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authorMatthew Wild <mwild1@gmail.com>2020-09-30 09:50:33 +0100
committerMatthew Wild <mwild1@gmail.com>2020-09-30 09:50:33 +0100
commit785c20f6ee7e61a5a91a8b6259623bc2a2bbffaa (patch)
tree3a37db7b805b1555d08cc61c7938cf512ff35ce0 /spec/util_promise_spec.lua
parente55d037cdf89efac99c6144b381c9fa880f7fb93 (diff)
parentb80ff2ae4f86aa26e055890a8284b55170ef2056 (diff)
downloadprosody-785c20f6ee7e61a5a91a8b6259623bc2a2bbffaa.tar.gz
prosody-785c20f6ee7e61a5a91a8b6259623bc2a2bbffaa.zip
Merge 0.11->trunk
Diffstat (limited to 'spec/util_promise_spec.lua')
-rw-r--r--spec/util_promise_spec.lua78
1 files changed, 78 insertions, 0 deletions
diff --git a/spec/util_promise_spec.lua b/spec/util_promise_spec.lua
index 65d252f6..6fb5d6bd 100644
--- a/spec/util_promise_spec.lua
+++ b/spec/util_promise_spec.lua
@@ -248,6 +248,30 @@ describe("util.promise", function ()
assert.spy(cb3).was_called(1);
assert.spy(cb3).was_called_with("goodbye");
end);
+
+ it("ordinary values", function ()
+ local p = promise.resolve()
+ local cb = spy.new(function ()
+ return "hello"
+ end);
+ local cb2 = spy.new(function () end);
+ p:next(cb):next(cb2);
+ assert.spy(cb).was_called(1);
+ assert.spy(cb2).was_called(1);
+ assert.spy(cb2).was_called_with("hello");
+ end);
+
+ it("nil", function ()
+ local p = promise.resolve()
+ local cb = spy.new(function ()
+ return
+ end);
+ local cb2 = spy.new(function () end);
+ p:next(cb):next(cb2);
+ assert.spy(cb).was_called(1);
+ assert.spy(cb2).was_called(1);
+ assert.spy(cb2).was_called_with(nil);
+ end);
end);
describe("race()", function ()
@@ -329,6 +353,60 @@ describe("util.promise", function ()
assert.equal("fail", result);
end);
end);
+ describe("all_settled()", function ()
+ it("works with fulfilled promises", function ()
+ local p1, p2 = promise.resolve("yep"), promise.resolve("nope");
+ local p = promise.all_settled({ p1, p2 });
+ local result;
+ p:next(function (v)
+ result = v;
+ end);
+ assert.same({
+ { status = "fulfilled", value = "yep" };
+ { status = "fulfilled", value = "nope" };
+ }, result);
+ end);
+ it("works with pending promises", function ()
+ local r1, r2;
+ local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
+ local p = promise.all_settled({ p1, p2 });
+
+ local result;
+ local cb = spy.new(function (v)
+ result = v;
+ end);
+ p:next(cb);
+ assert.spy(cb).was_called(0);
+ r2("yep");
+ assert.spy(cb).was_called(0);
+ r1("nope");
+ assert.spy(cb).was_called(1);
+ assert.same({
+ { status = "fulfilled", value = "nope" };
+ { status = "fulfilled", value = "yep" };
+ }, result);
+ end);
+ it("works when some promises reject", function ()
+ local r1, r2;
+ local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (_, reject) r2 = reject end);
+ local p = promise.all_settled({ p1, p2 });
+
+ local result;
+ local cb = spy.new(function (v)
+ result = v;
+ end);
+ p:next(cb);
+ assert.spy(cb).was_called(0);
+ r2("this fails");
+ assert.spy(cb).was_called(0);
+ r1("this succeeds");
+ assert.spy(cb).was_called(1);
+ assert.same({
+ { status = "fulfilled", value = "this succeeds" };
+ { status = "rejected", reason = "this fails" };
+ }, result);
+ end);
+ end);
describe("catch()", function ()
it("works", function ()
local result;