1 files changed, 77 insertions, 0 deletions
diff --git a/contrib/ccan/json/test/run-decode-encode.c b/contrib/ccan/json/test/run-decode-encode.c
new file mode 100644
index 0000000..6bdf7c3
--- /dev/null
+++ b/contrib/ccan/json/test/run-decode-encode.c
@@ -0,0 +1,77 @@
+#include "common.h"
+
+int main(void)
+{
+	const char *strings_file = "test/test-strings";
+	const char *strings_reencoded_file = "test/test-strings-reencoded";
+	FILE *f, *f2;
+	char buffer[1024], buffer2[1024];
+	
+	plan_tests(90);
+	
+	f = fopen(strings_file, "rb");
+	if (f == NULL) {
+		diag("Could not open %s: %s", strings_file, strerror(errno));
+		return 1;
+	}
+	f2 = fopen(strings_reencoded_file, "rb");
+	if (f2 == NULL) {
+		diag("Could not open %s: %s", strings_reencoded_file, strerror(errno));
+		return 1;
+	}
+	
+	while (fgets(buffer, sizeof(buffer), f)) {
+		const char *s = chomp(buffer);
+		bool valid;
+		JsonNode *node;
+		
+		if (expect_literal(&s, "valid ")) {
+			valid = true;
+		} else if (expect_literal(&s, "invalid ")) {
+			valid = false;
+		} else {
+			fail("Invalid line in test-strings: %s", buffer);
+			continue;
+		}
+		
+		node = json_decode(s);
+		
+		if (valid) {
+			char *reencoded;
+			char errmsg[256];
+			
+			if (node == NULL) {
+				fail("%s is valid, but json_decode returned NULL", s);
+				continue;
+			}
+			
+			if (!json_check(node, errmsg)) {
+				fail("Corrupt tree produced by json_decode: %s", errmsg);
+				continue;
+			}
+			
+			reencoded = json_encode(node);
+			
+			if (!fgets(buffer2, sizeof(buffer2), f2)) {
+				fail("test-strings-reencoded is missing this line: %s", reencoded);
+				continue;
+			}
+			chomp(buffer2);
+			
+			ok(strcmp(reencoded, buffer2) == 0, "re-encode %s -> %s", s, reencoded);
+			
+			free(reencoded);
+			json_delete(node);
+		} else if (node != NULL) {
+			fail("%s is invalid, but json_decode returned non-NULL", s);
+			continue;
+		}
+	}
+	
+	if (ferror(f) || fclose(f) != 0 || ferror(f2) || fclose(f2) != 0) {
+		diag("I/O error reading test data.");
+		return 1;
+	}
+	
+	return exit_status();
+}