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true, + "license": "MIT", + "dependencies": { + "cac": "^6.7.14", + "debug": "^4.3.7", + "es-module-lexer": "^1.5.4", + "pathe": "^1.1.2", + "vite": "^5.0.0" + }, + "bin": { + "vite-node": "vite-node.mjs" + }, + "engines": { + "node": "^18.0.0 || >=20.0.0" + }, + "funding": { + "url": "https://opencollective.com/vitest" + } + }, "node_modules/vite-plugin-top-level-await": { "version": "1.6.0", "resolved": "https://registry.npmjs.org/vite-plugin-top-level-await/-/vite-plugin-top-level-await-1.6.0.tgz", @@ -14165,6 +14475,72 @@ "@esbuild/win32-x64": "0.21.5" } }, + "node_modules/vitest": { + "version": "2.1.9", + "resolved": "https://registry.npmjs.org/vitest/-/vitest-2.1.9.tgz", + "integrity": "sha512-MSmPM9REYqDGBI8439mA4mWhV5sKmDlBKWIYbA3lRb2PTHACE0mgKwA8yQ2xq9vxDTuk4iPrECBAEW2aoFXY0Q==", + "dev": true, + "license": "MIT", + "dependencies": { + "@vitest/expect": "2.1.9", + "@vitest/mocker": "2.1.9", + "@vitest/pretty-format": "^2.1.9", + "@vitest/runner": "2.1.9", + 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+ "jsdom": { + "optional": true + } + } + }, "node_modules/void-elements": { "version": "3.1.0", "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-3.1.0.tgz", @@ -14285,6 +14661,23 @@ "url": "https://github.com/sponsors/ljharb" } }, + "node_modules/why-is-node-running": { + "version": "2.3.0", + "resolved": "https://registry.npmjs.org/why-is-node-running/-/why-is-node-running-2.3.0.tgz", + "integrity": "sha512-hUrmaWBdVDcxvYqnyh09zunKzROWjbZTiNy8dBEjkS7ehEDQibXJ7XvlmtbwuTclUiIyN+CyXQD4Vmko8fNm8w==", + "dev": true, + "license": "MIT", + "dependencies": { + "siginfo": "^2.0.0", + "stackback": "0.0.2" + }, + "bin": { + "why-is-node-running": "cli.js" + }, + "engines": { + "node": ">=8" + } + }, "node_modules/word-wrap": { "version": "1.2.5", "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.5.tgz", diff --git a/package.json b/package.json index b3ff9af..5ecdd34 100644 --- a/package.json +++ b/package.json @@ -7,7 +7,9 @@ "dev": "vite", "build": "tsc && cross-env NODE_OPTIONS=--max-old-space-size=8192 vite build", "lint": "eslint -c .eslintrc.json ./src/**/**/*.{ts,tsx} --fix", - "preview": "vite preview" + "preview": "vite preview", + "test": "vitest run", + "test:watch": "vitest" }, "dependencies": { "@codemirror/lang-sql": "^6.9.0", @@ -105,6 +107,7 @@ "typescript": "5.6.3", "vite": "^5.2.0", "vite-plugin-top-level-await": "^1.5.0", - "vite-tsconfig-paths": "^4.3.2" + "vite-tsconfig-paths": "^4.3.2", + "vitest": "^2.1.9" } } diff --git a/src/utils/field.test.ts b/src/utils/field.test.ts new file mode 100644 index 0000000..5be7851 --- /dev/null +++ b/src/utils/field.test.ts @@ -0,0 +1,60 @@ +import { describe, it, expect } from "vitest"; + +import { cloneField, getNextSequence } from "./field"; + +import { FieldType } from "@/lib/schemas/field-schema"; + +// Minimal field factory. FieldType is a Drizzle-inferred row type with many +// columns; these helpers only read `sequence` (and copy the rest), so a partial +// cast keeps the fixtures focused on what is under test. +const makeField = (overrides: Partial = {}): FieldType => + ({ + id: "f1", + tableId: "t1", + name: "col", + sequence: 0, + ...overrides, + }) as FieldType; + +describe("getNextSequence", () => { + it("returns 0 for an empty field list", () => { + expect(getNextSequence([])).toBe(0); + }); + + it("returns max sequence + 1", () => { + const fields = [ + makeField({ sequence: 0 }), + makeField({ sequence: 5 }), + makeField({ sequence: 2 }), + ]; + + expect(getNextSequence(fields)).toBe(6); + }); + + it("handles a single field", () => { + expect(getNextSequence([makeField({ sequence: 4 })])).toBe(5); + }); +}); + +describe("cloneField", () => { + it("assigns a fresh id and preserves other properties", () => { + const original = makeField({ + id: "original-id", + name: "email", + sequence: 3, + }); + const clone = cloneField(original); + + expect(clone.id).not.toBe(original.id); + expect(clone.name).toBe("email"); + expect(clone.sequence).toBe(3); + expect(clone.tableId).toBe(original.tableId); + }); + + it("does not mutate the source field", () => { + const original = makeField({ id: "original-id" }); + + cloneField(original); + expect(original.id).toBe("original-id"); + }); +}); diff --git a/src/utils/render/render-uttils.test.ts b/src/utils/render/render-uttils.test.ts new file mode 100644 index 0000000..92b52d5 --- /dev/null +++ b/src/utils/render/render-uttils.test.ts @@ -0,0 +1,68 @@ +import { describe, it, expect } from "vitest"; + +import { + fixCharsetPlacement, + fixSQLiteColumnOrder, + getPostgresEnumName, +} from "./render-uttils"; + +import { FieldType } from "@/lib/schemas/field-schema"; +import { TableType } from "@/lib/schemas/table-schema"; + +describe("fixCharsetPlacement", () => { + it("moves CHARACTER SET / COLLATE directly after the column type", () => { + const sql = [ + "CREATE TABLE users (", + "name VARCHAR(255) NOT NULL CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci,", + "email TEXT", + ")", + ].join("\n"); + + const out = fixCharsetPlacement(sql); + + expect(out).toContain( + "name VARCHAR(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL", + ); + // charset/collation must sit before the remaining attributes + const line = out.split("\n").find((l) => l.includes("CHARACTER SET")) ?? ""; + + expect(line.indexOf("CHARACTER SET")).toBeLessThan( + line.indexOf("NOT NULL"), + ); + }); + + it("leaves columns without charset/collation untouched", () => { + const sql = ["CREATE TABLE t (", "email TEXT", ")"].join("\n"); + + expect(fixCharsetPlacement(sql)).toContain("email TEXT"); + }); +}); + +describe("fixSQLiteColumnOrder", () => { + it("reorders INTEGER PK attributes to PRIMARY KEY / AUTOINCREMENT / NOT NULL", () => { + const sql = [ + "CREATE TABLE t (", + "id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT", + ")", + ].join("\n"); + + expect(fixSQLiteColumnOrder(sql)).toContain( + "id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL", + ); + }); + + it("leaves non-primary-key INTEGER columns unchanged", () => { + const sql = ["CREATE TABLE t (", "age INTEGER DEFAULT 0", ")"].join("\n"); + + expect(fixSQLiteColumnOrder(sql)).toContain("age INTEGER DEFAULT 0"); + }); +}); + +describe("getPostgresEnumName", () => { + it("builds __enum", () => { + const table = { name: "Order" } as TableType; + const field = { name: "Status" } as FieldType; + + expect(getPostgresEnumName(table, field)).toBe("Order_status_enum"); + }); +}); diff --git a/src/utils/tables.test.ts b/src/utils/tables.test.ts new file mode 100644 index 0000000..ae4ed36 --- /dev/null +++ b/src/utils/tables.test.ts @@ -0,0 +1,67 @@ +import { describe, it, expect } from "vitest"; + +import { orderTables } from "./tables"; + +import { SortableTable } from "@/lib/table"; + +// `relationships` holds the ids of the tables this table depends on (its foreign +// keys / parents), so a valid topological order lists dependencies first. + +describe("orderTables", () => { + it("orders a dependency chain parent-first", () => { + const tables: SortableTable[] = [ + { tableId: "C", relationships: ["B"] }, + { tableId: "A", relationships: [] }, + { tableId: "B", relationships: ["A"] }, + ]; + + const order = orderTables(tables); + + expect(order).toHaveLength(3); + expect(order.indexOf("A")).toBeLessThan(order.indexOf("B")); + expect(order.indexOf("B")).toBeLessThan(order.indexOf("C")); + }); + + it("places a table after every dependency it references", () => { + const tables: SortableTable[] = [ + { tableId: "orders", relationships: ["users", "products"] }, + { tableId: "users", relationships: [] }, + { tableId: "products", relationships: [] }, + ]; + + const order = orderTables(tables); + + expect(order.indexOf("users")).toBeLessThan(order.indexOf("orders")); + expect(order.indexOf("products")).toBeLessThan(order.indexOf("orders")); + }); + + it("throws a CircularDependencyError describing the cycle", () => { + const tables: SortableTable[] = [ + { tableId: "A", relationships: ["B"] }, + { tableId: "B", relationships: ["A"] }, + ]; + + let caught: unknown; + + try { + orderTables(tables); + } catch (error) { + caught = error; + } + + expect(caught).toBeDefined(); + const err = caught as { + success: boolean; + message: string; + cycle: string[]; + }; + + expect(err.success).toBe(false); + expect(err.message).toBe("Cycle detected"); + expect(Array.isArray(err.cycle)).toBe(true); + // the cycle is reported as a closed loop (first node repeated at the end) + expect(err.cycle[0]).toBe(err.cycle[err.cycle.length - 1]); + expect(err.cycle).toContain("A"); + expect(err.cycle).toContain("B"); + }); +}); diff --git a/tsconfig.node.json b/tsconfig.node.json index aee816c..3415122 100644 --- a/tsconfig.node.json +++ b/tsconfig.node.json @@ -8,5 +8,5 @@ "strict": true }, - "include": ["vite.config.ts"] + "include": ["vite.config.ts", "vitest.config.ts"] } diff --git a/vitest.config.ts b/vitest.config.ts new file mode 100644 index 0000000..1dbf5b2 --- /dev/null +++ b/vitest.config.ts @@ -0,0 +1,13 @@ +import { defineConfig } from "vitest/config"; +import tsconfigPaths from "vite-tsconfig-paths"; + +// Standalone test config: the app's vite.config.ts pulls in Tailwind, React and +// WASM/worker plugins that pure-logic tests do not need. We only need the `@/` +// alias to resolve, which vite-tsconfig-paths provides from tsconfig.json. +export default defineConfig({ + plugins: [tsconfigPaths()], + test: { + environment: "node", + include: ["src/**/*.test.ts"], + }, +});