
PASS ReadableStreamDefaultReader Promise receives ReadableStream start() Error 
PASS ReadableStreamDefaultReader Promise receives ReadableStream pull() Error 
FAIL ReadableStream start() Error propagates to Response.arrayBuffer() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream start() Error propagates to Response.blob() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream start() Error propagates to Response.formData() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "NotSupportedError: The operation is not supported." ("NotSupportedError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream start() Error propagates to Response.json() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream start() Error propagates to Response.text() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream pull() Error propagates to Response.arrayBuffer() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream pull() Error propagates to Response.blob() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream pull() Error propagates to Response.formData() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "NotSupportedError: The operation is not supported." ("NotSupportedError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream pull() Error propagates to Response.json() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")
FAIL ReadableStream pull() Error propagates to Response.text() Promise assert_throws: CustomTestError should propagate function "function () { throw e }" threw object "TypeError: custom-test-error" ("TypeError") expected object "custom-test-error" ("custom-test-error")