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package com.rockymadden.stringmetric.cli.similarity
import com.rockymadden.stringmetric.ScalaTest
import org.junit.runner.RunWith
import org.scalatest.junit.JUnitRunner
@RunWith(classOf[JUnitRunner])
final class ngrammetricSpec extends ScalaTest { "ngrammetric" should provide {
"main method" when passed {
"valid dashless arguments and valid n argument" should executes {
"print if they are a match" in {
val out = new java.io.ByteArrayOutputStream()
Console.withOut(out)(
ngrammetric.main(
Array(
"--unitTest",
"--debug",
"--n=1",
"abc",
"abc"
)
)
)
out.toString should equal ("1.0\n")
out.reset()
Console.withOut(out)(
ngrammetric.main(
Array(
"--unitTest",
"--debug",
"--n=1",
"abc",
"xyz"
)
)
)
out.toString should equal ("0.0\n")
out.reset()
}
}
"valid dashless arguments and invalid n argument" should throws {
"IllegalArgumentException" in {
evaluating {
ngrammetric.main(
Array(
"--unitTest",
"abc",
"abc"
)
)
} should produce [IllegalArgumentException]
}
}
"no dashless arguments" should throws {
"IllegalArgumentException" in {
evaluating {
ngrammetric.main(Array("--unitTest", "--debug"))
} should produce [IllegalArgumentException]
}
}
}
}}
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