[Ubuntu] Implement new directories hierarchy (#8627)

images/ubuntu/scripts/tests/Java.Tests.ps1

@@ -0,0 +1,50 @@
+Import-Module "$PSScriptRoot/../helpers/Common.Helpers.psm1" -DisableNameChecking
+
+Describe "Java" {
+    $toolsetJava = (Get-ToolsetContent).java
+    $defaultVersion = $toolsetJava.default
+    $jdkVersions = $toolsetJava.versions
+
+    [array]$testCases = $jdkVersions | ForEach-Object { @{Version = $_ } }
+
+    It "Java <DefaultJavaVersion> is default" -TestCases @{ DefaultJavaVersion = $defaultVersion } {
+        $actualJavaPath = Get-EnvironmentVariable "JAVA_HOME"
+        $expectedJavaPath = Get-EnvironmentVariable "JAVA_HOME_${DefaultJavaVersion}_X64"
+
+        $actualJavaPath | Should -Not -BeNullOrEmpty
+        $expectedJavaPath | Should -Not -BeNullOrEmpty
+        $actualJavaPath | Should -Be $expectedJavaPath
+    }
+
+    It "<ToolName>" -TestCases @(
+        @{ ToolName = "java" }
+        @{ ToolName = "javac" }
+        @{ ToolName = "mvn" }
+        @{ ToolName = "ant" }
+    ) {
+        "$ToolName -version" | Should -ReturnZeroExitCode
+    }
+
+    It "Gradle" {
+        "gradle -version" | Should -ReturnZeroExitCode
+
+        $gradleVariableValue = Get-EnvironmentVariable "GRADLE_HOME"
+        $gradleVariableValue | Should -BeLike "/usr/share/gradle-*"
+
+        $gradlePath = Join-Path $env:GRADLE_HOME "bin/gradle"
+        "`"$GradlePath`" -version" | Should -ReturnZeroExitCode
+    }
+
+    It "Java <Version>" -TestCases $testCases {
+        $javaVariableValue = Get-EnvironmentVariable "JAVA_HOME_${Version}_X64"
+        $javaVariableValue | Should -Not -BeNullOrEmpty
+        $javaPath = Join-Path $javaVariableValue "bin/java"
+
+        "`"$javaPath`" -version" | Should -ReturnZeroExitCode
+
+        if ($Version -eq 8) {
+            $Version = "1.${Version}"
+        }
+        "`"$javaPath`" -version" | Should -MatchCommandOutput "openjdk\ version\ `"${Version}(\.[0-9_\.]+)?`""
+    }
+}