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test: clearUnusedSchemas
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‎src/core/clearUnusedSchemas.test.ts‎

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import { describe, expect, it } from "@jest/globals";
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import clearUnusedSchemas from "./clearUnusedSchemas";
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describe("clearUnusedSchemas", () => {
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it("should return the same input if there are no schemas", () => {
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const output = clearUnusedSchemas({ paths: {}, components: {} });
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expect(output).toStrictEqual({ paths: {}, components: {} });
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});
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it("should delete if a component was never used in any api routes", () => {
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const output = clearUnusedSchemas({
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paths: {
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"/user": {
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get: {
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summary: "Get user",
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responses: {
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200: {
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description: "Success",
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content: {
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"application/json": {
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schema: {
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$ref: "#/components/schemas/User",
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},
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},
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},
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},
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},
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},
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},
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},
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components: {
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schemas: {
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User: {
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type: "object",
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properties: {
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id: { type: "string" },
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name: { type: "string" },
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},
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},
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Post: {
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type: "object",
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properties: {
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id: { type: "string" },
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title: { type: "string" },
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},
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},
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},
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},
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});
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expect(output).toStrictEqual({
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paths: {
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"/user": {
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get: {
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summary: "Get user",
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responses: {
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200: {
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description: "Success",
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content: {
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"application/json": {
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schema: {
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$ref: "#/components/schemas/User",
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},
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},
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},
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},
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},
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},
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},
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},
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components: {
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schemas: {
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User: {
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type: "object",
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properties: {
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id: { type: "string" },
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name: { type: "string" },
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},
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},
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},
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},
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});
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});
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it("should not mix the component names", () => {
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const output = clearUnusedSchemas({
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paths: {
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"/user/post": {
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get: {
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summary: "Get user post",
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responses: {
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200: {
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description: "Success",
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content: {
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"application/json": {
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schema: {
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$ref: "#/components/schemas/UserPost",
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},
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},
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},
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},
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},
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},
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},
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},
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components: {
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schemas: {
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User: {
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type: "object",
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properties: {
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id: { type: "string" },
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name: { type: "string" },
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},
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},
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UserPost: {
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type: "object",
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properties: {
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id: { type: "string" },
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title: { type: "string" },
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},
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},
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},
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},
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});
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expect(output).toStrictEqual({
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paths: {
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"/user/post": {
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get: {
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summary: "Get user post",
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responses: {
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200: {
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description: "Success",
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content: {
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"application/json": {
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schema: {
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$ref: "#/components/schemas/UserPost",
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},
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},
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},
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},
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},
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},
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},
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},
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components: {
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schemas: {
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UserPost: {
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type: "object",
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properties: {
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id: { type: "string" },
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title: { type: "string" },
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},
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},
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},
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},
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});
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});
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it("should keep the schema if it was referenced by another schema", () => {
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const output = clearUnusedSchemas({
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paths: {
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"/user": {
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get: {
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summary: "Get user",
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responses: {
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200: {
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description: "Success",
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content: {
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"application/json": {
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schema: {
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$ref: "#/components/schemas/User",
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},
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},
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},
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},
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},
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},
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},
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},
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components: {
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schemas: {
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User: {
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type: "object",
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properties: {
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id: { type: "string" },
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name: { type: "string" },
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cars: {
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type: "array",
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items: {
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$ref: "#/components/schemas/Car",
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},
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},
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},
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},
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Post: {
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type: "object",
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properties: {
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id: { type: "string" },
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title: { type: "string" },
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},
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},
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Car: {
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type: "object",
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properties: {
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id: { type: "string" },
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model: { type: "string" },
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},
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},
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},
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},
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});
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expect(output).toStrictEqual({
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paths: {
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"/user": {
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get: {
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summary: "Get user",
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responses: {
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200: {
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description: "Success",
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content: {
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"application/json": {
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schema: {
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$ref: "#/components/schemas/User",
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},
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},
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},
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},
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},
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},
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},
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},
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components: {
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schemas: {
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User: {
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type: "object",
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properties: {
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id: { type: "string" },
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name: { type: "string" },
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cars: {
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type: "array",
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items: {
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$ref: "#/components/schemas/Car",
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},
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},
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},
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},
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Car: {
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type: "object",
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properties: {
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id: { type: "string" },
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model: { type: "string" },
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},
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},
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},
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},
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});
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});
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});

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