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Merge pull request #610 from golemfactory/feature/JST-468/make-use-of…
…-public-whitelist Feature/jst 468/make use of public whitelist
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| import { MockPropertyPolicy, imock, instance, when } from "@johanblumenberg/ts-mockito"; | ||
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| import { getHealthyProvidersWhiteList } from "./helpers"; | ||
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| const mockFetch = jest.spyOn(global, "fetch"); | ||
| const response = imock<Response>(); | ||
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| beforeEach(() => { | ||
| jest.resetAllMocks(); | ||
| }); | ||
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| describe("Market Helpers", () => { | ||
| describe("Getting public healthy providers whitelist", () => { | ||
| describe("Positive cases", () => { | ||
| test("Will return the list returned by the endpoint", async () => { | ||
| // Given | ||
| when(response.json()).thenResolve(["0xAAA", "0xBBB"]); | ||
| mockFetch.mockResolvedValue(instance(response)); | ||
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| // When | ||
| const data = await getHealthyProvidersWhiteList(); | ||
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| // Then | ||
| expect(data).toEqual(["0xAAA", "0xBBB"]); | ||
| }); | ||
| }); | ||
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| describe("Negative cases", () => { | ||
| test("It throws an error when the response from the API will not be a successful one (fetch -> response.ok)", async () => { | ||
| // Given | ||
| const mockResponse = imock<Response>(MockPropertyPolicy.StubAsProperty); | ||
| when(mockResponse.ok).thenReturn(false); | ||
| when(mockResponse.text()).thenResolve("{error:'test'}"); | ||
| mockFetch.mockResolvedValue(instance(mockResponse)); | ||
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| // When, Then | ||
| await expect(() => getHealthyProvidersWhiteList()).rejects.toThrow( | ||
| "Failed to download healthy provider whitelist due to an error: Error: Request to download healthy provider whitelist failed: {error:'test'}", | ||
| ); | ||
| }); | ||
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| test("It throws an error when executing of fetch will fail for any reason", async () => { | ||
| // Given | ||
| mockFetch.mockImplementation(() => { | ||
| throw new Error("Something went wrong really bad!"); | ||
| }); | ||
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| // When, Then | ||
| await expect(() => getHealthyProvidersWhiteList()).rejects.toThrow( | ||
| "Failed to download healthy provider whitelist due to an error: Error: Something went wrong really bad!", | ||
| ); | ||
| }); | ||
| }); | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| /** | ||
| * Helps to obtain a whitelist of providers which were health-tested. | ||
| * | ||
| * Important: This helper requires internet access to function properly. | ||
| * | ||
| * @return An array with Golem Node IDs of the whitelisted providers. | ||
| */ | ||
| export async function getHealthyProvidersWhiteList(): Promise<string[]> { | ||
| try { | ||
| const response = await fetch("https://provider-health.golem.network/v1/provider-whitelist"); | ||
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| if (response.ok) { | ||
| return response.json(); | ||
| } else { | ||
| const body = await response.text(); | ||
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| throw new Error(`Request to download healthy provider whitelist failed: ${body}`); | ||
| } | ||
| } catch (err) { | ||
| throw new Error(`Failed to download healthy provider whitelist due to an error: ${err}`); | ||
| } | ||
| } |
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