Using Fake Cookbooks for Writing ChefSpec Tests for your Custom Chef Resources (3 mins read).
A directory structure I've found quite useful for writing ChefSpec tests for custom resources, by creating a fake cookbook within the cookbook you're testing.
by 
Jamie Tanna
.
#blogumentation
#chef
#custom-resource
#chefspec.
Tweaking Gatling HighCharts Response Time Bounds (3 mins read).
How to configure the bounds that Gatling marks your response times within for console output and graphing purposes.
by Jamie Tanna
.
#blogumentation
#gatling
#gatling-highcharts.
Creating a versionable, self-contained (fat-/uber-) JAR for Gatling tests (17 mins read).
Why you'd want a fat JAR for your Gatling tests and how you'd achieve it.
by Jamie Tanna
.
#blogumentation
#java
#gatling
#testing
#jar
#artifact
#artefact
#maven
#uber-jar.
Setting your default AWS profile for the AWS CLI and SDKs (2 mins read).
Setting the default AWS profile when working with multiple profiles and the AWS CLI / SDKs.
by Jamie Tanna
.
#blogumentation
#aws
#aws-cli
#aws-sdk
#command-line.
Chef 14 Upgrade: Custom Resource Properties are Silently Coerced to Hash if they are a nil (2 mins read).
Finding out that a nil gets silently coerced to an empty Hash if given to a custom resource's property of type Hash.
by Jamie Tanna
.
#blogumentation
#chef-14
#chef-14-upgrade
#chefspec
#test-coverage.
Chef 14: ChefSpec Coverage Reporting Deprecation (1 mins read).
Noting the deprecation of using ChefSpec::Coverage.start! when using Chef 14 and above.
by Jamie Tanna
.
#blogumentation
#chef-14
#chef-14-upgrade
#chefspec
#test-coverage.
Chef 14 Upgrade: Change in ValidationFailed error messages when setting required properties (2 mins read).
The updated error message returned by a Chef ValidationFailed error, when you're specifying which properties are required on a custom resource.
by Jamie Tanna
.
#blogumentation
#chef-14-upgrade
#chef
#chefspec
#chef-14.
Why You Should Be Unit Testing Your Functional Acceptance Tests (7 mins read).
A few reasons explaining why you should be writing unit tests for your functional tests.
by Jamie Tanna
.
#persuasive
#testing
#software-testing
#tdd
#bdd
#cucumber
#software-quality
#quality-engineering
#unit-testing.
Viewing X.509 PEM Certificate Details with OpenSSL (2 mins read).
How to convert an X.509 PEM file to a human-readable format using openssl commands.
by Jamie Tanna
.
#blogumentation
#certificates
#command-line
#pem
#openssl.
Viewing X.509 DER Certificate Details with OpenSSL (2 mins read).
How to convert an X.509 DER file to a human-readable format using openssl commands.
by Jamie Tanna
.
#blogumentation
#certificates
#command-line
#der
#openssl.
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