#5027 · 2 comments · Opened Feb 5, 2022
`VncRecordingContainer.reencodeRecording` hangs Open

modules/selenium

Difficulty 4/5 3-5 days Newbie friendliness 30/100

testcontainers/testcontainers-java#5024 · 8 comments · Opened Feb 4, 2022
`FAIL_FAST_ALWAYS` for selection of `DockerClientProviderStrategy` not reset in flaky environments when tests are retried Open

resolution/acknowledged type/bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

testcontainers/testcontainers-java#5017 · 9 comments · 1 reaction · Opened Feb 2, 2022
Timed out waiting for Ryuk container to start - Ubuntu 20.04.3, Docker 20.10.12, 1.16.3 Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

testcontainers/testcontainers-java#4954 · 4 comments · Opened Jan 27, 2022
Error when pulling testcontainers/ryuk not enough explicit Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

testcontainers/testcontainers-java#4923 · 1 reaction · Opened Jan 14, 2022
Docker images are pulled by anonymous user rather then authenticated Open

resolution/waiting-for-info

Difficulty 4/5 3-5 days Newbie friendliness 35/100

testcontainers/testcontainers-java#4912 · 8 comments · Opened Jan 11, 2022
Kafka connect container in the same module as testcontainers-kafka Open

modules/kafka resolution/somedaymaybe type/feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

testcontainers/testcontainers-java#4861 · 3 comments · Opened Jan 10, 2022
Log the exception before swallowing it Open

resolution/waiting-for-info

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

testcontainers/testcontainers-java#4859 · 1 comment · Opened Jan 7, 2022
Postgres Container with default configuration doesnt work with mapped data binding Open

modules/jdbc resolution/acknowledged type/enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

testcontainers/testcontainers-java#4799 · 3 comments · 1 reaction · Opened Dec 22, 2021
Example configuration runners - gitlab Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

testcontainers/testcontainers-java#4790 · 1 comment · Opened Dec 18, 2021
Parse Docker images of `<name>:<tag>@sha256:<hash>` format Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

testcontainers/testcontainers-java#4762 · 3 comments · Opened Dec 2, 2021
Allow logging level to be specified during container creation. Open

modules/jdbc resolution/waiting-for-info

Difficulty 3/5 1-2 days Newbie friendliness 42/100

testcontainers/testcontainers-java#4717 · 6 comments · Opened Dec 1, 2021

testcontainers/testcontainers-java

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