Migrate diktat smoke tests to SAVE-cli mechanism

.github/workflows/build_and_test.yml

@@ -23,7 +23,9 @@ jobs:
           restore-keys: |
             maven-build-
       - name: Maven Install
-        run: mvn -B clean install
+        run: mvn -B clean install -DskipTests
+      - name: Maven run test
+        run: mvn test
       - name: Code coverage report
         uses: codecov/codecov-action@v3
         with:
@@ -141,13 +143,25 @@ jobs:
       - name: Maven Install
         if: ${{ runner.os == 'Linux' || runner.os == 'macOS' }}
         run: |
-          mvn -B -T1C clean install
+          mvn -B -T1C clean install -DskipTests
+        shell: bash
+
+      - name: Maven run test
+        if: ${{ runner.os == 'Linux' || runner.os == 'macOS' }}
+        run: |
+          mvn test
         shell: bash
 
       - name: Maven Install on windows
         if: runner.os == 'Windows'
         run: |
-          mvn -B -T1C clean install
+          mvn -B -T1C clean install -DskipTests
+        shell: cmd
+
+      - name: Maven run test
+        if: runner.os == 'Windows'
+        run: |
+          mvn test
         shell: cmd
 
         # This step needs a Git repository, so it's impossible to extract it

diktat-rules/pom.xml

@@ -15,6 +15,7 @@
     <properties>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
+        <apache.httpclient.version>4.5.13</apache.httpclient.version>
     </properties>
 
     <dependencies>
@@ -93,6 +94,11 @@
             <groupId>com.bpodgursky</groupId>
             <artifactId>jbool_expressions</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.apache.httpcomponents</groupId>
+            <artifactId>httpclient</artifactId>
+            <version>${apache.httpclient.version}</version>
+        </dependency>
     </dependencies>
 
     <build>

diktat-rules/src/test/kotlin/org/cqfn/diktat/ruleset/smoke/DiktatSaveSmokeTest.kt

@@ -0,0 +1,131 @@
+package org.cqfn.diktat.ruleset.smoke
+
+import org.apache.commons.io.FileUtils
+import org.apache.http.client.methods.CloseableHttpResponse
+import org.apache.http.client.methods.HttpGet
+import org.apache.http.impl.client.HttpClients
+import org.junit.jupiter.api.AfterAll
+import org.junit.jupiter.api.Assertions
+import org.junit.jupiter.api.BeforeAll
+import org.junit.jupiter.api.condition.DisabledOnOs
+import org.junit.jupiter.api.condition.OS
+import java.io.File
+import java.io.FileOutputStream
+import java.nio.file.Paths
+import kotlin.io.path.exists
+import kotlin.io.path.listDirectoryEntries
+import kotlin.io.path.name
+import kotlin.io.path.pathString
+
+@DisabledOnOs(OS.MAC)
+class DiktatSaveSmokeTest : DiktatSmokeTestBase() {
+    override val isLintErrors = false
+    override fun fixAndCompare(
+        config: String,
+        expected: String,
+        test: String,
+    ) {
+        saveSmokeTest(config, test)
+    }
+
+    /**
+     * @param testPath path to file with code that will be transformed by formatter, relative to [resourceFilePath]
+     * @param configFilePath path of diktat-analysis file
+     */
+    @Suppress("TOO_LONG_FUNCTION")
+    private fun saveSmokeTest(
+        configFilePath: String,
+        testPath: String
+    ) {
+        val processBuilder = createProcessBuilderWithCmd(testPath)
+
+        val file = File("src/test/resources/test/smoke/tmpSave.txt")
+        val configFile = File("src/test/resources/test/smoke/diktat-analysis.yml")
+        val configFileFrom = File(configFilePath)
+
+        configFile.createNewFile()
+        file.createNewFile()
+
+        FileUtils.copyFile(configFileFrom, configFile)
+
+        processBuilder.redirectErrorStream(true)
+        processBuilder.redirectOutput(ProcessBuilder.Redirect.appendTo(file))
+
+        val process = processBuilder.start()
+        process.waitFor()
+
+        val output = file.readLines()
+        val saveOutput = output.joinToString("\n")
+
+        file.delete()
+
+        Assertions.assertTrue(
+            saveOutput.contains("SUCCESS")
+        )
+    }
+
+    companion object {
+        private const val KTLINT_VERSION = "0.46.1"
+        private const val SAVE_VERSION = "0.3.2"
+
+        private fun getSaveForCurrentOs() = when {
+            System.getProperty("os.name").startsWith("Linux", ignoreCase = true) -> "save-$SAVE_VERSION-linuxX64.kexe"
+            System.getProperty("os.name").startsWith("Mac", ignoreCase = true) -> "save-$SAVE_VERSION-macosX64.kexe"
+            System.getProperty("os.name").startsWith("Windows", ignoreCase = true) -> "save-$SAVE_VERSION-mingwX64.exe"
+            else -> ""
+        }
+
+        private fun downloadFile(url: String, file: File) {
+            val httpClient = HttpClients.createDefault()
+            val request = HttpGet(url)
+            httpClient.use {
+                val response: CloseableHttpResponse = httpClient.execute(request)
+                response.use {
+                    val fileSave = response.entity
+                    fileSave?.let {
+                        FileOutputStream(file).use { outstream -> fileSave.writeTo(outstream) }
+                    }
+                }
+            }
+        }
+
+        @BeforeAll
+        @JvmStatic
+        internal fun beforeAll() {
+            val diktatDir: String =
+                Paths.get("../diktat-ruleset/target")
+                    .takeIf { it.exists() }
+                    ?.listDirectoryEntries()
+                    ?.single { it.name.contains("diktat") }
+                    ?.pathString ?: ""
+
+            val diktat = File("src/test/resources/test/smoke/diktat.jar")
+            val diktatFrom = File(diktatDir)
+            val save = File("src/test/resources/test/smoke/${getSaveForCurrentOs()}")
+            val ktlint = File("src/test/resources/test/smoke/ktlint")
+
+            ktlint.createNewFile()
+            save.createNewFile()
+            diktat.createNewFile()
+
+            downloadFile("https://github.com/saveourtool/save-cli/releases/download/v$SAVE_VERSION/${getSaveForCurrentOs()}", save)
+            downloadFile("https://github.com/pinterest/ktlint/releases/download/$KTLINT_VERSION/ktlint", ktlint)
+
+            FileUtils.copyFile(diktatFrom, diktat)
+        }
+
+        @AfterAll
+        @JvmStatic
+        internal fun afterAll() {
+            val diktat = File("src/test/resources/test/smoke/diktat.jar")
+            val configFile = File("src/test/resources/test/smoke/diktat-analysis.yml")
+            val save = File("src/test/resources/test/smoke/${getSaveForCurrentOs()}")
+            val ktlint = File("src/test/resources/test/smoke/ktlint")
+
+            diktat.delete()
+            configFile.delete()
+            ktlint.delete()
+            save.delete()
+        }
+    }
+}