feat: add provider interface (#601)

1 files changed, 61 insertions, 0 deletions

diff --git a/tests/mason-core/providers/provider_spec.lua b/tests/mason-core/providers/provider_spec.lua
new file mode 100644
index 00000000..ba2d8f1f
--- /dev/null
+++ b/tests/mason-core/providers/provider_spec.lua
@@ -0,0 +1,61 @@
+local spy = require "luassert.spy"
+local Result = require "mason-core.result"
+
+describe("providers", function()
+    ---@module "mason-core.providers"
+    local provider
+    ---@module "mason.settings"
+    local settings
+
+    before_each(function()
+        package.loaded["mason-core.providers"] = nil
+        package.loaded["mason.settings"] = nil
+        provider = require "mason-core.providers"
+        settings = require "mason.settings"
+    end)
+
+    it("should run provided providers", function()
+        package.loaded["failing-provider"] = {
+            github = {
+                get_all_release_versions = spy.new(function()
+                    return Result.failure "Failed."
+                end),
+            },
+        }
+        package.loaded["really-failing-provider"] = {
+            github = {
+                get_all_release_versions = spy.new(function()
+                    error "Failed."
+                end),
+            },
+        }
+        package.loaded["successful-provider"] = {
+            github = {
+                get_all_release_versions = spy.new(function()
+                    return Result.success { "1.0.0", "2.0.0" }
+                end),
+            },
+        }
+
+        settings.set {
+            providers = { "failing-provider", "really-failing-provider", "successful-provider" },
+        }
+
+        assert.same(
+            Result.success { "1.0.0", "2.0.0" },
+            provider.github.get_all_release_versions "sumneko/lua-language-server"
+        )
+        assert.spy(package.loaded["failing-provider"].github.get_all_release_versions).was_called()
+        assert
+            .spy(package.loaded["failing-provider"].github.get_all_release_versions)
+            .was_called_with "sumneko/lua-language-server"
+        assert.spy(package.loaded["really-failing-provider"].github.get_all_release_versions).was_called()
+        assert
+            .spy(package.loaded["really-failing-provider"].github.get_all_release_versions)
+            .was_called_with "sumneko/lua-language-server"
+        assert.spy(package.loaded["successful-provider"].github.get_all_release_versions).was_called()
+        assert
+            .spy(package.loaded["successful-provider"].github.get_all_release_versions)
+            .was_called_with "sumneko/lua-language-server"
+    end)
+end)