Handle relative path for local installation.

Author: marc0der

src/main/bash/sdkman-install.sh

@@ -85,6 +85,11 @@ function __sdkman_install_local_version {
 
 	mkdir -p "${SDKMAN_CANDIDATES_DIR}/${candidate}"
 
+    # handle relative paths
+	if [[ "$folder" != /* ]]; then
+		folder="$(pwd)/$folder"
+	fi
+
 	__sdkman_echo_green "Linking ${candidate} ${version} to ${folder}"
 	ln -s "$folder" "${SDKMAN_CANDIDATES_DIR}/${candidate}/${version}"
 	__sdkman_echo_green "Done installing!"

src/test/cucumber/local_developement_versions.feature

@@ -51,10 +51,10 @@ Feature: Local Development Versions
     Then I see "Using groovy version 2.1-SNAPSHOT in this shell"
     And the candidate "groovy" version "2.1-SNAPSHOT" should be in use
 
-  @review
   Scenario: Install a local development version from a relative path
     Given the candidate "groovy" version "2.1-SNAPSHOT" is not available for download
+    And I have a local candidate "groovy" version "2.1-SNAPSHOT" at relative path "some/relative/path/to/groovy"
     And the system is bootstrapped
-    When I enter "sdk install groovy 2.1-SNAPSHOT groovy-core/target"
-    Then I see "Not linking groovy 2.1.-SNAPSHOT. Only absolute paths permitted"
-    And the candidate "groovy" version "2.1-SNAPSHOT" is not installed
+    When I enter "sdk install groovy 2.1-SNAPSHOT some/relative/path/to/groovy"
+    Then I see "Linking groovy 2.1-SNAPSHOT"
+    And the candidate "groovy" version "2.1-SNAPSHOT" is linked to the relative path "some/relative/path/to/groovy"

src/test/groovy/sdkman/steps/installation_steps.groovy

@@ -50,7 +50,21 @@ And(~'^I have a local candidate "([^"]*)" version "([^"]*)" at "([^"]*)"$') { St
     prepareCandidateBinFolder directory, candidate, version
 }
 
+And(~'^I have a local candidate "([^"]*)" version "([^"]*)" at relative path "([^"]*)"$') { String candidate, String version, String relativePath ->
+    def fullPath = new File(sdkmanBaseDir.absolutePath, relativePath)
+    prepareCandidateBinFolder fullPath.absolutePath, candidate, version
+}
+
+And(~'^the candidate "([^"]*)" version "([^"]*)" is linked to the relative path "([^"]*)"$') { String candidate, String version, String relativePath ->
+    def fullPath = new File(sdkmanBaseDir.absolutePath, relativePath)
+    assertLinkedCandidate(fullPath.absolutePath, candidate, version)
+}
+
 And(~'^the candidate "([^"]*)" version "([^"]*)" is linked to "([^"]*)"$') { String candidate, String version, String directory ->
+    assertLinkedCandidate(directory, candidate, version)
+}
+
+def assertLinkedCandidate(String directory, String candidate, String version) {
     def fileSystem = FileSystems.default
 
     def versionLocation = "$candidatesDir/$candidate/$version"