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homarr/packages/definitions/src/test/permissions.spec.ts
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import { describe, expect, test } from "vitest";
import type { GroupPermissionKey, PermissionMatrixState } from "../permissions";
import {
getAppManagementAccess,
getIntegrationManagementAccess,
getPermissionsWithChildren,
getPermissionsWithParents,
groupPermissionKeys,
isCapabilityImpliedByLevel,
matrixStateToPermissions,
permissionMatrix,
permissionsToMatrixState,
} from "../permissions";
const emptyState = (overrides: Partial<PermissionMatrixState> = {}): PermissionMatrixState => ({
board: { level: 0, capabilities: [] },
app: { level: 0, capabilities: [] },
integration: { level: 0, capabilities: [] },
"search-engine": { level: 0, capabilities: [] },
media: { level: 0, capabilities: [] },
other: { level: 0, capabilities: [] },
admin: { level: 0, capabilities: [] },
...overrides,
});
describe("getPermissionsWithParents should return the correct permissions", () => {
test.each([
[["board-view-all"], ["board-view-all", "board-modify-all", "board-full-all", "admin"]],
[["board-modify-all"], ["board-modify-all", "board-full-all", "admin"]],
[["board-create"], ["board-create", "board-full-all", "admin"]],
[["board-full-all"], ["board-full-all", "admin"]],
[["integration-use-all"], ["integration-use-all", "integration-interact-all", "integration-full-all", "admin"]],
[["integration-create"], ["integration-create", "integration-full-all", "admin"]],
[["integration-interact-all"], ["integration-interact-all", "integration-full-all", "admin"]],
[["integration-full-all"], ["integration-full-all", "admin"]],
[["admin"], ["admin"]],
] satisfies [GroupPermissionKey[], GroupPermissionKey[]][])("expect %s to return %s", (input, expectedOutput) => {
expect(getPermissionsWithParents(input)).toEqual(expect.arrayContaining(expectedOutput));
});
});
describe("getPermissionsWithChildren should return the correct permissions", () => {
test.each([
[["board-view-all"], ["board-view-all"]],
[["board-modify-all"], ["board-view-all", "board-modify-all"]],
[["board-create"], ["board-create"]],
[["board-full-all"], ["board-full-all", "board-modify-all", "board-view-all"]],
[["integration-use-all"], ["integration-use-all"]],
[["integration-create"], ["integration-create"]],
[["integration-interact-all"], ["integration-interact-all", "integration-use-all"]],
[["integration-full-all"], ["integration-full-all", "integration-interact-all", "integration-use-all"]],
[
["admin"],
[
"admin",
"board-full-all",
"board-modify-all",
"board-view-all",
"integration-full-all",
"integration-interact-all",
"integration-use-all",
],
],
] satisfies [GroupPermissionKey[], GroupPermissionKey[]][])("expect %s to return %s", (input, expectedOutput) => {
expect(getPermissionsWithChildren(input)).toEqual(expect.arrayContaining(expectedOutput));
});
});
describe("the matrix must be able to represent every permission", () => {
test("every group permission key is covered by exactly one category", () => {
const covered = Object.values(permissionMatrix).flatMap(({ levels, capabilities }) => [...levels, ...capabilities]);
expect(covered.toSorted()).toEqual(groupPermissionKeys.toSorted());
});
test.each(groupPermissionKeys.map((key) => [key]))("expect %s to survive a round-trip on its own", (key) => {
expect(matrixStateToPermissions(permissionsToMatrixState([key]))).toContain(key);
});
test("every ladder is a real chain, so no level can fabricate a sibling permission", () => {
Object.values(permissionMatrix).forEach(({ levels }) => {
levels.forEach((key, index) => {
// Selecting a level must never grant more than that level's key already implies.
const implied = getPermissionsWithChildren([key]);
expect(levels.slice(0, index + 1).every((lower) => implied.includes(lower))).toBe(true);
});
});
});
});
describe("permissionsToMatrixState should resolve the highest present level per category", () => {
test("resolves the highest present level key", () => {
expect(permissionsToMatrixState(["board-view-all", "board-modify-all"]).board.level).toBe(2);
});
test("resolves the admin category", () => {
expect(permissionsToMatrixState(["admin"]).admin.level).toBe(1);
});
test("resolves an empty selection to all zero", () => {
const state = permissionsToMatrixState([]);
expect(Object.values(state).every(({ level, capabilities }) => level === 0 && capabilities.length === 0)).toBe(
true,
);
});
test("resolves a standalone create key without granting any level", () => {
expect(permissionsToMatrixState(["board-create"]).board).toEqual({ level: 0, capabilities: ["board-create"] });
});
test("marks a capability as granted when the level implies it", () => {
expect(permissionsToMatrixState(["board-full-all"]).board.capabilities).toEqual(["board-create"]);
expect(permissionsToMatrixState(["app-modify-all"]).app.capabilities).toEqual(["app-create"]);
expect(permissionsToMatrixState(["media-full-all"]).media.capabilities).toEqual(["media-upload"]);
});
test("does not mark a capability as granted for a level that does not imply it", () => {
expect(permissionsToMatrixState(["board-modify-all"]).board.capabilities).toEqual([]);
expect(permissionsToMatrixState(["integration-interact-all"]).integration.capabilities).toEqual([]);
});
test("app-use-all is a capability, not a level, because app-modify-all does not imply it", () => {
// Regression: modelling use as the level below modify made picking Modify silently grant the
// use of every app, which the permission graph does not do.
