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Allow "*" for Access-Control-Expose-Headers

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Closes gh-26113
This commit is contained in:
Rossen Stoyanchev
2020-11-19 09:48:29 +00:00
parent 322babc04a
commit 37bda566eb
6 changed files with 54 additions and 53 deletions
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78
spring-web/src/test/java/org/springframework/web/cors/CorsConfigurationTests.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2019 the original author or authors.
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -25,7 +25,6 @@ import org.junit.jupiter.api.Test;
import org.springframework.http.HttpMethod;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
/**
* Unit tests for {@link CorsConfiguration}.
@@ -61,29 +60,13 @@ public class CorsConfigurationTests {
assertThat(config.getAllowedHeaders()).isEqualTo(Arrays.asList("*"));
config.addAllowedMethod("*");
assertThat(config.getAllowedMethods()).isEqualTo(Arrays.asList("*"));
config.addExposedHeader("header1");
config.addExposedHeader("header2");
assertThat(config.getExposedHeaders()).isEqualTo(Arrays.asList("header1", "header2"));
config.addExposedHeader("*");
config.setAllowCredentials(true);
assertThat((boolean) config.getAllowCredentials()).isTrue();
config.setMaxAge(123L);
assertThat(config.getMaxAge()).isEqualTo(new Long(123));
}
@Test
public void asteriskWildCardOnAddExposedHeader() {
CorsConfiguration config = new CorsConfiguration();
assertThatIllegalArgumentException().isThrownBy(() ->
config.addExposedHeader("*"));
}
@Test
public void asteriskWildCardOnSetExposedHeaders() {
CorsConfiguration config = new CorsConfiguration();
assertThatIllegalArgumentException().isThrownBy(() ->
config.setExposedHeaders(Arrays.asList("*")));
}
@Test
public void combineWithNull() {
CorsConfiguration config = new CorsConfiguration();
@@ -120,26 +103,34 @@ public class CorsConfigurationTests {
other.addAllowedMethod(HttpMethod.PUT.name());
CorsConfiguration combinedConfig = config.combine(other);
assertThat(combinedConfig.getAllowedOrigins()).isEqualTo(Arrays.asList("https://domain.com"));
assertThat(combinedConfig.getAllowedHeaders()).isEqualTo(Arrays.asList("header1"));
assertThat(combinedConfig.getAllowedMethods()).isEqualTo(Arrays.asList(HttpMethod.PUT.name()));
assertThat(combinedConfig).isNotNull();
assertThat(combinedConfig.getAllowedOrigins()).containsExactly("https://domain.com");
assertThat(combinedConfig.getAllowedHeaders()).containsExactly("header1");
assertThat(combinedConfig.getAllowedMethods()).containsExactly(HttpMethod.PUT.name());
assertThat(combinedConfig.getExposedHeaders()).isEmpty();
combinedConfig = other.combine(config);
assertThat(combinedConfig.getAllowedOrigins()).isEqualTo(Arrays.asList("https://domain.com"));
assertThat(combinedConfig.getAllowedHeaders()).isEqualTo(Arrays.asList("header1"));
assertThat(combinedConfig.getAllowedMethods()).isEqualTo(Arrays.asList(HttpMethod.PUT.name()));
assertThat(combinedConfig).isNotNull();
assertThat(combinedConfig.getAllowedOrigins()).containsExactly("https://domain.com");
assertThat(combinedConfig.getAllowedHeaders()).containsExactly("header1");
assertThat(combinedConfig.getAllowedMethods()).containsExactly(HttpMethod.PUT.name());
assertThat(combinedConfig.getExposedHeaders()).isEmpty();
combinedConfig = config.combine(new CorsConfiguration());
assertThat(config.getAllowedOrigins()).isEqualTo(Arrays.asList("*"));
assertThat(config.getAllowedHeaders()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig.getAllowedMethods()).isEqualTo(Arrays.asList(HttpMethod.GET.name(), HttpMethod.HEAD.name(),
HttpMethod.POST.name()));
assertThat(config.getAllowedOrigins()).containsExactly("*");
assertThat(config.getAllowedHeaders()).containsExactly("*");
assertThat(combinedConfig).isNotNull();
assertThat(combinedConfig.getAllowedMethods())
.containsExactly(HttpMethod.GET.name(), HttpMethod.HEAD.name(), HttpMethod.POST.name());
assertThat(combinedConfig.getExposedHeaders()).isEmpty();
combinedConfig = new CorsConfiguration().combine(config);
assertThat(config.getAllowedOrigins()).isEqualTo(Arrays.asList("*"));
assertThat(config.getAllowedHeaders()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig.getAllowedMethods()).isEqualTo(Arrays.asList(HttpMethod.GET.name(), HttpMethod.HEAD.name(),
HttpMethod.POST.name()));
assertThat(config.getAllowedOrigins()).containsExactly("*");
assertThat(config.getAllowedHeaders()).containsExactly("*");
assertThat(combinedConfig).isNotNull();
assertThat(combinedConfig.getAllowedMethods())
.containsExactly(HttpMethod.GET.name(), HttpMethod.HEAD.name(), HttpMethod.POST.name());
assertThat(combinedConfig.getExposedHeaders()).isEmpty();
}
@Test
@@ -147,20 +138,29 @@ public class CorsConfigurationTests {
CorsConfiguration config = new CorsConfiguration();
config.addAllowedOrigin("*");
config.addAllowedHeader("*");
config.addExposedHeader("*");
config.addAllowedMethod("*");
CorsConfiguration other = new CorsConfiguration();
other.addAllowedOrigin("https://domain.com");
other.addAllowedHeader("header1");
other.addExposedHeader("header2");
other.addAllowedHeader("anotherHeader1");
other.addExposedHeader("anotherHeader2");
other.addAllowedMethod(HttpMethod.PUT.name());
CorsConfiguration combinedConfig = config.combine(other);
assertThat(combinedConfig.getAllowedOrigins()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig.getAllowedHeaders()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig.getAllowedMethods()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig).isNotNull();
assertThat(combinedConfig.getAllowedOrigins()).containsExactly("*");
assertThat(combinedConfig.getAllowedHeaders()).containsExactly("*");
assertThat(combinedConfig.getExposedHeaders()).containsExactly("*");
assertThat(combinedConfig.getAllowedMethods()).containsExactly("*");
combinedConfig = other.combine(config);
assertThat(combinedConfig.getAllowedOrigins()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig.getAllowedHeaders()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig.getAllowedMethods()).isEqualTo(Arrays.asList("*"));
assertThat(combinedConfig).isNotNull();
assertThat(combinedConfig.getAllowedOrigins()).containsExactly("*");
assertThat(combinedConfig.getAllowedHeaders()).containsExactly("*");
assertThat(combinedConfig.getExposedHeaders()).containsExactly("*");
assertThat(combinedConfig.getAllowedMethods()).containsExactly("*");
assertThat(combinedConfig.getAllowedHeaders()).containsExactly("*");
}
@Test // SPR-14792