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Misordered 'assertEquals()' arguments

Reports Kotlin test assertions where the expected and actual values appear to be passed in the wrong order.

For example, the inspection reports assertEquals(actualValue, "expected") and suggests flipping the compared arguments.

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

KotlinMisorderedAssertEqualsArguments
Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | Kotlin | Probable bugs

Inspection ID: KotlinMisorderedAssertEqualsArguments

Suppressing Inspection

You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:

//noinspection KotlinMisorderedAssertEqualsArguments

More detailed instructions as well as other ways and options that you have can be found in the product documentation:

Inspection Details

By default bundled with:

IntelliJ IDEA 2026.2, Qodana for JVM 2026.2,

Last modified: 30 June 2026