From 491b867a503a082f3bdd87df77d1cebca7955e93 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Sat, 23 Jul 2022 20:50:16 +0200
Subject: Rewrote H-string tests to be what they should.

H-strings can only appear as part of an #include statement. The previous
tests checked how my implementation worked, not how it should have
worked.
---
 tests/test/cpp/lex2.scm | 44 +++++++++++++++++++++-----------------------
 1 file changed, 21 insertions(+), 23 deletions(-)

diff --git a/tests/test/cpp/lex2.scm b/tests/test/cpp/lex2.scm
index f4f9b857..54bc0aff 100644
--- a/tests/test/cpp/lex2.scm
+++ b/tests/test/cpp/lex2.scm
@@ -97,35 +97,33 @@
         (l '(identifier "dir")))
   (lex "..\\listing.dir"))
 
+(test-group "h-strings"
 
-(test-equal "Propper H-string"
-  (ls '(header-name (h-string "a")))
-  (lex "<a>"))
+  ;; A hstring is the part enclosed by pointy brackets in
+  ;; #include <header.h>
+  ;; (e.g. "header.h")
+  ;; Something with the form <chars> anywhere else should be
+  ;; treated as (token <) (token chars) (token >)
 
-(test-equal "Unexpected h-string"
-  (list (l '(pp-number "1"))
-        (lexeme type: 'whitespace body: " ")
-        (l '(header-name (h-string " 2 ")))
-        (lexeme type: 'whitespace body: " ")
-        (l '(pp-number "3")))
-  (lex "1 < 2 > 3"))
+ (test-equal "Propper H-string"
+   (list (l '(punctuator "#"))
+         (l '(identifier "include"))
+         (lexeme type: 'whitespace body: " ")
+         (l '(h-string "a")))
+   (lex "#include <a>"))
 
-(test-equal "Quotation mark inside h-string"
-  (ls '(header-name (h-string "a\"b")))
-  (lex "<a\"b>"))
 
-(test-equal "Interaction of h-strings and regular strings"
- (test-equal "Less than string, not h-string"
-   (ls '(pp-number "1")
-       '(string-literal (encoding-prefix) "<")
+ (test-equal "Not a H string"
+   (ls '(punctuator "<")
+       '(identifier "a")
        '(punctuator ">"))
-   (lex "1\"<\">"))
+   (lex "<a>"))
 
- (test-equal "H-string, not string"
-   (list (lexeme type: 'preprocessing-token body: '(pp-number "1"))
-         (lexeme type: 'preprocessing-token body: '(header-name (h-string "\"")))
-         (lexeme type: 'other body: "\""))
-   (lex "1<\">\"")))
+ (test-equal "Quotation mark inside h-string"
+   (ls '(punctuator "#")
+       '(identifier "include")
+       '(h-string "a\"b"))
+   (lex "#include<a\"b>")))
 
 (test-equal "Q-strings are lexed as regular strings"
   (list (l '(punctuator "#"))
-- 
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