Replace Boolean.getBoolean(..) property resolution for client/server SSL enablement to use Spring's Environment.

Rename spring.boot.data.gemfire.security.ssl.environment.post-processor.disabled to spring.boot.data.gemfire.security.ssl.post-processor.enabled.

Resolves GitHub Issue #9.

spring-geode-autoconfigure/src/test/java/org/springframework/geode/boot/autoconfigure/security/ssl/SslAutoConfigurationUnitTests.java

@@ -0,0 +1,102 @@
+/*
+ * Copyright 2018 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.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package org.springframework.geode.boot.autoconfigure.security.ssl;
+
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import org.junit.Test;
+import org.springframework.core.env.ConfigurableEnvironment;
+import org.springframework.core.env.StandardEnvironment;
+import org.springframework.geode.boot.autoconfigure.SslAutoConfiguration;
+import org.springframework.geode.boot.autoconfigure.SslAutoConfiguration.SslEnvironmentPostProcessor;
+
+/**
+ * Unit Tests for {@link SslAutoConfiguration}.
+ *
+ * @author John Blum
+ * @see org.junit.Test
+ * @see org.mockito.Mockito
+ * @see org.springframework.core.env.ConfigurableEnvironment
+ * @see org.springframework.geode.boot.autoconfigure.SslAutoConfiguration
+ * @since 1.0.0
+ */
+public class SslAutoConfigurationUnitTests {
+
+	@Test
+	public void sslConfigurationIsDisabled() {
+
+		SslEnvironmentPostProcessor environmentPostProcessor = new SslEnvironmentPostProcessor();
+
+		ConfigurableEnvironment mockEnvironment = mock(ConfigurableEnvironment.class);
+
+		when(mockEnvironment.getProperty(eq(SslAutoConfiguration.SECURITY_SSL_ENVIRONMENT_POST_PROCESSOR_ENABLED_PROPERTY),
+			eq(Boolean.class), eq(true)))
+				.thenReturn(false);
+
+		environmentPostProcessor.postProcessEnvironment(mockEnvironment, null);
+
+		verify(mockEnvironment, times(1))
+			.getProperty(eq(SslAutoConfiguration.SECURITY_SSL_ENVIRONMENT_POST_PROCESSOR_ENABLED_PROPERTY),
+				eq(Boolean.class), eq(true));
+
+		verify(mockEnvironment, never()).containsProperty(eq("spring.data.gemfire.security.ssl.keystore"));
+	}
+
+	@Test
+	public void sslConfigurationIsEnabled() {
+
+		SslEnvironmentPostProcessor environmentPostProcessor = new SslEnvironmentPostProcessor();
+
+		ConfigurableEnvironment mockEnvironment = mock(ConfigurableEnvironment.class);
+
+		when(mockEnvironment.getProperty(eq(SslAutoConfiguration.SECURITY_SSL_ENVIRONMENT_POST_PROCESSOR_ENABLED_PROPERTY),
+			eq(Boolean.class), eq(true)))
+				.thenReturn(true);
+
+		environmentPostProcessor.postProcessEnvironment(mockEnvironment, null);
+
+		verify(mockEnvironment, times(1))
+			.getProperty(eq(SslAutoConfiguration.SECURITY_SSL_ENVIRONMENT_POST_PROCESSOR_ENABLED_PROPERTY),
+				eq(Boolean.class), eq(true));
+
+		verify(mockEnvironment, times(1))
+			.containsProperty(eq("spring.data.gemfire.security.ssl.keystore"));
+	}
+
+	@Test
+	public void sslConfigurationIsEnabledWhenEnabledPropertyNotPresent() {
+
+		SslEnvironmentPostProcessor environmentPostProcessor = new SslEnvironmentPostProcessor();
+
+		ConfigurableEnvironment mockEnvironment = spy(new StandardEnvironment());
+
+		environmentPostProcessor.postProcessEnvironment(mockEnvironment, null);
+
+		verify(mockEnvironment, times(1))
+			.getProperty(eq(SslAutoConfiguration.SECURITY_SSL_ENVIRONMENT_POST_PROCESSOR_ENABLED_PROPERTY),
+				eq(Boolean.class), eq(true));
+
+		verify(mockEnvironment, times(1))
+			.containsProperty(eq("spring.data.gemfire.security.ssl.keystore"));
+	}
+}