fix(fetch): set proper iwr header on Windows, reorder tool priority (#531)

Old priority: platform specific > wget > curl
New priority: curl > wget > platform specific

1 files changed, 23 insertions, 2 deletions

diff --git a/tests/mason-core/result_spec.lua b/tests/mason-core/result_spec.lua
index ee722281..1d8f36fb 100644
--- a/tests/mason-core/result_spec.lua
+++ b/tests/mason-core/result_spec.lua
@@ -154,7 +154,7 @@ describe("result", function()
         assert.is_false(opt:is_present())
     end)
 
-    it("should chain results", function()
+    it("should chain successful results", function()
         local success = Result.success("First"):and_then(function(value)
             return Result.success(value .. " Second")
         end)
@@ -166,7 +166,7 @@ describe("result", function()
         assert.equals("Error", failure:err_or_nil())
     end)
 
-    it("should not chain results upon failure", function()
+    it("should not chain failed results", function()
         local chain = spy.new()
         local failure = Result.failure("Error"):and_then(chain)
 
@@ -174,4 +174,25 @@ describe("result", function()
         assert.equals("Error", failure:err_or_nil())
         assert.spy(chain).was_not_called()
     end)
+
+    it("should chain failed results", function()
+        local failure = Result.failure("First"):or_else(function(value)
+            return Result.failure(value .. " Second")
+        end)
+        local success = Result.failure("Error"):or_else(Result.success)
+
+        assert.is_true(success:is_success())
+        assert.equals("Error", success:get_or_nil())
+        assert.is_true(failure:is_failure())
+        assert.equals("First Second", failure:err_or_nil())
+    end)
+
+    it("should not chain successful results", function()
+        local chain = spy.new()
+        local failure = Result.success("Error"):or_else(chain)
+
+        assert.is_true(failure:is_success())
+        assert.equals("Error", failure:get_or_nil())
+        assert.spy(chain).was_not_called()
+    end)
 end)