Add ContentImporter tests; drop redundant elvis; document lint/test commands

README.md

@@ -48,6 +48,20 @@ UML- и архитектурные диаграммы (Mermaid) — в ката
 Порты по умолчанию: gateway `:8080`, identity `:8081`, academic `:8082`,
 progress `:8083`, web `:8090`. Интерфейс: `http://localhost:8090`.
 
+## Качество кода и тесты
+
+```bash
+./gradlew ktlintCheck detekt test   # линтеры (строгий режим) + тесты
+./gradlew ktlintFormat              # автоформат Kotlin
+```
+
+- `ktlint` отвечает за формат, `detekt` — за качество (сложность, вложенность, ошибки).
+  Оба подключены во всех Kotlin-модулях конвенцией `lms.lint` и **ломают сборку** при замечаниях.
+- Конфигурация: `.editorconfig`, `config/detekt/detekt.yml`.
+- Gradle daemon фиксируется на JDK 21 (`gradle/gradle-daemon-jvm.properties`): detekt 1.23
+  не работает на JDK 25.
+- Тестовая инфраструктура — `libs:test-support` (JUnit 5, MockK, Testcontainers `postgres:18`).
+
 ## Запуск в Docker (для сервера)
 
 На сервере Java не нужна: всё собирается и работает в контейнерах (multi-stage

services/academic-service/src/test/kotlin/ru/ysu/lms/academic/content/ContentImporterTest.kt

@@ -0,0 +1,96 @@
+package ru.ysu.lms.academic.content
+
+import io.mockk.every
+import io.mockk.mockk
+import io.mockk.slot
+import org.assertj.core.api.Assertions.assertThat
+import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.io.TempDir
+import ru.ysu.lms.academic.domain.ContentArticle
+import ru.ysu.lms.academic.domain.ContentChapter
+import ru.ysu.lms.academic.domain.ContentSection
+import ru.ysu.lms.academic.repo.ContentArticleRepository
+import ru.ysu.lms.academic.repo.ContentChapterRepository
+import ru.ysu.lms.academic.repo.ContentSectionRepository
+import java.io.ByteArrayOutputStream
+import java.nio.file.Path
+import java.util.UUID
+import java.util.zip.ZipEntry
+import java.util.zip.ZipOutputStream
+
+class ContentImporterTest {
+    @TempDir
+    lateinit var tempDir: Path
+
+    private val chapters = mockk<ContentChapterRepository>()
+    private val sections = mockk<ContentSectionRepository>()
+    private val articles = mockk<ContentArticleRepository>()
+
+    private fun importer(): ContentImporter {
+        every { chapters.findByTitleIgnoreCase(any()) } returns null
+        every { chapters.findBySlug(any()) } returns null
+        every { chapters.findAllByOrderByPositionAscIdAsc() } returns emptyList()
+        every { chapters.save(any()) } answers { firstArg() }
+
+        every { sections.findByChapterIdAndTitleIgnoreCase(any(), any()) } returns null
+        every { sections.findByChapterIdAndSlug(any(), any()) } returns null
+        every { sections.findByChapterIdOrderByPositionAscIdAsc(any()) } returns emptyList()
+        every { sections.save(any()) } answers { firstArg() }
+
+        every { articles.findBySectionIdAndTitleIgnoreCase(any(), any()) } returns null
+        every { articles.findBySectionIdAndSlug(any(), any()) } returns null
+        every { articles.save(any()) } answers { firstArg() }
+
+        return ContentImporter(chapters, sections, articles, AssetStorage(tempDir.toString()))
+    }
+
+    private fun articleZip(
+        title: String,
+        slug: String,
+    ): ByteArray {
+        val out = ByteArrayOutputStream()
+        ZipOutputStream(out).use { zos ->
+            zos.putNextEntry(ZipEntry("chapters/01-Глава/01-Раздел/01-Статья.md"))
+            zos.write("---\ntitle: \"$title\"\nslug: \"$slug\"\n---\nТекст статьи".toByteArray())
+            zos.closeEntry()
+        }
+        return out.toByteArray()
+    }
+
+    @Test
+    fun `creates chapter, section and article with title-based slug`() {
+        val importer = importer()
+        val savedChapter = slot<ContentChapter>()
+        val savedArticle = slot<ContentArticle>()
+        every { chapters.save(capture(savedChapter)) } answers { firstArg() }
+        every { articles.save(capture(savedArticle)) } answers { firstArg() }
+
+        val result = importer.importZip("content.zip", articleZip("Ввод-вывод", "c-input"), sync = false)
+
+        assertThat(result.chapters).isEqualTo(1)
+        assertThat(result.sections).isEqualTo(1)
+        assertThat(result.articles).isEqualTo(1)
+        assertThat(savedChapter.captured.title).isEqualTo("Глава")
+        assertThat(savedChapter.captured.slug).isEqualTo("glava")
+        assertThat(savedArticle.captured.title).isEqualTo("Ввод-вывод")
+        assertThat(savedArticle.captured.slug).isEqualTo("c-input")
+    }
+
+    @Test
+    fun `reuses existing chapter and section by title instead of duplicating`() {
+        val importer = importer()
+        val chapter = ContentChapter(title = "Глава", slug = "glava", position = 1)
+        val section = ContentSection(chapterId = chapter.id, title = "Раздел", slug = "razdel", position = 1)
+        every { chapters.findByTitleIgnoreCase("Глава") } returns chapter
+        every { sections.findByChapterIdAndTitleIgnoreCase(chapter.id, "Раздел") } returns section
+        val chapterSaves = mutableListOf<UUID>()
+        every { chapters.save(any()) } answers {
+            firstArg<ContentChapter>().also { chapterSaves.add(it.id) }
+        }
+
+        val result = importer.importZip("content.zip", articleZip("Тема", "c-topic"), sync = false)
+
+        assertThat(result.chapters).isEqualTo(1)
+        assertThat(chapterSaves).containsExactly(chapter.id)
+    }
+}

