diff options
Diffstat (limited to 'spec/util_error_spec.lua')
-rw-r--r-- | spec/util_error_spec.lua | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/spec/util_error_spec.lua b/spec/util_error_spec.lua new file mode 100644 index 00000000..be176635 --- /dev/null +++ b/spec/util_error_spec.lua @@ -0,0 +1,216 @@ +local errors = require "util.error" + +describe("util.error", function () + describe("new()", function () + it("works", function () + local err = errors.new("bork", "bork bork"); + assert.not_nil(err); + assert.equal("cancel", err.type); + assert.equal("undefined-condition", err.condition); + assert.same("bork bork", err.context); + end); + + describe("templates", function () + it("works", function () + local templates = { + ["fail"] = { + type = "wait", + condition = "internal-server-error", + code = 555; + }; + }; + local err = errors.new("fail", { traceback = "in some file, somewhere" }, templates); + assert.equal("wait", err.type); + assert.equal("internal-server-error", err.condition); + assert.equal(555, err.code); + assert.same({ traceback = "in some file, somewhere" }, err.context); + end); + end); + + end); + + describe("is_err()", function () + it("works", function () + assert.truthy(errors.is_err(errors.new())); + assert.falsy(errors.is_err("not an error")); + end); + end); + + describe("coerce", function () + it("works", function () + local ok, err = errors.coerce(nil, "it dun goofed"); + assert.is_nil(ok); + assert.truthy(errors.is_err(err)) + end); + end); + + describe("from_stanza", function () + it("works", function () + local st = require "util.stanza"; + local m = st.message({ type = "chat" }); + local e = st.error_reply(m, "modify", "bad-request", nil, "error.example"):tag("extra", { xmlns = "xmpp:example.test" }); + local err = errors.from_stanza(e); + assert.truthy(errors.is_err(err)); + assert.equal("modify", err.type); + assert.equal("bad-request", err.condition); + assert.equal(e, err.context.stanza); + assert.equal("error.example", err.context.by); + assert.not_nil(err.extra.tag); + end); + end); + + describe("__tostring", function () + it("doesn't throw", function () + assert.has_no.errors(function () + -- See 6f317e51544d + tostring(errors.new()); + end); + end); + end); + + describe("extra", function () + it("keeps some extra fields", function () + local err = errors.new({condition="gone",text="Sorry mate, it's all gone",extra={uri="file:///dev/null"}}); + assert.is_table(err.extra); + assert.equal("file:///dev/null", err.extra.uri); + end); + end) + + describe("init", function() + it("basics works", function() + local reg = errors.init("test", { + broke = {type = "cancel"; condition = "internal-server-error"; text = "It broke :("}; + nope = {type = "auth"; condition = "not-authorized"; text = "Can't let you do that Dave"}; + }); + + local broke = reg.new("broke"); + assert.equal("cancel", broke.type); + assert.equal("internal-server-error", broke.condition); + assert.equal("It broke :(", broke.text); + assert.equal("test", broke.source); + + local nope = reg.new("nope"); + assert.equal("auth", nope.type); + assert.equal("not-authorized", nope.condition); + assert.equal("Can't let you do that Dave", nope.text); + end); + + it("compact mode works", function() + local reg = errors.init("test", "spec", { + broke = {"cancel"; "internal-server-error"; "It broke :("}; + nope = {"auth"; "not-authorized"; "Can't let you do that Dave"; "sorry-dave"}; + }); + + local broke = reg.new("broke"); + assert.equal("cancel", broke.type); + assert.equal("internal-server-error", broke.condition); + assert.equal("It broke :(", broke.text); + assert.is_nil(broke.extra); + + local nope = reg.new("nope"); + assert.equal("auth", nope.type); + assert.equal("not-authorized", nope.condition); + assert.equal("Can't let you do that Dave", nope.text); + assert.equal("spec", nope.extra.namespace); + assert.equal("sorry-dave", nope.extra.condition); + end); + + it("registry looks the same regardless of syntax", function() + local normal = errors.init("test", { + broke = {type = "cancel"; condition = "internal-server-error"; text = "It broke :("}; + nope = { + type = "auth"; + condition = "not-authorized"; + text = "Can't let you do that Dave"; + extra = {namespace = "spec"; condition = "sorry-dave"}; + }; + }); + local compact1 = errors.init("test", "spec", { + broke = {"cancel"; "internal-server-error"; "It broke :("}; + nope = {"auth"; "not-authorized"; "Can't let you do that Dave"; "sorry-dave"}; + }); + local compact2 = errors.init("test", { + broke = {"cancel"; "internal-server-error"; "It broke :("}; + nope = {"auth"; "not-authorized"; "Can't let you do that Dave"}; + }); + assert.same(normal.registry, compact1.registry); + + assert.same({ + broke = {type = "cancel"; condition = "internal-server-error"; text = "It broke :("}; + nope = {type = "auth"; condition = "not-authorized"; text = "Can't let you do that Dave"}; + }, compact2.registry); + end); + + describe(".wrap", function () + local reg = errors.init("test", "spec", { + myerror = { "cancel", "internal-server-error", "Oh no" }; + }); + it("is exposed", function () + assert.is_function(reg.wrap); + end); + it("returns errors according to the registry", function () + local e = reg.wrap("myerror"); + assert.equal("cancel", e.type); + assert.equal("internal-server-error", e.condition); + assert.equal("Oh no", e.text); + end); + + it("passes through existing errors", function () + local e = reg.wrap(reg.new({ type = "auth", condition = "forbidden" })); + assert.equal("auth", e.type); + assert.equal("forbidden", e.condition); + end); + + it("wraps arbitrary values", function () + local e = reg.wrap(123); + assert.equal("cancel", e.type); + assert.equal("undefined-condition", e.condition); + assert.equal(123, e.context.wrapped_error); + end); + end); + + describe(".coerce", function () + local reg = errors.init("test", "spec", { + myerror = { "cancel", "internal-server-error", "Oh no" }; + }); + + it("is exposed", function () + assert.is_function(reg.coerce); + end); + + it("passes through existing errors", function () + local function test() + return nil, errors.new({ type = "auth", condition = "forbidden" }); + end + local ok, err = reg.coerce(test()); + assert.is_nil(ok); + assert.is_truthy(errors.is_err(err)); + assert.equal("forbidden", err.condition); + end); + + it("passes through successful return values", function () + local function test() + return 1, 2, 3, 4; + end + local one, two, three, four = reg.coerce(test()); + assert.equal(1, one); + assert.equal(2, two); + assert.equal(3, three); + assert.equal(4, four); + end); + + it("wraps non-error objects", function () + local function test() + return nil, "myerror"; + end + local ok, err = reg.coerce(test()); + assert.is_nil(ok); + assert.is_truthy(errors.is_err(err)); + assert.equal("internal-server-error", err.condition); + assert.equal("Oh no", err.text); + end); + end); + end); + +end); + |