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add builder test
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‎compiler/src/test/java/io/jbock/simple/processor/BuilderTest.java‎

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package io.jbock.simple.processor;
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import io.jbock.testing.compile.Compilation;
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import org.junit.jupiter.api.Test;
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import javax.tools.JavaFileObject;
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import static io.jbock.simple.processor.Compilers.simpleCompiler;
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import static io.jbock.testing.compile.CompilationSubject.assertThat;
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import static io.jbock.testing.compile.JavaFileObjects.forSourceLines;
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class BuilderTest {
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@Test
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void noParameters() {
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JavaFileObject component = forSourceLines("test.TestClass",
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"package test;",
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"",
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"import io.jbock.simple.Component;",
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"import io.jbock.simple.Inject;",
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"",
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"final class TestClass {",
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" static class A {",
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" @Inject A() {}",
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" }",
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"",
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" @Component",
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" interface AComponent {",
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" A getA();",
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"",
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" @Component.Builder",
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" interface Builder {",
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" AComponent build();",
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" }",
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" }",
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"}");
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Compilation compilation = simpleCompiler().compile(component);
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assertThat(compilation).succeeded();
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assertThat(compilation).generatedSourceFile("test.TestClass_AComponent_Impl")
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.containsLines(
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"package test;",
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"",
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"final class TestClass_AComponent_Impl implements TestClass.AComponent {",
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" private final TestClass.A a;",
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"",
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" private TestClass_AComponent_Impl() {",
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" this.a = new TestClass.A();",
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" }",
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"",
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" @Override",
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" public TestClass.A getA() {",
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" return a;",
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" }",
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"",
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" static TestClass.AComponent.Builder builder() {",
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" return new Builder_Impl();",
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" }",
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"",
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" private static final class Builder_Impl implements TestClass.AComponent.Builder {",
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" @Override",
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" public TestClass.AComponent build() {",
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" return new TestClass_AComponent_Impl();",
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" }",
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" }",
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"}");
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}
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@Test
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void factoryParameterIdentity() {
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JavaFileObject component = forSourceLines("test.TestClass",
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"package test;",
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"",
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"import io.jbock.simple.Component;",
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"import io.jbock.simple.Inject;",
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"",
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"final class TestClass {",
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"",
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" @Component",
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" interface AComponent {",
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" String getS();",
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"",
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" @Component.Builder",
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" interface Builder {",
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" Builder withS(String s);",
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" AComponent build();",
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" }",
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" }",
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"}");
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Compilation compilation = simpleCompiler().compile(component);
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assertThat(compilation).succeeded();
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assertThat(compilation).generatedSourceFile("test.TestClass_AComponent_Impl")
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.containsLines(
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"package test;",
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"",
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"final class TestClass_AComponent_Impl implements TestClass.AComponent {",
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" private final String s;",
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"",
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" private TestClass_AComponent_Impl(String s) {",
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" this.s = s;",
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" }",
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"",
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" @Override",
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" public String getS() {",
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" return s;",
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" }",
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"",
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" static TestClass.AComponent.Builder builder() {",
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" return new Builder_Impl();",
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" }",
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"",
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" private static final class Builder_Impl implements TestClass.AComponent.Builder {",
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" String s;",
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"",
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" @Override",
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" public TestClass.AComponent.Builder withS(String s) {",
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" this.s = s;",
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" return this;",
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" }",
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"",
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" @Override",
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" public TestClass.AComponent build() {",
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" return new TestClass_AComponent_Impl(s);",
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" }",
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" }",
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"}");
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}
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@Test
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void factoryParameter() {
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JavaFileObject component = forSourceLines("test.TestClass",
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"package test;",
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"",
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"import io.jbock.simple.Component;",
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"import io.jbock.simple.Inject;",
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"import io.jbock.simple.Named;",
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"",
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"final class TestClass {",
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" static class A {",
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" @Inject A(@Named(\"a\") String s) {}",
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" }",
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"",
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" @Component",
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" interface AComponent {",
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" A getA();",
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"",
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" @Component.Builder",
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" interface Builder {",
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" Builder withS(@Named(\"a\") String s);",
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" AComponent build();",
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" }",
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" }",
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"}");
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Compilation compilation = simpleCompiler().compile(component);
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assertThat(compilation).succeeded();
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assertThat(compilation).generatedSourceFile("test.TestClass_AComponent_Impl")
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.containsLines(
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"package test;",
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"",
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"final class TestClass_AComponent_Impl implements TestClass.AComponent {",
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" private final TestClass.A a;",
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"",
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" private TestClass_AComponent_Impl(String s) {",
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" this.a = new TestClass.A(s);",
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" }",
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"",
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" @Override",
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" public TestClass.A getA() {",
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" return a;",
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" }",
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"",
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" static TestClass.AComponent.Builder builder() {",
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" return new Builder_Impl();",
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" }",
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"",
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" private static final class Builder_Impl implements TestClass.AComponent.Builder {",
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" String s;",
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"",
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" @Override",
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" public TestClass.AComponent.Builder withS(String s) {",
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" this.s = s;",
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" return this;",
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" }",
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"",
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" @Override",
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" public TestClass.AComponent build() {",
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" return new TestClass_AComponent_Impl(s);",
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" }",
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" }",
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"}");
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}
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}

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