1 files changed, 179 insertions, 0 deletions
diff --git a/tests/core/managers/git_spec.lua b/tests/core/managers/git_spec.lua
new file mode 100644
index 00000000..2f6c6ace
--- /dev/null
+++ b/tests/core/managers/git_spec.lua
@@ -0,0 +1,179 @@
+local spy = require "luassert.spy"
+local mock = require "luassert.mock"
+local spawn = require "nvim-lsp-installer.core.spawn"
+local Result = require "nvim-lsp-installer.core.result"
+
+local git = require "nvim-lsp-installer.core.managers.git"
+local Optional = require "nvim-lsp-installer.core.optional"
+
+describe("git manager", function()
+    ---@type InstallContext
+    local ctx
+    before_each(function()
+        ctx = InstallContextGenerator {
+            spawn = mock.new {
+                git = mockx.returns {},
+            },
+        }
+    end)
+
+    it(
+        "should fail if no git repo provided",
+        async_test(function()
+            local err = assert.has_errors(function()
+                git.clone {}(ctx)
+            end)
+            assert.equals("No git URL provided.", err)
+            assert.spy(ctx.spawn.git).was_not_called()
+        end)
+    )
+
+    it(
+        "should clone provided repo",
+        async_test(function()
+            git.clone { "https://github.com/williamboman/nvim-lsp-installer.git" }(ctx)
+            assert.spy(ctx.spawn.git).was_called(1)
+            assert.spy(ctx.spawn.git).was_called_with {
+                "clone",
+                "--depth",
+                "1",
+                "https://github.com/williamboman/nvim-lsp-installer.git",
+                ".",
+            }
+        end)
+    )
+
+    it(
+        "should fetch and checkout revision if requested",
+        async_test(function()
+            ctx.requested_version = Optional.of "1337"
+            git.clone { "https://github.com/williamboman/nvim-lsp-installer.git" }(ctx)
+            assert.spy(ctx.spawn.git).was_called(3)
+            assert.spy(ctx.spawn.git).was_called_with {
+                "clone",
+                "--depth",
+                "1",
+                "https://github.com/williamboman/nvim-lsp-installer.git",
+                ".",
+            }
+            assert.spy(ctx.spawn.git).was_called_with {
+                "fetch",
+                "--depth",
+                "1",
+                "origin",
+                "1337",
+            }
+            assert.spy(ctx.spawn.git).was_called_with { "checkout", "FETCH_HEAD" }
+        end)
+    )
+
+    it(
+        "should provide receipt information",
+        async_test(function()
+            git.clone { "https://github.com/williamboman/nvim-lsp-installer.git" }(ctx)
+            assert.equals(
+                vim.inspect {
+                    type = "git",
+                    remote = "https://github.com/williamboman/nvim-lsp-installer.git",
+                },
+                vim.inspect(ctx.receipt.primary_source)
+            )
+            assert.is_true(#ctx.receipt.secondary_sources == 0)
+        end)
+    )
+end)
+
+describe("git version check", function()
+    it(
+        "should return current version",
+        async_test(function()
+            spawn.git = spy.new(function()
+                return Result.success {
+                    stdout = [[19c668c]],
+                }
+            end)
+
+            local result = git.get_installed_revision "/tmp/install/dir"
+
+            assert.spy(spawn.git).was_called(1)
+            assert.spy(spawn.git).was_called_with { "rev-parse", "--short", "HEAD", cwd = "/tmp/install/dir" }
+            assert.is_true(result:is_success())
+            assert.equals("19c668c", result:get_or_nil())
+
+            spawn.git = nil
+        end)
+    )
+
+    it(
+        "should check for outdated git clone",
+        async_test(function()
+            spawn.git = spy.new(function()
+                return Result.success {
+                    stdout = [[728307a74cd5f2dec7ca2ca164785c25673d6328
+19c668cd10695b243b09452f0dfd53570c1a2e7d]],
+                }
+            end)
+
+            local result = git.check_outdated_git_clone(
+                mock.new {
+                    primary_source = mock.new {
+                        type = "git",
+                        remote = "https://github.com/williamboman/nvim-lsp-installer.git",
+                    },
+                },
+                "/tmp/install/dir"
+            )
+
+            assert.spy(spawn.git).was_called(2)
+            assert.spy(spawn.git).was_called_with {
+                "fetch",
+                "origin",
+                "HEAD",
+                cwd = "/tmp/install/dir",
+            }
+            assert.spy(spawn.git).was_called_with {
+                "rev-parse",
+                "FETCH_HEAD",
+                "HEAD",
+                cwd = "/tmp/install/dir",
+            }
+            assert.is_true(result:is_success())
+            assert.equals(
+                vim.inspect {
+                    name = "https://github.com/williamboman/nvim-lsp-installer.git",
+                    current_version = "19c668cd10695b243b09452f0dfd53570c1a2e7d",
+                    latest_version = "728307a74cd5f2dec7ca2ca164785c25673d6328",
+                },
+                vim.inspect(result:get_or_nil())
+            )
+
+            spawn.git = nil
+        end)
+    )
+
+    it(
+        "should return failure if clone is not outdated",
+        async_test(function()
+            spawn.git = spy.new(function()
+                return Result.success {
+                    stdout = [[19c668cd10695b243b09452f0dfd53570c1a2e7d
+19c668cd10695b243b09452f0dfd53570c1a2e7d]],
+                }
+            end)
+
+            local result = git.check_outdated_git_clone(
+                mock.new {
+                    primary_source = mock.new {
+                        type = "git",
+                        remote = "https://github.com/williamboman/nvim-lsp-installer.git",
+                    },
+                },
+                "/tmp/install/dir"
+            )
+
+            assert.is_true(result:is_failure())
+            assert.equals("Git clone is up to date.", result:err_or_nil())
+            spawn.git = nil
+        end)
+    )
+end)