Fix broken platform tests and remove obsolete PlatformSpec.

Author: marc0der

src/test/groovy/sdkman/env/SdkmanBashEnvBuilder.groovy

@@ -3,6 +3,7 @@ package sdkman.env
 import groovy.transform.ToString
 import sdkman.stubs.CurlStub
 import sdkman.stubs.UnameStub
+import sdkman.support.UnixUtils
 
 @ToString(includeNames = true)
 class SdkmanBashEnvBuilder {
@@ -19,6 +20,7 @@ class SdkmanBashEnvBuilder {
 	private Optional<CurlStub> curlStub = Optional.empty()
 	private Optional<UnameStub> unameStub = Optional.empty()
 	private List candidates = ['groovy', 'grails', 'java']
+	private String platform = UnixUtils.inferPlatform()
 	private boolean offlineMode = false
 	private String candidatesApi = "http://localhost:8080/2"
 	private String jdkHome = "/path/to/my/jdk"
@@ -53,6 +55,11 @@ class SdkmanBashEnvBuilder {
 		this.unameStub = Optional.of(unameStub)
 		this
 	}
+	
+	SdkmanBashEnvBuilder withPlatform(String platform) {
+		this.platform = platform
+		this
+	}
 
 	SdkmanBashEnvBuilder withCandidates(List candidates) {
 		this.candidates = candidates
@@ -116,6 +123,7 @@ class SdkmanBashEnvBuilder {
 
 		initializeCandidates(sdkmanCandidatesDir, candidates)
 		initializeCandidatesCache(sdkmanVarDir, candidates)
+		initializePlatformDescriptor(sdkmanEtcDir, platform)
 		initializeConfiguration(sdkmanEtcDir, config)
 		initializeScriptVersionFile(sdkmanVarDir, scriptVersion)
 		initializeNativeVersionFile(sdkmanVarDir, nativeVersion)
@@ -172,6 +180,11 @@ class SdkmanBashEnvBuilder {
 			candidatesCache << ""
 		}
 	}
+	
+	private initializePlatformDescriptor(File folder, String platform) {
+		def platformDescriptor = new File(folder, "platform")
+		platformDescriptor << platform
+	}
 
 	private initializeConfiguration(File targetFolder, Map config) {
 		def configFile = new File(targetFolder, "config")

src/test/groovy/sdkman/specs/CompletionSpec.groovy

@@ -49,6 +49,7 @@ class CompletionSpec extends SdkmanEnvSpecification {
 		bash = sdkmanBashEnvBuilder
 				.withConfiguration("sdkman_auto_complete", "true")
 				.withUnameStub(unameStub)
+				.withPlatform("darwinx64")
 				.build()
 
 		bash.start()

src/test/groovy/sdkman/specs/PlatformSpec.groovy

@@ -3,8 +3,8 @@ package sdkman.stubs
 class UnameStub {
 
 	private File file
-	private kernel = "Linux"
-	private machine = "X86_64"
+	def kernel = "Linux"
+	def machine = "x86_64"
 
 	static UnameStub prepareIn(File folder) {
 		folder.mkdirs()

src/test/groovy/sdkman/stubs/UnameStub.groovy

@@ -4,11 +4,13 @@ class UnixUtils {
 
 	private static platforms = [
 			"Linux"   : [
-					"x86_64": "LinuxX64"
+					"x86_64": "linuxx64",
+					"aarch64": "linuxarm64",
+					
 			],
 			"Darwin": [
-					"x86_64": "DarwinX64",
-					"arm64": "DarwinX64",
+					"x86_64": "darwinx64",
+					"arm64": "darwinarm64",
 			]
 	]
 
@@ -23,6 +25,6 @@ class UnixUtils {
 	static inferPlatform(
 			String osName = osName(),
 			String architecture = osArch()) {
-		(platforms[osName][architecture] ?: osName).toLowerCase()
+		platforms[osName][architecture] ?: osName.toLowerCase()
 	}
 }

src/test/groovy/sdkman/support/UnixUtils.groovy

@@ -81,8 +81,7 @@ Feature: Mnemonics
 		And the candidate "groovy" version "2.0.5" should be the default
 
 	Scenario: Shortcut for displaying Home directory
-		Given an initialised environment without debug prints
-		And the candidate "grails" version "2.1.0" is already installed and default
+		Given the candidate "grails" version "2.1.0" is already installed and default
 		And the candidate "grails" version "2.1.0" is a valid candidate version
 		And the system is bootstrapped
 		When I enter "sdk h grails 2.1.0"