用Slick和Evolutions测试Scala Play



我想写一个光滑的DAO类的测试。每个测试都应该被隔离,并且数据库状态应该在测试调用之间刷新。我将使用Evolutions对数据库本身进行必要的更改。

我的代码是:

class FoundedItemsRepositoryTest extends CommonTest with GuiceOneAppPerSuite with ScalaFutures {
implicit override lazy val app = new GuiceApplicationBuilder()
.overrides(bind[Utils].to[UtilsMock])
.overrides(bind[Mail].to[MailMock])
.disable[Module]
.in(Mode.Test)
.build
lazy val injector = app.injector
lazy val databaseApi = injector.instanceOf[DBApi]
override def withFixture(test: NoArgTest) = { // Define a shared fixture
// Shared setup (run at beginning of each test)
Evolutions.applyEvolutions(databaseApi.database("default"))
try test()
finally {
// Shared cleanup (run at end of each test)
Evolutions.cleanupEvolutions(databaseApi.database("default"))
}
}

def foundedItemsRepository(implicit app: Application): FoundedItemsRepository = Application.instanceCache[FoundedItemsRepository].apply(app)
"loadWebsites result" should " contain some records" in {
whenReady(foundedItemsRepository.loadWebsites(w => true)) { res =>
res.size should be > 0
}
}
}

我的应用程序.conf包含:

slick.dbs {
default {
profile="slick.jdbc.SQLiteProfile$"
db.driver="org.sqlite.JDBC"
db.url="jdbc:sqlite:/home/generic/harv.db"
db.user=harv
db.password="harv"
}
}

调用以错误结束:

java.lang.IollegalArgumentException:找不到的数据库默认

我想这与我有一个slick.dbs.default.db.url的光滑配置有关,而不是一个普通的jdbc形式db.default.url.

我该怎么解决?

为了构建数据库对象,我们需要将jdbc添加到我们的库依赖项中,以便在build.sbt文件中进行测试:

libraryDependencies ++= Seq(
jdbc % Test,
"com.typesafe.slick" %% "slick" % "3.2.1",
"com.typesafe.play" %% "play-slick" %  "3.0.2",
...
)

我在运行阶段使用slick而不是jdbc,所以jdbc在不进行测试时是多余的——正如上面列出的那样。

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