tests: add integration tests

.gitignore

@@ -1,6 +1,6 @@
 bin/
 *.out
-tests/*
-!tests/*.nims
-!tests/*.nim
 
+tests/*
+!tests/*.nim
+!tests/*.nims

tests/tbasic.nim

@@ -5,7 +5,7 @@
 #
 # To run these tests, simply execute `nimble test`.
 
-import std/[strutils,unittest]
+import std/unittest
 
 import bbansi
 

tests/tcli.nim

@@ -0,0 +1,21 @@
+import std/[
+  compilesettings,
+  os,
+  osproc,
+  strutils,
+  unittest
+]
+
+const pathToSrc = querySetting(SingleValueSetting.projectPath)
+
+proc cliRun(cmd: string): string =
+  let (output, _) = execCmdEx(pathToSrc / "bbansi.out " & cmd)
+  return output.strip()
+
+suite "cli":
+  setup:
+    let cmd = "nim c -o:" & pathToSrc / "bbansi.out " & (pathToSrc / ".." / "src" / "bbansi.nim")
+    check execCmdEx(cmd).exitCode == 0
+  test "simple":
+    check "\e[31mRed\e[0m" == cliRun "[red]Red[/]"
+    check "\e[1m\e[0m\e[1m\e[31mRed\e[0m\e[1m Not Red but Bold\e[0m" == cliRun "'[red]Red[/] Not Red but Bold' " & "--style:bold"