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authorMatthew Wild <mwild1@gmail.com>2022-10-07 17:56:38 +0100
committerMatthew Wild <mwild1@gmail.com>2022-10-07 17:56:38 +0100
commite8080773d63fab1c3390927648c1d3cac84402d5 (patch)
tree91efcb5d21d1653a53dd6b0b8a3ffea29f511949
parenta79238fb37eb9ad993e906fb834e2f7696d70b11 (diff)
downloadprosody-e8080773d63fab1c3390927648c1d3cac84402d5.tar.gz
prosody-e8080773d63fab1c3390927648c1d3cac84402d5.zip
util.promise: Add some missing test cases (found through mutation testing)
-rw-r--r--spec/util_promise_spec.lua25
1 files changed, 25 insertions, 0 deletions
diff --git a/spec/util_promise_spec.lua b/spec/util_promise_spec.lua
index 75e9294e..7f1ece52 100644
--- a/spec/util_promise_spec.lua
+++ b/spec/util_promise_spec.lua
@@ -7,6 +7,11 @@ describe("util.promise", function ()
assert(promise.new());
end);
end);
+ it("supplies a sensible tostring()", function ()
+ local s = tostring(promise.new());
+ assert.truthy(s:find("promise", 1, true));
+ assert.truthy(s:find("pending", 1, true));
+ end);
it("notifies immediately for fulfilled promises", function ()
local p = promise.new(function (resolve)
resolve("foo");
@@ -459,6 +464,26 @@ describe("util.promise", function ()
{ status = "rejected", reason = "this fails" };
}, result);
end);
+ it("works when all promises reject", function ()
+ local r1, r2;
+ local p1, p2 = promise.new(function (_, reject) r1 = reject 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 fails too");
+ assert.spy(cb).was_called(1);
+ assert.same({
+ { status = "rejected", value = "this fails too" };
+ { status = "rejected", reason = "this fails" };
+ }, result);
+ end);
it("works with non-numeric keys", function ()
local r1, r2;
local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);