convert test runner to coco

src/test.co

@@ -0,0 +1,100 @@
+const {exec} = require('child_process')
+const fs = require('fs')
+const path = require('path')
+const async = require('async')
+const temp = require('temp')
+
+const tests_dir = "./tests/"
+const tmp_js_file = "./.test_out.tmp.js"
+
+msg = ""
+pass_count = 0
+fail_count = 0
+
+fs.readdir tests_dir, !(err, files) ->
+  const doTest = !(test_dir, testDone) ->
+    const main_file = path.join(tests_dir, test_dir, "test")
+    const expect_file = path.join(tests_dir, test_dir, "expected.txt")
+    const switches_file = path.join(tests_dir, test_dir, "switches.txt")
+
+    let
+      exec_result = null
+      expected_output = null
+      const execTest = !(cb) ->
+        fs.readFile switches_file, 'utf8', !(err, switches) ->
+          switches = (switches || "").replace(/\n/g, " ")
+          temp.open "", !(err, tmp_js_file) ->
+            const cmdline = "bin/jspackage #switches #main_file #{tmp_js_file.path}"
+            exec cmdline, !(err, stdout, stderr) ->
+              if stderr.length > 0
+                exec_result :=
+                  compile: false
+                  msg: stderr
+                cb!
+
+              exec "node #{tmp_js_file.path}", !(err, stdout, stderr) ->
+                fs.close tmp_js_file.fd, ->
+                  fs.unlink tmp_js_file.path
+
+                if stderr.length > 0
+                  exec_result :=
+                    compile: true
+                    run: false
+                    msg: stderr
+                else
+                  exec_result :=
+                    compile: true
+                    run: true
+                    output: stdout
+                cb!
+
+      readExpected = !(cb) -> fs.readFile expect_file, \utf8, !(err, out) ->
+        expected_output := out
+        cb!
+
+      async.parallel [execTest, readExpected], !->
+        if exec_result.compile
+          if exec_result.run
+            if exec_result.output is expected_output
+              process.stdout.write(\.)
+              pass_count += 1
+            else
+              process.stdout.write(\F)
+              fail_count += 1
+              msg += """\n
+                ======== #test_dir failed   =========
+                -------- Expected Output:   ---------
+                #expected_output
+                -------------------------------------
+                -------- Actual Output:     ---------
+                #{exec_result.output}
+                -------------------------------------
+                """
+          else
+            process.stdout.write(\E)
+            fail_count += 1
+            msg += """\n
+              ======== #test_dir crashed  =========
+              --------       stderr:      ---------
+              #{exec_result.msg}
+              -------------------------------------
+              """
+        else
+          process.stdout.write(\X)
+          fail_count += 1
+          msg += """\n
+            ======== #test_dir compile error ====
+            -------- stderr:            ---------
+            #{exec_result.msg}
+            -------------------------------------
+            """
+
+        testDone!
+
+  async.map files, doTest, !->
+    if msg.length > 0
+      process.stdout.write(msg)
+    process.stdout.write "\n#pass_count passed, #fail_count failed.\n"
+    fs.unlink tmp_js_file
+    if fail_count > 0
+      process.exit(1)