From 212d17a039da449043b67529c29851db37acc236 Mon Sep 17 00:00:00 2001
From: William Boman <william@redwill.se>
Date: Sat, 26 Mar 2022 13:41:50 +0100
Subject: add async managers (#536)

---
 tests/core/spawn_spec.lua | 79 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 tests/core/spawn_spec.lua

(limited to 'tests/core/spawn_spec.lua')

diff --git a/tests/core/spawn_spec.lua b/tests/core/spawn_spec.lua
new file mode 100644
index 00000000..3bfafbc3
--- /dev/null
+++ b/tests/core/spawn_spec.lua
@@ -0,0 +1,79 @@
+local spawn = require "nvim-lsp-installer.core.spawn"
+local process = require "nvim-lsp-installer.process"
+
+describe("async spawn", function()
+    it(
+        "should spawn commands and return stdout & stderr",
+        async_test(function()
+            local result = spawn.env {
+                env = { "FOO=bar" },
+            }
+            assert.is_true(result:is_success())
+            assert.equals("FOO=bar\n", result:get_or_nil().stdout)
+            assert.equals("", result:get_or_nil().stderr)
+        end)
+    )
+
+    it(
+        "should use provided stdio_sink",
+        async_test(function()
+            local stdio = process.in_memory_sink()
+            local result = spawn.env {
+                env = { "FOO=bar" },
+                stdio_sink = stdio.sink,
+            }
+            assert.is_true(result:is_success())
+            assert.equals(nil, result:get_or_nil().stdout)
+            assert.equals(nil, result:get_or_nil().stderr)
+            assert.equals("FOO=bar\n", table.concat(stdio.buffers.stdout, ""))
+            assert.equals("", table.concat(stdio.buffers.stderr, ""))
+        end)
+    )
+
+    it(
+        "should pass command arguments",
+        async_test(function()
+            local result = spawn.bash {
+                "-c",
+                'echo "Hello $VAR"',
+                env = { "VAR=world" },
+            }
+
+            assert.is_true(result:is_success())
+            assert.equals("Hello world\n", result:get_or_nil().stdout)
+            assert.equals("", result:get_or_nil().stderr)
+        end)
+    )
+
+    it(
+        "should ignore vim.NIL args",
+        async_test(function()
+            local result = spawn.bash {
+                vim.NIL,
+                spawn._when(true, "-c"),
+                spawn._when(false, "shouldnotbeincluded"),
+                vim.NIL,
+                'echo "Hello $VAR"',
+                env = { "VAR=world" },
+            }
+
+            assert.is_true(result:is_success())
+            assert.equals("Hello world\n", result:get_or_nil().stdout)
+            assert.equals("", result:get_or_nil().stderr)
+        end)
+    )
+
+    it(
+        "should flatten table args",
+        async_test(function()
+            local result = spawn.bash {
+                { "-c", 'echo "Hello $VAR"' },
+                env = { "VAR=world" },
+            }
+
+            assert.is_true(result:is_success())
+            assert.equals("Hello world\n", result:get_or_nil().stdout)
+            assert.equals("", result:get_or_nil().stderr)
+        end)
+    )
+end)
-- 
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