From e22ca3819ed3fc5ce6b58b289c6c4b5a16dc8f25 Mon Sep 17 00:00:00 2001
From: Vivien Kraus <vivien@planete-kraus.eu>
Date: Wed, 1 Jan 2020 00:00:00 +0100
Subject: Add a function to hash a public key for DPoP.

---
 tests/Makefile.am |  3 ++-
 tests/jkt.scm     | 23 +++++++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 tests/jkt.scm

(limited to 'tests')

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 94a8b5b..b889e0b 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -7,7 +7,8 @@ TESTS = %reldir%/load-library.scm \
   %reldir%/jwk-kty-rsa-correct.scm \
   %reldir%/jwk-kty-rsa-incorrect.scm \
   %reldir%/hash-ok.scm \
-  %reldir%/hash-unsupported.scm
+  %reldir%/hash-unsupported.scm \
+  %reldir%/jkt.scm
 
 EXTRA_DIST += $(TESTS)
 
diff --git a/tests/jkt.scm b/tests/jkt.scm
new file mode 100644
index 0000000..ca20f89
--- /dev/null
+++ b/tests/jkt.scm
@@ -0,0 +1,23 @@
+(use-modules (webid-oidc stubs)
+             (webid-oidc testing))
+
+(with-test-environment
+ "jkt"
+ (lambda ()
+   (let* ((key (json-string->scm "{
+       \"kty\":\"EC\",
+       \"x\":\"l8tFrhx-34tV3hRICRDY9zCkDlpBhF42UQUfWVAWBFs\",
+       \"y\":\"9VE4jf_Ok_o64zbTTlcuNJajHmt6v9TDVrU0CdvGRDA\",
+       \"crv\":\"P-256\"
+     }"))
+          (jkt (jkt key))
+          (expected "0ZcOCORZNYy-DWpqq30jZyJGHTN0d2HglBV3uiguA4I"))
+     (unless (string=? jkt expected)
+       (format (current-error-port)
+               "The JKT algorithm is not correct:
+expected: ~a
+obtained: ~a
+"
+               expected
+               jkt)
+       (exit 1)))))
-- 
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