Returns permissions that a caller has on the specified resource. If the resource does not exist, this will return an empty set of permissions, not aNOT_FOUNDerror.
Note: This operation is designed to be used for building permission-aware UIs and command-line tools, not for authorization checking. This operation may "fail open" without warning.
HTTP request
Path parameters
Parameters
resource
string
REQUIRED: The resource for which the policy detail is being requested. SeeResource namesfor the appropriate value for this field.
Request body
The request body contains data with the following structure:
JSON representation
{"permissions":[string]}
Fields
permissions[]
string
The set of permissions to check for theresource. Permissions with wildcards (such as*orstorage.*) are not allowed. For more information seeIAM Overview.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-22 UTC."],[],[],null,["# Method: projects.subscriptions.testIamPermissions\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Request body](#body.request_body)\n - [JSON representation](#body.request_body.SCHEMA_REPRESENTATION)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nReturns permissions that a caller has on the specified resource. If the resource does not exist, this will return an empty set of permissions, not a `NOT_FOUND` error.\n\nNote: This operation is designed to be used for building permission-aware UIs and command-line tools, not for authorization checking. This operation may \"fail open\" without warning.\n\n### HTTP request\n\nChoose a location: \nglobal \n\n\u003cbr /\u003e\n\n### Path parameters\n\n### Request body\n\nThe request body contains data with the following structure:\n\n### Response body\n\nIf successful, the response body contains an instance of [TestIamPermissionsResponse](/pubsub/docs/reference/rest/v1/TestIamPermissionsResponse).\n\n### Authorization scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/pubsub`\n- `https://www.googleapis.com/auth/cloud-platform`\n\nFor more information, see the [Authentication Overview](/docs/authentication#authorization-gcp)."]]