const state = permissionsToMatrixState(["app-modify-all"]);
expect(state.app).toEqual({ level: 1, capabilities: ["app-create"] });
expect(matrixStateToPermissions(state)).toEqual(["app-modify-all"]);
});
test("app-full-all implies both app capabilities", () => {
expect(permissionsToMatrixState(["app-full-all"]).app).toEqual({
level: 2,
capabilities: ["app-use-all", "app-create"],
});
});
});
describe("isCapabilityImpliedByLevel", () => {
test.each([
["board", "board-create", 0, false],
["board", "board-create", 1, false],
["board", "board-create", 2, false],
["board", "board-create", 3, true],
["app", "app-create", 1, true],
["app", "app-use-all", 1, false],
["app", "app-use-all", 2, true],
["integration", "integration-create", 2, false],
["integration", "integration-create", 3, true],
["search-engine", "search-engine-create", 1, true],
["media", "media-upload", 1, false],
["media", "media-upload", 2, true],
] satisfies [keyof typeof permissionMatrix, GroupPermissionKey, number, boolean][])(
"expect %s at level %i to imply %s: %s",
(category, capability, level, expected) => {
expect(isCapabilityImpliedByLevel(category, capability, level)).toBe(expected);
},
);
});
describe("matrixStateToPermissions should expand levels into permission keys", () => {
test("expands a level into the ordered level keys", () => {
expect(matrixStateToPermissions(emptyState({ board: { level: 2, capabilities: [] } }))).toEqual([
"board-view-all",
"board-modify-all",
]);
});
test("expands the admin category into the admin key", () => {
expect(matrixStateToPermissions(emptyState({ admin: { level: 1, capabilities: [] } }))).toEqual(["admin"]);
});
test("emits a standalone capability without any level", () => {
expect(matrixStateToPermissions(emptyState({ board: { level: 0, capabilities: ["board-create"] } }))).toEqual([
"board-create",
]);
});
test("emits media-upload as the capability of the media category", () => {
expect(matrixStateToPermissions(emptyState({ media: { level: 0, capabilities: ["media-upload"] } }))).toEqual([
"media-upload",
]);
});
test("emits app-use-all without granting any app level", () => {
expect(matrixStateToPermissions(emptyState({ app: { level: 0, capabilities: ["app-use-all"] } }))).toEqual([
"app-use-all",
]);
});
test("omits a capability that the chosen level already implies", () => {
expect(matrixStateToPermissions(emptyState({ board: { level: 3, capabilities: ["board-create"] } }))).toEqual([
"board-view-all",
"board-modify-all",
"board-full-all",
]);
});
});
describe("matrix helpers should round-trip stably", () => {
test.each([
[["board-view-all", "board-modify-all"]],
[["integration-use-all", "integration-interact-all", "integration-full-all"]],
[["admin"]],
[[]],
[["search-engine-modify-all", "search-engine-full-all", "media-view-all", "other-view-logs"]],
[["board-create"]],
[["media-upload"]],
[["board-create", "app-create", "integration-create", "search-engine-create", "media-upload"]],
[["board-create", "board-view-all"]],
[["app-modify-all"]],
[["app-use-all"]],
[["app-use-all", "app-modify-all"]],
] satisfies [GroupPermissionKey[]][])("expect %s to round-trip", (permissions) => {
const roundTripped = matrixStateToPermissions(permissionsToMatrixState(permissions));
expect(roundTripped).toEqual(expect.arrayContaining(permissions));
expect(roundTripped).toHaveLength(permissions.length);
});
test("expect a redundant capability key to be normalised away by the level that implies it", () => {
// app-modify-all already grants app-create, so the matrix stores the minimal set. The permission
// is not lost: getPermissionsWithChildren re-derives it whenever permissions are read.
const roundTripped = matrixStateToPermissions(permissionsToMatrixState(["app-create", "app-modify-all"]));
expect(roundTripped).toEqual(["app-modify-all"]);
expect(getPermissionsWithChildren(roundTripped)).toContain("app-create");
});
test("expect a single higher-level key to expand to its full set on round-trip", () => {
expect(matrixStateToPermissions(permissionsToMatrixState(["board-full-all"]))).toEqual([
"board-view-all",
"board-modify-all",
"board-full-all",
]);
});
});
describe("management section access", () => {
test.each([
[[], false, false],
[["app-create"], true, false],
[["app-modify-all"], true, true],
[["app-full-all", "app-modify-all"], true, true],
[["app-use-all"], false, false],
[["board-modify-all"], false, false],
] satisfies [GroupPermissionKey[], boolean, boolean][])(
"expect apps with %s to be reachable: %s, manage-all: %s",
(permissions, canAccess, canManageAll) => {
const access = getAppManagementAccess(permissions);
expect(access.canAccess).toBe(canAccess);
expect(access.canManageAll).toBe(canManageAll);
},
);
test.each([
[[], false, false, false],
[[], true, true, false],
[["integration-create"], false, true, false],
[["integration-full-all"], false, true, true],
[["integration-use-all"], false, false, false],
[["integration-interact-all"], false, false, false],
[["integration-interact-all"], true, true, false],
] satisfies [GroupPermissionKey[], boolean, boolean, boolean][])(
"expect integrations with %s and delegated access %s to be reachable: %s, manage-all: %s",
(permissions, hasDelegatedFullAccess, canAccess, canManageAll) => {
const access = getIntegrationManagementAccess(permissions, hasDelegatedFullAccess);
expect(access.canAccess).toBe(canAccess);
expect(access.canManageAll).toBe(canManageAll);
},
);
});