✅ Better tests coverage

Author: elbywan

src/core.ts

@@ -32,13 +32,6 @@ export interface Wretch<Self = unknown, Chain = unknown> {
    */
   addon: <W, R>(addon: WretchAddon<W, R>) => W & Self & Wretch<Self & W, Chain & R>
 
-  /**
-   * Sets the default fetch options used for every subsequent fetch call.
-   * @param options - New default options
-   * @param replace - If true, replaces the existing options instead of mixing in
-   */
-  defaults(this: Self & Wretch<Self, Chain>, options: WretchOptions, replace?: boolean): this
-
   /**
    * Sets the method (text, json ...) used to parse the data contained in the response body in case of an HTTP error.
    *
@@ -206,19 +199,15 @@ export const core: Wretch = {
     }
   },
 
-  defaults(options, replace = false) {
+  errorType(errorType: string) {
     return this.clone({
       config: {
         ...this._config,
-        defaults: replace ? options : mix(this._config.defaults, options)
+        errorType
       }
     })
   },
 
-  errorType(errorType: string) {
-    return this.clone({ errorType })
-  },
-
   polyfills(polyfills, replace = false) {
     return this.clone({
       config: {

test/node/wretch.spec.ts

@@ -50,6 +50,11 @@ const duckImage = fs.readFileSync(duckImagePath)
 
 describe("Wretch", function () {
 
+  beforeEach(() => {
+    wretch.defaults({}, true)
+    wretch.errorType("text")
+  })
+
   it("should set and use non global polyfills", async function () {
     global["FormData"] = null
     global["URLSearchParams"] = null
@@ -73,7 +78,7 @@ describe("Wretch", function () {
       performance,
       PerformanceObserver,
       AbortController
-    })
+    }, true)
   })
 
   it("should perform crud requests and parse a text response", async function () {
@@ -384,7 +389,7 @@ describe("Wretch", function () {
     expect(check).toBe(3)
   })
 
-  it("should set default fetch options", async function () {
+  it("should set global default fetch options", async function () {
     let rejected = await new Promise(res => wretch(`${_URL}/customHeaders`).get().badRequest(_ => {
       res(true)
     }).res(result => res(!result)))
@@ -458,19 +463,27 @@ describe("Wretch", function () {
   })
 
   it("should change the parsing used in the default error handler", async function () {
+    // Local
+    await wretch(`${_URL}/json500`)
+      .errorType("json")
+      .get()
+      .internalError(error => { expect(error.json).toEqual({ error: 500, message: "ok" }) })
+      .res(_ => fail("I should never be called because an error was thrown"))
+      .then(_ => expect(_).toBe(undefined))
+    // Default (text)
     await wretch(`${_URL}/json500`)
       .get()
       .internalError(error => { expect(error.text).toEqual(`{"error":500,"message":"ok"}`) })
       .res(_ => fail("I should never be called because an error was thrown"))
       .then(_ => expect(_).toBe(undefined))
+    // Global
     wretch.errorType("json")
     await wretch(`${_URL}/json500`)
       .get()
       .internalError(error => { expect(error.json).toEqual({ error: 500, message: "ok" }) })
       .res(_ => fail("I should never be called because an error was thrown"))
       .then(_ => expect(_).toBe(undefined))
-    // Change back
-    wretch.errorType("text")
+
   })
 
   it("should retrieve performance timings associated with a fetch request", function (done) {