indents(go): add tests

tests/indent/go/issue-2369.go

@@ -0,0 +1,14 @@
+// https://github.com/nvim-treesitter/nvim-treesitter/issues/2369
+package main
+
+import "fmt"
+
+func goodIndent(param string) {
+	fmt.Println("typing o here works as expected")
+}
+
+func badIndent(
+	param string, // this is the difference
+) {
+	fmt.Println("typing o here triggers bad indent")
+}

tests/indent/go_spec.lua

@@ -0,0 +1,21 @@
+local Runner = require("tests.indent.common").Runner
+--local XFAIL = require("tests.indent.common").XFAIL
+
+local run = Runner:new(it, "tests/indent/go", {
+  tabstop = 4,
+  shiftwidth = 4,
+  softtabstop = 4,
+  expandtab = false,
+})
+
+describe("indent Python:", function()
+  describe("whole file:", function()
+    run:whole_file(".", {
+      expected_failures = {},
+    })
+  end)
+
+  describe("new line:", function()
+    run:new_line("issue-2369.go", { on_line = 13, text = "// some comment", indent = 1 })
+  end)
+end)