tests: fix diff.color_compare_strings parameter order in test files, to make analysing the results easier

Author: spytheman

cmd/tools/vdoc/tests/vdoc_file_test.v

@@ -71,7 +71,7 @@ fn print_compare(expected string, found string) {
 	println(found)
 	println('============\n')
 	println('diff:')
-	println(diff.color_compare_strings(diff_cmd, rand.ulid(), found, expected))
+	println(diff.color_compare_strings(diff_cmd, rand.ulid(), expected, found))
 	println('============\n')
 }
 

cmd/tools/vvet/vet_test.v

@@ -52,7 +52,7 @@ fn check_path(vexe string, dir string, tests []string) int {
 			println(found)
 			println('============\n')
 			println('diff:')
-			println(diff.color_compare_strings(diff_cmd, rand.ulid(), found, expected))
+			println(diff.color_compare_strings(diff_cmd, rand.ulid(), expected, found))
 			println('============\n')
 			nb_fail++
 		} else {

vlib/v/compiler_errors_test.v

@@ -362,10 +362,10 @@ fn clean_line_endings(s string) string {
 	return res
 }
 
-fn diff_content(s1 string, s2 string) {
+fn diff_content(expected string, found string) {
 	diff_cmd := diff.find_working_diff_command() or { return }
 	println(term.bold(term.yellow('diff: ')))
-	println(diff.color_compare_strings(diff_cmd, rand.ulid(), s1, s2))
+	println(diff.color_compare_strings(diff_cmd, rand.ulid(), expected, found))
 	println('============\n')
 }
 

vlib/v/gen/js/program_test.v

@@ -84,7 +84,7 @@ fn check_path(dir string, tests []string) !int {
 			println(found)
 			println('============\n')
 			println('diff:')
-			println(diff.color_compare_strings(diff_cmd, rand.ulid(), found, expected))
+			println(diff.color_compare_strings(diff_cmd, rand.ulid(), expected, found))
 			println('============\n')
 			nb_fail++
 		} else {