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inform7/inbuild/syntax-test/Chapter 1/Unit Tests.w
2020-03-31 00:17:21 +01:00

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[Unit::] Unit Tests.
How we shall test it.
@h
=
<dividing-sentence> ::=
chapter ... | ==> 1
section ... ==> 2
<structural-sentence> ::=
... ==> TRUE; return FAIL_NONTERMINAL;
<language-modifying-sentence> ::=
... ==> TRUE; return FAIL_NONTERMINAL;
@h Syntax tree.
=
parse_node_tree *syntax_tree = NULL;
void Unit::test_tree(text_stream *arg) {
filename *F = Filenames::from_text(arg);
feed_t FD = Feeds::begin();
source_file *sf = TextFromFiles::feed_into_lexer(F, NULL_GENERAL_POINTER);
wording W = Feeds::end(FD);
if (sf == NULL) { PRINT("File has failed to open\n"); return; }
syntax_tree = ParseTree::new_tree();
PRINT("Read %d words\n", Wordings::length(W));
Sentences::break(syntax_tree, W);
text_stream *save_DL = DL;
DL = STDOUT;
Streams::enable_debugging(DL);
ParseTree::log_tree(DL, syntax_tree->root_node);
DL = save_DL;
}