web/src/main/kotlin/ru/ysu/lms/web/api/ApiClient.kt

@@ -84,7 +84,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun createGroup(
@@ -155,7 +155,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun enrollStudent(
@@ -264,7 +264,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun labDetail(
@@ -344,7 +344,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun setLevel(
@@ -404,7 +404,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun meAssignments(token: String): List<MeAssignmentDto> {
@@ -416,7 +416,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun updateLab(
@@ -495,7 +495,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun setGrade(
@@ -525,7 +525,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun myGrades(token: String): List<GradeDto> = myGrades(token, null)
@@ -547,7 +547,7 @@ class ApiClient(
                     .get()
                     .uri(if (groupId.isNullOrBlank()) uri else uri, *if (groupId.isNullOrBlank()) emptyArray() else arrayOf(groupId))
             spec.header(HttpHeaders.AUTHORIZATION, bearer(token)).retrieve().body(type)
-        } ?: emptyList()
+        }
     }
 
     fun groupPublications(
@@ -562,7 +562,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun publishGrades(
@@ -590,7 +590,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun submitLab(
@@ -617,7 +617,7 @@ class ApiClient(
                 .body(parts)
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun mySubmissions(
@@ -632,7 +632,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun labSubmissions(
@@ -647,7 +647,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun downloadMySubmission(
@@ -752,7 +752,7 @@ class ApiClient(
             (if (token != null) spec.header(HttpHeaders.AUTHORIZATION, bearer(token)) else spec)
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     /** Сохраняет новое расположение глав, разделов и статей. */
@@ -1135,7 +1135,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun assignDefense(
@@ -1166,7 +1166,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(Map::class.java)
-        }?.get("code").toString()
+        }.get("code").toString()
 
     fun resetDefense(
         token: String,
@@ -1191,7 +1191,7 @@ class ApiClient(
                 .header(HttpHeaders.AUTHORIZATION, bearer(token))
                 .retrieve()
                 .body(type)
-        } ?: emptyList()
+        }
     }
 
     fun myDefense(