Dub application template

sample
├── dub.json
└── source
    └── my
        ├── app.d
        └── test
            └── testapp.d

{
    "authors": [
        "Developer"
    ],
    "copyright": "Copyright © 2021, Developer",
    "description": "A minimal D application.",
    "license": "proprietary",
    "name": "sample",
    "configurations": [{
        "name": "debug",
        "targetType": "executable",
        "excludedSourceFiles": ["source/my/test/"]
    }, {
        "name": "unittest",
        "targetType": "executable",
        "mainSourceFile": "source/my/test/testapp.d",
        "excludedSourceFiles": ["source/my/app.d"],
        "dependencies": {
            "d-unit": "~>0.10.1"
        }
    }]
}

module my.app;

void main()
{

}

module my.test.testapp;

import dunit;

mixin Main;

class Test
{
    mixin UnitTest;

    @Test
    public void assertEqualsFailure()
    {
        string expected = "bar";
        string actual = "baz";

        assertEquals(expected, actual);
    }
}