FEATURE #371 - Introduce list candidates command line functionality. [MV|FF]

src/main/bash/sdkman-list.sh

@@ -59,8 +59,19 @@ function __sdkman_offline_list {
 }
 
 function __sdkman_list {
-	CANDIDATE="$1"
-	__sdkman_check_candidate_present "${CANDIDATE}" || return 1
+    CANDIDATE="$1"
+    if [[ -z "$CANDIDATE" ]]; then
+        __sdkman_list_candidates
+    else
+        __sdkman_list_versions
+    fi
+}
+
+function __sdkman_list_candidates {
+    echo "$(curl -s "${SDKMAN_SERVICE}/candidates/list")"
+}
+
+function __sdkman_list_versions {
 	__sdkman_build_version_csv "${CANDIDATE}"
 	__sdkman_determine_current_version "${CANDIDATE}"
 

src/test/cucumber/list_candidates.feature

@@ -0,0 +1,11 @@
+Feature: List Candidates
+
+  Background:
+    Given the internet is reachable
+    And an initialised environment
+
+  Scenario: A List of Available Candidates can be viewed
+    Given the system is bootstrapped
+    And The candidate list is available
+    When I enter "sdk list"
+    Then I see "Candidate List"

src/test/steps/sdkman/stub_steps.groovy

@@ -1,3 +1,5 @@
+import cucumber.api.DataTable
+
 import static cucumber.api.groovy.EN.And
 import static sdkman.stubs.WebServiceStub.*
 import static sdkman.utils.FilesystemUtils.readCurrentFromCandidateFolder
@@ -40,3 +42,7 @@ And(~/^the candidate "(.*?)" has a version list available$/) { String candidate
 
     primeEndpoint(url, "Candidate: $candidate; Versions: $versions; Current: $current")
 }
+
+And(~/^The candidate list is available$/) { ->
+    primeEndpoint("/candidates/list", "Candidate List")
+}