Tests for the whole file

pestfoamtest/src/foam.pest

@@ -3,10 +3,11 @@ multi_comment = { "/*" ~ (!"*/" ~ ANY)* ~ "*/" }
 single_comment = { "//" ~ (!NEWLINE ~ ANY)* }
 identifier = { ASCII_ALPHA+ ~ (ASCII_ALPHA | ASCII_DIGIT | "_")* }
 rvalue = { ('a'..'z' | 'A'..'Z' | '0'..'9' | "_" | ".")+ }
-attribution = { identifier ~ whitespace+ ~ rvalue ~ ";" }
+middle = { (whitespace | multi_comment)+ }
-dictionary = { identifier ~ whitespace+ ~ "{" ~ (dictionary | attribution | whitespace)+ ~ "}" }
+attribution = { identifier ~ middle ~ rvalue ~ ";" }
+dictionary = { identifier ~ middle ~ "{" ~ (dictionary | attribution | whitespace | multi_comment | single_comment)+ ~ "}" }
 list_size = _{ ASCII_DIGIT+ ~ whitespace+ }
-list = { identifier ~ whitespace+ ~ list_size? ~ "(" ~ (rvalue | whitespace)+ ~ ");" }
+list = { identifier ~ middle ~ list_size? ~ "(" ~ (rvalue | whitespace | multi_comment | single_comment)+ ~ ");" }
 
 file = { SOI ~ (
 	whitespace 

pestfoamtest/src/lib.rs

@@ -4,93 +4,124 @@ use pest_derive::Parser;
 
 #[derive(Parser)]
 #[grammar = "foam.pest"]
-pub struct Foam;
+struct FoamParser;
+
+pub enum Foam {
+    Attribution { name: String, value: String },
+}
 
 #[cfg(test)]
-mod test {
+mod parser {
     use super::*;
     use pest::Parser;
 
     #[test]
     fn multi_comment() {
-        let parse = Foam::parse(Rule::multi_comment, "/* this is comment */");
+        let parse = FoamParser::parse(Rule::multi_comment, "/* this is comment */");
         assert!(parse.is_ok());
     }
 
     #[test]
     fn broken_multi() {
-        let parse = Foam::parse(Rule::multi_comment, "/* bad comment");
+        let parse = FoamParser::parse(Rule::multi_comment, "/* bad comment");
         assert!(parse.is_err());
     }
 
     #[test]
     fn single_comment() {
-        let parse = Foam::parse(Rule::single_comment, "// this is comment");
+        let parse = FoamParser::parse(Rule::single_comment, "// this is comment");
         assert!(parse.is_ok());
     }
 
-    #[test]
-    fn chained_comments() {
-        let text = "/* this is one comment */\n// And this is another";
-        let parse = Foam::parse(Rule::file, text);
-        assert!(parse.is_ok(), "{:?}", parse);
-    }
-
     #[test]
     fn identifier() {
-        let parse = Foam::parse(Rule::identifier, "FoamFile");
+        let parse = FoamParser::parse(Rule::identifier, "FoamFile");
         assert!(parse.is_ok());
-        let parse = Foam::parse(Rule::identifier, "foam_file");
+        let parse = FoamParser::parse(Rule::identifier, "foam_file");
         assert!(parse.is_ok());
     }
 
     #[test]
     fn broken_identifer() {
-        let parse = Foam::parse(Rule::identifier, "123");
+        let parse = FoamParser::parse(Rule::identifier, "123");
         assert!(parse.is_err());
 
-        let parse = Foam::parse(Rule::identifier, "asd ");
+        let parse = FoamParser::parse(Rule::identifier, "asd ");
         assert!(parse.is_ok(), "{:?}", parse);
         // XXX check if the identifier lost its space.
     }
 
     #[test]
     fn attribution() {
-        let parse = Foam::parse(Rule::attribution, "version 2.0;");
+        let parse = FoamParser::parse(Rule::attribution, "version 2.0;");
         assert!(parse.is_ok(), "{:?}", parse);
     }
 
     #[test]
     fn broken_attribution() {
-        let parse = Foam::parse(Rule::attribution, "version 2.0");
+        let parse = FoamParser::parse(Rule::attribution, "version 2.0");
         assert!(parse.is_err(), "{:?}", parse);
     }
 
     #[test]
     fn dictionary() {
         let text = "FoamFile\n{\nversion 2.0;\nformat ascii;\nclass dictionary;\nlocation system;\nobject caseSetupDict;\n}";
-        let parse = Foam::parse(Rule::dictionary, text);
+        let parse = FoamParser::parse(Rule::dictionary, text);
         assert!(parse.is_ok(), "{:#?}", parse);
     }
 
     #[test]
     fn dict_in_dict() {
         let text = "dict1 { dict2 { class bad; } }";
-        let parse = Foam::parse(Rule::dictionary, text);
+        let parse = FoamParser::parse(Rule::dictionary, text);
         assert!(parse.is_ok(), "{:#?}", parse);
     }
 
     #[test]
     fn list() {
         let text = "list_name ( 1 2 3 );";
-        let parse = Foam::parse(Rule::list, text);
+        let parse = FoamParser::parse(Rule::list, text);
         assert!(parse.is_ok(), "{:#?}", parse);
     }
 
     #[test]
     fn sized_list() {
         let text = "list_name 3 ( 1 2 3 );";
-        let parse = Foam::parse(Rule::list, text);
+        let parse = FoamParser::parse(Rule::list, text);
         assert!(parse.is_ok(), "{:#?}", parse);
     }
 }
+
+#[cfg(test)]
+mod file {
+    use super::*;
+    use pest::Parser;
+
+    #[test]
+    fn chained_comments() {
+        let text = "/* this is one comment */\n// And this is another";
+        let parse = FoamParser::parse(Rule::file, text);
+        assert!(parse.is_ok(), "{:?}", parse);
+    }
+
+    #[test]
+    fn attribution_with_comment() {
+        let text = "version 2.0; // this is good";
+        let parse = FoamParser::parse(Rule::file, text);
+        assert!(parse.is_ok(), "{:?}", parse);
+    }
+
+    #[test]
+    fn mid_comment() {
+        let text = "version /* this is comment */ 2.0;";
+        let parse = FoamParser::parse(Rule::file, text);
+        assert!(parse.is_ok(), "{:?}", parse);
+    }
+
+    #[test]
+    fn complex() {
+        let text = "/* this is file */\nList ( 1\n2 // this is ok\n 3);";
+        let parse = FoamParser::parse(Rule::file, text);
+        assert!(parse.is_ok(), "{:?}", parse);
+    }
+}