1 files changed, 72 insertions, 0 deletions
diff --git a/v_windows/v/cmd/tools/vvet/vet_test.v b/v_windows/v/cmd/tools/vvet/vet_test.v
new file mode 100644
index 0000000..f2c8523
--- /dev/null
+++ b/v_windows/v/cmd/tools/vvet/vet_test.v
@@ -0,0 +1,72 @@
+import os
+import rand
+import term
+import v.util.vtest
+import v.util.diff
+
+const diff_cmd = find_diff_cmd()
+
+fn find_diff_cmd() string {
+	res := diff.find_working_diff_command() or { '' }
+	return res
+}
+
+fn test_vet() ? {
+	vexe := os.getenv('VEXE')
+	vroot := os.dir(vexe)
+	os.chdir(vroot) ?
+	test_dir := 'cmd/tools/vvet/tests'
+	tests := get_tests_in_dir(test_dir)
+	fails := check_path(vexe, test_dir, tests)
+	assert fails == 0
+}
+
+fn get_tests_in_dir(dir string) []string {
+	files := os.ls(dir) or { panic(err) }
+	mut tests := files.filter(it.ends_with('.vv'))
+	tests.sort()
+	return tests
+}
+
+fn check_path(vexe string, dir string, tests []string) int {
+	mut nb_fail := 0
+	paths := vtest.filter_vtest_only(tests, basepath: dir)
+	for path in paths {
+		program := path
+		print(path + ' ')
+		// -force is needed so that `v vet` would not skip the regression files
+		res := os.execute('$vexe vet -force -nocolor $program')
+		if res.exit_code < 0 {
+			panic(res.output)
+		}
+		mut expected := os.read_file(program.replace('.vv', '') + '.out') or { panic(err) }
+		expected = clean_line_endings(expected)
+		found := clean_line_endings(res.output)
+		if expected != found {
+			println(term.red('FAIL'))
+			println('============')
+			println('expected:')
+			println(expected)
+			println('============')
+			println('found:')
+			println(found)
+			println('============\n')
+			println('diff:')
+			println(diff.color_compare_strings(diff_cmd, rand.ulid(), found, expected))
+			println('============\n')
+			nb_fail++
+		} else {
+			println(term.green('OK'))
+		}
+	}
+	return nb_fail
+}
+
+fn clean_line_endings(s string) string {
+	mut res := s.trim_space()
+	res = res.replace(' \n', '\n')
+	res = res.replace(' \r\n', '\n')
+	res = res.replace('\r\n', '\n')
+	res = res.trim('\n')
+	return res
+}