PredefinedSnapshotCreator: unclean snapshot (#544)

* ScmPosition: added isClean

* PredefinedSnapshotCreator: -unclean-SNAPSHOT

* added @input to new method getIsClean()

src/main/groovy/pl/allegro/tech/build/axion/release/domain/PredefinedSnapshotCreator.groovy

@@ -11,6 +11,14 @@ enum PredefinedSnapshotCreator {
         return "-SNAPSHOT";
     }),
 
+    UNCLEAN('unclean', { String version, ScmPosition position ->
+        if (!position.isClean) {
+            return "-unclean-SNAPSHOT"
+        } else {
+            return "-SNAPSHOT";
+        };
+    }),
+
     private final String type
 
     final VersionProperties.Creator snapshotCreator

src/test/groovy/pl/allegro/tech/build/axion/release/domain/PredefinedSnapshotCreatorTest.groovy

@@ -0,0 +1,23 @@
+package pl.allegro.tech.build.axion.release.domain
+
+import spock.lang.Specification
+
+import static pl.allegro.tech.build.axion.release.domain.scm.ScmPositionBuilder.scmPosition
+
+class PredefinedSnapshotCreatorTest extends Specification {
+
+    def "default snapshot creator should just return -SNAPSHOT"() {
+        expect:
+        PredefinedSnapshotCreator.SIMPLE.snapshotCreator.apply('version', scmPosition('master')) == '-SNAPSHOT'
+    }
+
+    def "unclean snapshot creator should just return -SNAPSHOT when scm is clean"() {
+        expect:
+        PredefinedSnapshotCreator.UNCLEAN.snapshotCreator.apply('version', scmPosition('master')) == '-SNAPSHOT'
+    }
+
+    def "unclean snapshot creator should return -unclean-SNAPSHOT when scm is NOT clean"() {
+        expect:
+        PredefinedSnapshotCreator.UNCLEAN.snapshotCreator.apply('version', scmPosition().withBranch('master').withUnclean().build()) == '-unclean-SNAPSHOT'
+    }
+}