rebuild tests

Author: hauner

src/test/kotlin/io/openapiprocessor/intellij/FileTypeSpec.kt

@@ -5,27 +5,55 @@
 
 package io.openapiprocessor.intellij
 
-import com.intellij.openapi.vfs.VirtualFile
-import com.intellij.testFramework.fixtures.LightJavaCodeInsightFixtureTestCase5
-import com.intellij.testFramework.junit5.TestApplication
-import org.junit.jupiter.api.Assertions.assertEquals
+import com.intellij.openapi.vfs.VfsUtil.findFileByURL
+import com.intellij.openapi.vfs.VfsUtilCore.convertToURL
+import com.intellij.util.io.directoryContent
+import com.intellij.util.io.generateInVirtualTempDir
+import io.openapiprocessor.intellij.support.LightInsightTestCase
+import org.junit.jupiter.api.Assertions.*
 import org.junit.jupiter.api.Test
 
-
-@TestApplication
-class FileTypeSpec : LightJavaCodeInsightFixtureTestCase5() {
+class FileTypeSpec : LightInsightTestCase() {
 
     override fun getTestDataPath(): String {
         return "src/test/testdata/filetype"
     }
 
-    private fun loadFile(path: String): VirtualFile {
-        return fixture.configureByFile(path).virtualFile
+    @Test
+    fun `detects file type with 'yaml' extension`() {
+        assertEquals(TypeMappingFileType.NAME, openFile("mapping.yaml").fileType.name)
     }
 
     @Test
-    fun `detects file type with 'yaml' extension`() {
-        val mapping = loadFile("mapping.yaml")
-        assertEquals(TypeMappingFileType.NAME, mapping.fileType.name)
+    fun `detects file type with 'yml' extension`() {
+        assertEquals(TypeMappingFileType.NAME, openFile("mapping.yml").fileType.name)
+    }
+
+    @Test
+    fun `ignores empty file`() {
+        assertFalse(openFile("empty.yaml").fileType.name.startsWith(TypeMappingFileType.NAME))
+    }
+
+    @Test
+    fun `ignores directory`() {
+        assertFalse(createDir("foo").fileType.name.startsWith(TypeMappingFileType.NAME))
+    }
+
+    @Test
+    fun `detects yaml in jar`() {
+        val tmpDir = directoryContent {
+            zip("yaml.jar") {
+                dir("resources") {
+                    file("a.yaml", "openapi-processor-mapping: v2\n")
+                }
+            }
+        }.generateInVirtualTempDir()
+
+        addJar(tmpDir.path, "yaml.jar")
+
+        val url = convertToURL("jar://${tmpDir.path}/yaml.jar!/resources/a.yaml")!!
+        val yml = findFileByURL(url)
+
+        assertTrue(yml!!.fileType.name.startsWith(TypeMappingFileType.NAME))
     }
 }

src/test/kotlin/io/openapiprocessor/intellij/support/LightInsightTestCase.kt

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2025 https://github.com/openapi-processor/openapi-processor-intellij
+ * PDX-License-Identifier: Apache-2.0
+ */
+
+package io.openapiprocessor.intellij.support
+
+import com.intellij.openapi.vfs.VfsUtil.getUrlForLibraryRoot
+import com.intellij.openapi.vfs.VirtualFile
+import com.intellij.testFramework.PsiTestUtil
+import com.intellij.testFramework.fixtures.LightJavaCodeInsightFixtureTestCase5
+import java.io.File
+
+open class LightInsightTestCase: LightJavaCodeInsightFixtureTestCase5() {
+
+    fun openFile(path: String): VirtualFile {
+        return fixture.configureByFile(path).virtualFile
+    }
+
+    fun createDir(path: String): VirtualFile {
+        return fixture.tempDirFixture.findOrCreateDir(path)
+    }
+
+    fun addJar(path: String, name: String) {
+        PsiTestUtil.addLibrary(
+            fixture.module,
+            name,
+            getUrlForLibraryRoot(File("${path}/${name}"))
+        )
+    }
+}