Add indentation tests

test/indent/expressions.bp

@@ -0,0 +1,22 @@
+foo = 1 + 2
+
+foo = [
+    1,
+    2,
+    3,
+]
+
+foo = {
+    foo: [
+        "bar",
+    ],
+},
+
+foo = {
+    foo: [
+        "bar",
+        {
+            key: "value",
+        },
+    ],
+},

test/indent/select.bp

@@ -0,0 +1,28 @@
+foo = select(variant("VARIANT"), {
+    "x86": "my_x86",
+    "x86_64": [
+        "x86",
+        "x64",
+    ],
+    "arm": {
+        some: "aarch",
+        value: "aarch64",
+    },
+    default: 0,
+})
+
+foo = select(
+    variant("VARIANT"),
+    {
+        "x86": "my_x86",
+        "x86_64": [
+            "x86",
+            "x64",
+        ],
+        "arm": {
+            some: "aarch",
+            value: "aarch64",
+        },
+        default: 0,
+    }
+)

test/indent_spec.lua

@@ -0,0 +1,47 @@
+package.path = package.path .. ";" .. vim.env.NVIM_TREESITTER .. "/?.lua"
+
+local Runner = require("tests.indent.common").Runner
+
+-- FIXME: path to root
+local runner = Runner:new(it, ".", {
+    tabstop = 4,
+    shiftwidth = 4,
+    softtabstop = 0,
+    expandtab = true,
+})
+
+describe("indent Blueprint:", function()
+    describe("whole file:", function()
+        runner:whole_file("test/highlight/", {
+            expected_failures = {
+                -- NOTE: none for now
+            },
+        })
+        runner:whole_file("test/indent/", {
+            expected_failures = {
+                -- NOTE: none for now
+            },
+        })
+    end)
+
+    describe("new line:", function()
+        runner:new_line("test/indent/expressions.bp", { on_line = 2, text = "foo = 42", indent = 0 }, "variable declaration")
+        runner:new_line("test/indent/expressions.bp", { on_line = 4, text = "0,", indent = 4 }, "list element")
+        runner:new_line("test/indent/expressions.bp", { on_line = 6, text = "]", indent = 0 }, "list closing delimiter")
+        runner:new_line("test/indent/expressions.bp", { on_line = 9, text = "key: 42", indent = 4 }, "map property")
+        runner:new_line("test/indent/expressions.bp", { on_line = 12, text = "key: 42", indent = 4 }, "map property, trailing")
+        runner:new_line("test/indent/expressions.bp", { on_line = 9, text = "}", indent = 0 }, "map closing delimiter")
+        runner:new_line("test/indent/expressions.bp", { on_line = 11, text = "]", indent = 4 }, "nested list closing delimiter")
+        runner:new_line("test/indent/expressions.bp", { on_line = 18, text = "key: 42", indent = 12 }, "nested map property")
+        runner:new_line("test/indent/expressions.bp", { on_line = 19, text = "key: 42", indent = 12 }, "nested map property, trailing")
+
+        runner:new_line("test/indent/select.bp", { on_line = 1, text = '"case": "value"', indent = 4 }, "select case")
+        runner:new_line("test/indent/select.bp", { on_line = 1, text = 'default: "value"', indent = 4 }, "default case")
+        runner:new_line("test/indent/select.bp", { on_line = 11, text = '"case": "value"', indent = 4 }, "select case, trailing")
+        runner:new_line("test/indent/select.bp", { on_line = 11, text = 'default: "value"', indent = 4 }, "default case, trailing")
+        runner:new_line("test/indent/select.bp", { on_line = 16, text = '"case": "value"', indent = 8 }, "select case, alternate formatting")
+        runner:new_line("test/indent/select.bp", { on_line = 16, text = 'default: "value"', indent = 8 }, "default case, alternate formatting")
+        runner:new_line("test/indent/select.bp", { on_line = 26, text = '"case": "value"', indent = 8 }, "select case, trailing, alternate formattingg")
+        runner:new_line("test/indent/select.bp", { on_line = 26, text = 'default: "value"', indent = 8 }, "default case, trailing, alternate formattingn")
+    end)
+end)