1 files changed, 66 insertions, 0 deletions
diff --git a/cli/src/test/scala/com/rockymadden/stringmetric/cli/similarity/ngrammetricSpec.scala b/cli/src/test/scala/com/rockymadden/stringmetric/cli/similarity/ngrammetricSpec.scala
new file mode 100755
index 0000000..3106b02
--- /dev/null
+++ b/cli/src/test/scala/com/rockymadden/stringmetric/cli/similarity/ngrammetricSpec.scala
@@ -0,0 +1,66 @@
+package com.rockymadden.stringmetric.cli.similarity
+
+import com.rockymadden.stringmetric.cli.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]
+			}
+		}
+	}
+}}