diff options
| -rw-r--r-- | spec/util_roles_spec.lua | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/spec/util_roles_spec.lua b/spec/util_roles_spec.lua new file mode 100644 index 00000000..c74515e9 --- /dev/null +++ b/spec/util_roles_spec.lua @@ -0,0 +1,116 @@ +describe("util.roles", function () + randomize(false); + local roles; + it("can be loaded", function () + roles = require "util.roles"; + end); + local test_role; + it("can create a new role", function () + test_role = roles.new(); + assert.is_not_nil(test_role); + assert.is_truthy(roles.is_role(test_role)); + end); + describe("role object", function () + it("is restrictive by default", function () + assert.falsy(test_role:may("my-permission")); + end); + it("allows you to set permissions", function () + test_role:set_permission("my-permission", true); + assert.truthy(test_role:may("my-permission")); + end); + it("allows you to set negative permissions", function () + test_role:set_permission("my-other-permission", false); + assert.falsy(test_role:may("my-other-permission")); + end); + it("does not allows you to override previously set permissions by default", function () + local ok, err = test_role:set_permission("my-permission", false); + assert.falsy(ok); + assert.is_equal("policy-already-exists", err); + -- Confirm old permission still in place + assert.truthy(test_role:may("my-permission")); + end); + it("allows you to explicitly override previously set permissions", function () + assert.truthy(test_role:set_permission("my-permission", false, true)); + assert.falsy(test_role:may("my-permission")); + end); + describe("inheritance", function () + local child_role; + it("works", function () + test_role:set_permission("inherited-permission", true); + child_role = roles.new({ + inherits = { test_role }; + }); + assert.truthy(child_role:may("inherited-permission")); + assert.falsy(child_role:may("my-permission")); + end); + it("allows listing policies", function () + local expected = { + ["my-permission"] = false; + ["my-other-permission"] = false; + ["inherited-permission"] = true; + }; + local received = {}; + for permission_name, permission_policy in child_role:policies() do + received[permission_name] = permission_policy; + end + assert.same(expected, received); + end); + it("supports multiple depths of inheritance", function () + local grandchild_role = roles.new({ + inherits = { child_role }; + }); + assert.truthy(grandchild_role:may("inherited-permission")); + end); + describe("supports ordered inheritance from multiple roles", function () + local parent_role = roles.new(); + local final_role = roles.new({ + -- Yes, the names are getting confusing. + -- btw, test_role is inherited through child_role. + inherits = { parent_role, child_role }; + }); + + local test_cases = { + -- { <final_role policy>, <parent_role policy>, <test_role policy> } + { true, nil, false, result = true }; + { nil, false, true, result = false }; + { nil, true, false, result = true }; + { nil, nil, false, result = false }; + { nil, nil, true, result = true }; + }; + + for n, test_case in ipairs(test_cases) do + it("(case "..n..")", function () + local perm_name = ("multi-inheritance-perm-%d"):format(n); + assert.truthy(final_role:set_permission(perm_name, test_case[1])); + assert.truthy(parent_role:set_permission(perm_name, test_case[2])); + assert.truthy(test_role:set_permission(perm_name, test_case[3])); + assert.equal(test_case.result, final_role:may(perm_name)); + end); + end + end); + it("updates child roles when parent roles change", function () + assert.truthy(child_role:may("inherited-permission")); + assert.truthy(test_role:set_permission("inherited-permission", false, true)); + assert.falsy(child_role:may("inherited-permission")); + end); + end); + describe("cloning", function () + local cloned_role; + it("works", function () + assert.truthy(test_role:set_permission("perm-1", true)); + cloned_role = test_role:clone(); + assert.truthy(cloned_role:may("perm-1")); + end); + it("isolates changes", function () + -- After cloning, changes in either the original or the clone + -- should not appear in the other. + assert.truthy(test_role:set_permission("perm-1", false, true)); + assert.truthy(test_role:set_permission("perm-2", true)); + assert.truthy(cloned_role:set_permission("perm-3", true)); + assert.truthy(cloned_role:may("perm-1")); + assert.falsy(cloned_role:may("perm-2")); + assert.falsy(test_role:may("perm-3")); + end); + end); + end); +end); |