📄 playwright-python/java/docs/api/class-apiresponseassertions

File: class-apiresponseassertions.md | Updated: 11/18/2025

Source: https://playwright.dev/java/docs/api/class-apiresponseassertions

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The APIResponseAssertions class provides assertion methods that can be used to make assertions about the APIResponse in the tests.

// ...import static com.microsoft.playwright.assertions.PlaywrightAssertions.assertThat;public class TestPage {  // ...  @Test  void navigatesToLoginPage() {    // ...    APIResponse response = page.request().get("https://playwright.dev");    assertThat(response).isOK();  }}

Methods


isOK

Added in: v1.18 apiResponseAssertions.isOK

Ensures the response status code is within 200..299 range.

Usage

assertThat(response).isOK();

Returns


Properties


not()

Added in: v1.20 apiResponseAssertions.not()

Makes the assertion check for the opposite condition. For example, this code tests that the response status is not successful:

assertThat(response).not().isOK();

Usage

assertThat(response).not()

Returns