test suite: add djot.js bench files as tests

tests/bench/Makefile

@@ -0,0 +1,39 @@
+.POSIX:
+
+TEST_DJ=$(shell find . -name '*.dj' | sort)
+TEST=${TEST_DJ:.dj=}
+
+DJOT_JS=../../modules/djot.js
+DJOT_JS_SRC=$(shell find ${DJOT_JS}/src -name '.ts')
+
+mod.rs: ${TEST_DJ} html
+	echo "use crate::suite_test;" > $@
+	for name in ${TEST}; do \
+		name_snake=$$(basename -a $$name | sed 's/-/_/g'); \
+		echo "#[test]" >> $@; \
+		echo "fn test_$$name_snake() {" >> $@; \
+		printf '    let src = r###"' >> $@; \
+		cat $$name.dj >> $@; \
+		echo '"###;' >> $@; \
+		printf '    let expected = r###"' >> $@; \
+		cat $$name.html >> $@; \
+		echo '"###;' >> $@; \
+		echo "    suite_test!(src, expected);" >> $@; \
+		echo "}" >> $@; \
+	done
+
+html: djot-js ${TEST_DJ}
+	echo ${TEST}
+	for name in ${TEST}; do cat $$name.dj | ./djot-js > $$name.html; done
+	touch $@
+
+djot-js: ${DJOT_JS_SRC}
+	(cd "${DJOT_JS}" && npm install && npm run build)
+	echo "#!/bin/sh" > $@
+	echo 'node ${DJOT_JS}/lib/cli.js "$$@"' >> $@
+	chmod +x $@
+
+clean:
+	rm -f *.rs *.html
+	rm -f html
+	rm -f djot-js

tests/lib.rs

@@ -1,7 +1,9 @@
+#[cfg(feature = "suite_bench")]
+mod bench;
 #[cfg(feature = "suite")]
 mod suite;
 
-#[cfg(feature = "suite")]
+#[cfg(any(feature = "suite", feature = "suite_bench"))]
 #[macro_export]
 macro_rules! suite_test {
     ($src:expr, $expected:expr) => {