| /* |
| * Copyright 2021 The Android Open Source Project |
| * |
| * 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 androidx.room.compiler.processing.util |
| |
| import androidx.room.compiler.processing.ExperimentalProcessingApi |
| import com.google.common.truth.Truth.assertThat |
| import com.squareup.javapoet.JavaFile |
| import com.squareup.javapoet.TypeName |
| import com.squareup.javapoet.TypeSpec |
| import com.squareup.kotlinpoet.BOOLEAN |
| import com.squareup.kotlinpoet.FileSpec |
| import com.squareup.kotlinpoet.TypeSpec as KTypeSpec |
| import org.junit.Test |
| import org.junit.AssumptionViolatedException |
| import org.junit.runner.RunWith |
| import org.junit.runners.Parameterized |
| |
| @RunWith(Parameterized::class) |
| @OptIn(ExperimentalProcessingApi::class) |
| class GeneratedCodeMatchTest internal constructor( |
| private val runTest: TestRunner |
| ) : MultiBackendTest() { |
| @Test |
| fun successfulGeneratedCodeMatch() { |
| val file = JavaFile.builder( |
| "foo.bar", |
| TypeSpec.classBuilder("Baz").build() |
| ).build() |
| runTest { invocation -> |
| if (invocation.processingEnv.findTypeElement("foo.bar.Baz") == null) { |
| invocation.processingEnv.filer.write( |
| file |
| ) |
| } |
| invocation.assertCompilationResult { |
| generatedSource( |
| Source.java( |
| "foo.bar.Baz", |
| file.toString() |
| ) |
| ) |
| } |
| } |
| } |
| |
| @Test |
| fun missingGeneratedCode() { |
| val result = runCatching { |
| runTest { invocation -> |
| invocation.assertCompilationResult { |
| generatedSource( |
| Source.java( |
| "foo.bar.Baz", |
| "" |
| ) |
| ) |
| } |
| } |
| } |
| assertThat(result.exceptionOrNull()) |
| .hasMessageThat() |
| .contains("Didn't generate SourceFile[foo/bar/Baz.java]") |
| } |
| |
| @Test |
| fun missingGeneratedCode_contentMismatch() { |
| val generated = JavaFile.builder( |
| "foo.bar", |
| TypeSpec.classBuilder("Baz") |
| .addField( |
| TypeName.BOOLEAN, "bar" |
| ) |
| .build() |
| ).build() |
| val expected = JavaFile.builder( |
| "foo.bar", |
| TypeSpec.classBuilder("Baz").addField( |
| TypeName.BOOLEAN, "foo" |
| ).build() |
| ).build() |
| val result = runCatching { |
| runTest { invocation: XTestInvocation -> |
| if (invocation.processingEnv.findTypeElement("foo.bar.Baz") == null) { |
| invocation.processingEnv.filer.write(generated) |
| } |
| invocation.assertCompilationResult { |
| generatedSource( |
| Source.java("foo.bar.Baz", expected.toString()) |
| ) |
| } |
| } |
| } |
| |
| val mismatch = SourceFileMismatch( |
| expected = Line( |
| pos = 4, |
| content = "boolean foo;" |
| ), |
| actual = Line( |
| pos = 4, |
| content = "boolean bar;" |
| ) |
| ) |
| assertThat(result.exceptionOrNull()).hasMessageThat().contains(mismatch.toString()) |
| } |
| |
| @Test |
| fun successfulGeneratedKotlinCodeMatch() { |
| // java environment will not generate kotlin files |
| runTest.assumeCanCompileKotlin() |
| |
| val file = FileSpec.builder("foo.bar", "Baz") |
| .addType(KTypeSpec.classBuilder("Baz").build()) |
| .build() |
| runTest { invocation -> |
| if (invocation.processingEnv.findTypeElement("foo.bar.Baz") == null) { |
| invocation.processingEnv.filer.write(file) |
| } |
| invocation.assertCompilationResult { |
| generatedSource( |
| Source.kotlin("foo/bar/Baz.kt", file.toString()) |
| ) |
| } |
| } |
| } |
| |
| @Test |
| fun missingGeneratedKotlinCode_mismatch() { |
| // java environment will not generate kotlin files |
| runTest.assumeCanCompileKotlin() |
| |
| val generated = FileSpec.builder("foo.bar", "Baz") |
| .addType( |
| KTypeSpec.classBuilder("Baz") |
| .addProperty("bar", BOOLEAN) |
| .build() |
| ) |
| .build() |
| val expected = FileSpec.builder("foo.bar", "Baz") |
| .addType( |
| KTypeSpec.classBuilder("Baz") |
| .addProperty("foo", BOOLEAN) |
| .build() |
| ) |
| .build() |
| |
| val result = runCatching { |
| runTest { invocation -> |
| if (invocation.processingEnv.findTypeElement("foo.bar.Baz") == null) { |
| invocation.processingEnv.filer.write(generated) |
| } |
| invocation.assertCompilationResult { |
| generatedSource( |
| Source.kotlin("foo/bar/Baz.kt", expected.toString()) |
| ) |
| } |
| } |
| } |
| |
| val mismatch = SourceFileMismatch( |
| expected = Line( |
| pos = 6, |
| content = "public val foo: Boolean" |
| ), |
| actual = Line( |
| pos = 6, |
| content = "public val bar: Boolean" |
| ) |
| ) |
| assertThat(result.exceptionOrNull()).hasMessageThat().contains(mismatch.toString()) |
| } |
| |
| @Test |
| fun missingGeneratedKotlinCode_javaAP() { |
| if (runTest.toString() != "java") { |
| throw AssumptionViolatedException("Testing scenario for javaAP only.") |
| } |
| |
| val file = FileSpec.builder("foo.bar", "Baz") |
| .addType(KTypeSpec.classBuilder("Baz").build()) |
| .build() |
| |
| val result = runCatching { |
| runTest { invocation -> |
| if (invocation.processingEnv.findTypeElement("foo.bar.Baz") == null) { |
| invocation.processingEnv.filer.write(file) |
| } |
| invocation.assertCompilationResult { |
| generatedSource( |
| Source.kotlin("foo/bar/Baz.kt", file.toString()) |
| ) |
| } |
| } |
| } |
| |
| assertThat(result.exceptionOrNull()) |
| .hasCauseThat() |
| .hasMessageThat() |
| .contains( |
| "Could not generate kotlin file foo/bar/Baz.kt. The annotation processing " + |
| "environment is not set to generate Kotlin files." |
| ) |
| } |
| } |