Vary the keys used in the roundtrip test.

src/tests/roundtrip.vtc

@@ -49,40 +49,49 @@ varnish v1 -arg "-p vsl_mask=+VfpAcct" -vcl+backend {
 	import blob;
 
 	sub vcl_init {
-		ece.set_key("a1", blob.decode(BASE64,
-		                           encoded="BO3ZVPxUlnLORbVGMpbT1Q=="));
+		ece.set_key("walrus", blob.decode(BASE64,
+		                           encoded="UyuZ1MVmtFl3NWu5DocU2Q=="));
+		ece.set_key("foobar", blob.decode(BASE64,
+		                           encoded="N5llfDSOnNqvSA6k+FbYIQ=="));
+		ece.set_key("hobbes", blob.decode(BASE64,
+		                           encoded="aLUoWwz+c6d1IdY3Cl5cJA=="));
+		ece.set_key("lorem ipsum", blob.decode(BASE64,
+		                           encoded="s5fqyLiS0UvKfRztj8LNWA=="));
+		ece.set_key("64K", blob.decode(BASE64,
+		                           encoded="aOV4QKAZZzzk7GHMOeXc8Q=="));
+		ece.set_key("128K chunked", blob.decode(BASE64,
+		                           encoded="F5jjCSyul41MZ3M0PtZRAg=="));
 	}
 
 	sub vcl_backend_response {
-		set bereq.http.X-ECE-Key-ID = "a1";
 		set beresp.filters = "ece_encrypt ece_decrypt";
 		set beresp.uncacheable = true;
 	}
 } -start
 
 client c1 {
-	txreq
+	txreq -hdr "X-ECE-Key-ID: walrus"
 	rxresp
 	expect resp.status == 200
 	expect resp.http.Content-Encoding == <undef>
 	expect resp.bodylen == 15
 	expect resp.body == "I am the walrus"
 
-	txreq
+	txreq -hdr "X-ECE-Key-ID: foobar"
 	rxresp
 	expect resp.status == 200
 	expect resp.http.Content-Encoding == <undef>
 	expect resp.bodylen == 16
 	expect resp.body == "foo bar baz quux"
 
-	txreq
+	txreq -hdr "X-ECE-Key-ID: hobbes"
 	rxresp
 	expect resp.status == 200
 	expect resp.http.Content-Encoding == <undef>
 	expect resp.bodylen == 269
 	expect resp.body == {Man is distinguished, not only by his reason, but by this singular passion from other animals, which is a lust of the mind, that by a perseverance of delight in the continued and indefatigable generation of knowledge, exceeds the short vehemence of any carnal pleasure.}
 
-	txreq
+	txreq -hdr "X-ECE-Key-ID: lorem ipsum"
 	rxresp
 	expect resp.status == 200
 	expect resp.http.Content-Encoding == <undef>
@@ -95,13 +104,13 @@ Ridiculus congue erat velit, nulla felis, viverra non tempor cum nulla, quis qui
 
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-	txreq
+	txreq -hdr "X-ECE-Key-ID: 64K"
 	rxresp
 	expect resp.status == 200
 	expect resp.http.Content-Encoding == <undef>
 	expect resp.bodylen == 65536
 
-	txreq
+	txreq -hdr "X-ECE-Key-ID: 128K chunked"
 	rxresp
 	expect resp.status == 200
 	expect resp.http.Content-Encoding == <undef>