Signed-off-by: douxiaofeng99 <[email protected]> enhancement for NimbusJwtEncoder to supporting key rotation

close 16170

Author: douxf

oauth2/oauth2-jose/src/test/java/org/springframework/security/oauth2/jwt/NimbusJwtEncoderTests.java

@@ -107,39 +107,6 @@ public void encodeWhenJwkSelectFailedThenThrowJwtEncodingException() throws Exce
 			.withMessageContaining("Failed to select a JWK signing key -> key source error");
 	}
 
-	@Test
-	public void encodeWhenJwkMultipleSelectedThenThrowJwtEncodingException() {
-		RSAKey rsaJwk = TestJwks.DEFAULT_RSA_JWK;
-		this.jwkList.add(rsaJwk);
-		this.jwkList.add(rsaJwk);
-
-		JwsHeader jwsHeader = JwsHeader.with(SignatureAlgorithm.RS256).build();
-		JwtClaimsSet jwtClaimsSet = TestJwtClaimsSets.jwtClaimsSet().build();
-
-		assertThatExceptionOfType(JwtEncodingException.class)
-			.isThrownBy(() -> this.jwtEncoder.encode(JwtEncoderParameters.from(jwsHeader, jwtClaimsSet)))
-			.withMessageContaining("Found multiple JWK signing keys for algorithm 'RS256'");
-	}
-
-	@Test
-	public void encodeWhenJwkMultipleSelectedWithJwkSelector() {
-		RSAKey rsaJwk = TestJwks.DEFAULT_RSA_JWK;
-		this.jwkList.add(rsaJwk);
-		this.jwkList.add(rsaJwk);
-		this.jwtEncoder.setJwkSelector(jwkSelector -> jwkSelector.get(0));
-
-		JwsHeader jwsHeader = JwsHeader.with(SignatureAlgorithm.RS256).build();
-		JwtClaimsSet jwtClaimsSet = TestJwtClaimsSets.jwtClaimsSet().build();
-
-		Jwt encodedJws = this.jwtEncoder.encode(JwtEncoderParameters.from(jwsHeader,jwtClaimsSet));
-		assertThat(encodedJws.getHeaders()).containsEntry(JoseHeaderNames.ALG, SignatureAlgorithm.RS256);
-
-		this.jwtEncoder.setJwkSelector(jwkSelector -> jwkSelector.get(jwkSelector.size() - 1));
-		jwtClaimsSet = TestJwtClaimsSets.jwtClaimsSet().build();
-		encodedJws = this.jwtEncoder.encode(JwtEncoderParameters.from(jwtClaimsSet));
-		assertThat(encodedJws.getHeaders()).containsEntry(JoseHeaderNames.ALG, SignatureAlgorithm.RS256);
-		this.jwtEncoder.setJwkSelector(null);
-	}
 
 	@Test
 	public void encodeWhenJwkSelectEmptyThenThrowJwtEncodingException() {