DFortune

commit 3c94880ac4d1aedd042a12e915d314790f2a88b8
parent 9cbe35da0343c0fad89ae5ec0ef8c3d15f528069
Author: Dominik Schmidt <das1993@hotmail.com>
Date:   Sun,  9 Aug 2015 14:31:26 +0200

Unit-tests and contracts.

Diffstat:
dfortune.d
 | 
12
+++++++++++-

1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/dfortune.d b/dfortune.d
@@ -75,7 +75,11 @@ class Fortune : RandomAccessFinite!(string){
 		return bigEndianToNative!(uint,uint.sizeof)(b);
 	}
 	
-	public string readFortune(uint i){
+	public string readFortune(uint i)
+	in{
+		assert(table.isOpen && content.isOpen, "Fortunes must be opened before reading");
+	}
+	body{
 		uint pos=getOffset(i);
 		uint end=getOffset(i+1)-3; //-3 to exclude \n%\n
 		content.seek(pos);
@@ -177,6 +181,9 @@ class Fortune : RandomAccessFinite!(string){
 	@property Fortune save(){
 		return clone();
 	}
+	unittest{
+		static assert(isRandomAccessRange!(Fortune));
+	}
 }
 
 struct Fortunes{
@@ -270,4 +277,7 @@ struct Fortunes{
 	void popFront(){
 		pos++;
 	}
+	unittest{
+		static assert(isRandomAccessRange!(Fortunes));
+	}
 }