Polish oauth2-client tests with missing Content-Type header

Author: jgrandja

oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/endpoint/RestClientAuthorizationCodeTokenResponseClientTests.java

@@ -364,6 +364,7 @@ public void getTokenResponseWhenHeadersConverterSetThenCalled() throws Exception
 				this.authorizationExchange);
 		Converter<OAuth2AuthorizationCodeGrantRequest, HttpHeaders> headersConverter = mock();
 		HttpHeaders headers = new HttpHeaders();
+		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
 		headers.put("custom-header-name", Collections.singletonList("custom-header-value"));
 		given(headersConverter.convert(grantRequest)).willReturn(headers);
 		this.tokenResponseClient.setHeadersConverter(headersConverter);

oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/endpoint/RestClientClientCredentialsTokenResponseClientTests.java

@@ -366,6 +366,7 @@ public void getTokenResponseWhenHeadersConverterSetThenCalled() throws Exception
 		OAuth2ClientCredentialsGrantRequest grantRequest = new OAuth2ClientCredentialsGrantRequest(clientRegistration);
 		Converter<OAuth2ClientCredentialsGrantRequest, HttpHeaders> headersConverter = mock();
 		HttpHeaders headers = new HttpHeaders();
+		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
 		headers.put("custom-header-name", Collections.singletonList("custom-header-value"));
 		given(headersConverter.convert(grantRequest)).willReturn(headers);
 		this.tokenResponseClient.setHeadersConverter(headersConverter);

oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/endpoint/RestClientJwtBearerTokenResponseClientTests.java

@@ -339,6 +339,7 @@ public void getTokenResponseWhenHeadersConverterSetThenCalled() throws Exception
 		JwtBearerGrantRequest grantRequest = new JwtBearerGrantRequest(clientRegistration, this.jwtAssertion);
 		Converter<JwtBearerGrantRequest, HttpHeaders> headersConverter = mock();
 		HttpHeaders headers = new HttpHeaders();
+		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
 		headers.put("custom-header-name", Collections.singletonList("custom-header-value"));
 		given(headersConverter.convert(grantRequest)).willReturn(headers);
 		this.tokenResponseClient.setHeadersConverter(headersConverter);

oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/endpoint/RestClientRefreshTokenTokenResponseClientTests.java

@@ -384,6 +384,7 @@ public void getTokenResponseWhenHeadersConverterSetThenCalled() throws Exception
 				this.accessToken, this.refreshToken);
 		Converter<OAuth2RefreshTokenGrantRequest, HttpHeaders> headersConverter = mock();
 		HttpHeaders headers = new HttpHeaders();
+		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
 		headers.put("custom-header-name", Collections.singletonList("custom-header-value"));
 		given(headersConverter.convert(grantRequest)).willReturn(headers);
 		this.tokenResponseClient.setHeadersConverter(headersConverter);

oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/endpoint/RestClientTokenExchangeTokenResponseClientTests.java

@@ -465,6 +465,7 @@ public void getTokenResponseWhenHeadersConverterSetThenCalled() throws Exception
 				this.actorToken);
 		Converter<TokenExchangeGrantRequest, HttpHeaders> headersConverter = mock();
 		HttpHeaders headers = new HttpHeaders();
+		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
 		headers.put("custom-header-name", Collections.singletonList("custom-header-value"));
 		given(headersConverter.convert(grantRequest)).willReturn(headers);
 		this.tokenResponseClient.setHeadersConverter(headersConverter);