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package com.google.devtools.ksp.test
import org.gradle.testkit.runner.GradleRunner
import org.junit.Assert
import org.junit.Rule
import org.junit.Test
import java.io.File
class GeneratedRefsIncIT {
@Rule
@JvmField
val project: TemporaryTestProject = TemporaryTestProject("refs-gen", "test-processor")
@Test
fun testGeneratedRefsInc() {
val gradleRunner = GradleRunner.create().withProjectDir(project.root)
val expected = listOf(
"w: [ksp] 1: [File: Bar.kt, File: Baz.kt]",
"w: [ksp] 2: [File: Foo.kt]",
"w: [ksp] 3: [File: Goo.kt]"
)
val expectedBar = listOf(
"w: [ksp] 1: [File: Bar.kt]",
"w: [ksp] 2: [File: Foo.kt]",
"w: [ksp] 3: [File: Goo.kt]"
)
gradleRunner.withArguments("assemble").build().let { result ->
val outputs = result.output.lines().filter { it.startsWith("w: [ksp]") }
Assert.assertEquals(expected, outputs)
}
File(project.root, "workload/src/main/kotlin/com/example/Baz.kt").appendText("\n\n")
gradleRunner.withArguments("assemble").build().let { result ->
val outputs = result.output.lines().filter { it.startsWith("w: [ksp]") }
Assert.assertEquals(expected, outputs)
}
// Baz doesn't depend on Bar, so touching Bar won't invalidate Baz.
File(project.root, "workload/src/main/kotlin/com/example/Bar.kt").appendText("\n\n")
gradleRunner.withArguments("assemble").build().let { result ->
val outputs = result.output.lines().filter { it.startsWith("w: [ksp]") }
Assert.assertEquals(expectedBar, outputs)
}
// Make Baz depends on Bar; Bar will be invalidated.
File(project.root, "workload/src/main/kotlin/com/example/Bar.kt").appendText("\nclass List<T>\n")
gradleRunner.withArguments("assemble").build().let { result ->
val outputs = result.output.lines().filter { it.startsWith("w: [ksp]") }
Assert.assertEquals(expected, outputs)
}
// Baz depended on Bar, so Baz should be invalidated.
project.restore("workload/src/main/kotlin/com/example/Bar.kt")
gradleRunner.withArguments("assemble").build().let { result ->
val outputs = result.output.lines().filter { it.startsWith("w: [ksp]") }
Assert.assertEquals(expected, outputs)
}
// Baz doesn't depend on Bar, so touching Bar won't invalidate Baz.
File(project.root, "workload/src/main/kotlin/com/example/Bar.kt").appendText("\n\n")
gradleRunner.withArguments("assemble").build().let { result ->
val outputs = result.output.lines().filter { it.startsWith("w: [ksp]") }
Assert.assertEquals(expectedBar, outputs)
}
}
}
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