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// Copyright 2017 Google Inc. All rights reserved.
//
// 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 java
import (
"android/soong/android"
"strconv"
"strings"
"testing"
)
func TestKotlin(t *testing.T) {
ctx, _ := testJava(t, `
java_library {
name: "foo",
srcs: ["a.java", "b.kt"],
}
java_library {
name: "bar",
srcs: ["b.kt"],
libs: ["foo"],
static_libs: ["baz"],
}
java_library {
name: "baz",
srcs: ["c.java"],
}
`)
fooKotlinc := ctx.ModuleForTests("foo", "android_common").Rule("kotlinc")
fooJavac := ctx.ModuleForTests("foo", "android_common").Rule("javac")
fooJar := ctx.ModuleForTests("foo", "android_common").Output("combined/foo.jar")
if len(fooKotlinc.Inputs) != 2 || fooKotlinc.Inputs[0].String() != "a.java" ||
fooKotlinc.Inputs[1].String() != "b.kt" {
t.Errorf(`foo kotlinc inputs %v != ["a.java", "b.kt"]`, fooKotlinc.Inputs)
}
if len(fooJavac.Inputs) != 1 || fooJavac.Inputs[0].String() != "a.java" {
t.Errorf(`foo inputs %v != ["a.java"]`, fooJavac.Inputs)
}
if !strings.Contains(fooJavac.Args["classpath"], fooKotlinc.Output.String()) {
t.Errorf("foo classpath %v does not contain %q",
fooJavac.Args["classpath"], fooKotlinc.Output.String())
}
if !inList(fooKotlinc.Output.String(), fooJar.Inputs.Strings()) {
t.Errorf("foo jar inputs %v does not contain %q",
fooJar.Inputs.Strings(), fooKotlinc.Output.String())
}
fooHeaderJar := ctx.ModuleForTests("foo", "android_common").Output("turbine-combined/foo.jar")
bazHeaderJar := ctx.ModuleForTests("baz", "android_common").Output("turbine-combined/baz.jar")
barKotlinc := ctx.ModuleForTests("bar", "android_common").Rule("kotlinc")
if len(barKotlinc.Inputs) != 1 || barKotlinc.Inputs[0].String() != "b.kt" {
t.Errorf(`bar kotlinc inputs %v != ["b.kt"]`, barKotlinc.Inputs)
}
if !inList(fooHeaderJar.Output.String(), barKotlinc.Implicits.Strings()) {
t.Errorf(`expected %q in bar implicits %v`,
fooHeaderJar.Output.String(), barKotlinc.Implicits.Strings())
}
if !inList(bazHeaderJar.Output.String(), barKotlinc.Implicits.Strings()) {
t.Errorf(`expected %q in bar implicits %v`,
bazHeaderJar.Output.String(), barKotlinc.Implicits.Strings())
}
}
func TestKapt(t *testing.T) {
ctx, _ := testJava(t, `
java_library {
name: "foo",
srcs: ["a.java", "b.kt"],
plugins: ["bar", "baz"],
}
java_plugin {
name: "bar",
processor_class: "com.bar",
srcs: ["b.java"],
}
java_plugin {
name: "baz",
processor_class: "com.baz",
srcs: ["b.java"],
}
`)
buildOS := android.BuildOs.String()
kapt := ctx.ModuleForTests("foo", "android_common").Rule("kapt")
kotlinc := ctx.ModuleForTests("foo", "android_common").Rule("kotlinc")
javac := ctx.ModuleForTests("foo", "android_common").Rule("javac")
bar := ctx.ModuleForTests("bar", buildOS+"_common").Rule("javac").Output.String()
baz := ctx.ModuleForTests("baz", buildOS+"_common").Rule("javac").Output.String()
// Test that the kotlin and java sources are passed to kapt and kotlinc
if len(kapt.Inputs) != 2 || kapt.Inputs[0].String() != "a.java" || kapt.Inputs[1].String() != "b.kt" {
t.Errorf(`foo kapt inputs %v != ["a.java", "b.kt"]`, kapt.Inputs)
}
if len(kotlinc.Inputs) != 2 || kotlinc.Inputs[0].String() != "a.java" || kotlinc.Inputs[1].String() != "b.kt" {
t.Errorf(`foo kotlinc inputs %v != ["a.java", "b.kt"]`, kotlinc.Inputs)
}
// Test that only the java sources are passed to javac
if len(javac.Inputs) != 1 || javac.Inputs[0].String() != "a.java" {
t.Errorf(`foo inputs %v != ["a.java"]`, javac.Inputs)
}
// Test that the kapt srcjar is a dependency of kotlinc and javac rules
if !inList(kapt.Output.String(), kotlinc.Implicits.Strings()) {
t.Errorf("expected %q in kotlinc implicits %v", kapt.Output.String(), kotlinc.Implicits.Strings())
}
if !inList(kapt.Output.String(), javac.Implicits.Strings()) {
t.Errorf("expected %q in javac implicits %v", kapt.Output.String(), javac.Implicits.Strings())
}
// Test that the kapt srcjar is extracted by the kotlinc and javac rules
if kotlinc.Args["srcJars"] != kapt.Output.String() {
t.Errorf("expected %q in kotlinc srcjars %v", kapt.Output.String(), kotlinc.Args["srcJars"])
}
if javac.Args["srcJars"] != kapt.Output.String() {
t.Errorf("expected %q in javac srcjars %v", kapt.Output.String(), kotlinc.Args["srcJars"])
}
// Test that the processors are passed to kapt
expectedProcessorPath := "-P plugin:org.jetbrains.kotlin.kapt3:apclasspath=" + bar +
" -P plugin:org.jetbrains.kotlin.kapt3:apclasspath=" + baz
if kapt.Args["kaptProcessorPath"] != expectedProcessorPath {
t.Errorf("expected kaptProcessorPath %q, got %q", expectedProcessorPath, kapt.Args["kaptProcessorPath"])
}
expectedProcessor := "-P plugin:org.jetbrains.kotlin.kapt3:processors=com.bar -P plugin:org.jetbrains.kotlin.kapt3:processors=com.baz"
if kapt.Args["kaptProcessor"] != expectedProcessor {
t.Errorf("expected kaptProcessor %q, got %q", expectedProcessor, kapt.Args["kaptProcessor"])
}
// Test that the processors are not passed to javac
if javac.Args["processorPath"] != "" {
t.Errorf("expected processorPath '', got %q", javac.Args["processorPath"])
}
if javac.Args["processor"] != "-proc:none" {
t.Errorf("expected processor '-proc:none', got %q", javac.Args["processor"])
}
}
func TestKaptEncodeFlags(t *testing.T) {
// Compares the kaptEncodeFlags against the results of the example implementation at
// https://kotlinlang.org/docs/reference/kapt.html#apjavac-options-encoding
tests := []struct {
in [][2]string
out string
}{
{
// empty input
in: [][2]string{},
out: "rO0ABXcEAAAAAA==",
},
{
// common input
in: [][2]string{
{"-source", "1.8"},
{"-target", "1.8"},
},
out: "rO0ABXcgAAAAAgAHLXNvdXJjZQADMS44AActdGFyZ2V0AAMxLjg=",
},
{
// input that serializes to a 255 byte block
in: [][2]string{
{"-source", "1.8"},
{"-target", "1.8"},
{"a", strings.Repeat("b", 218)},
},
out: "rO0ABXf/AAAAAwAHLXNvdXJjZQADMS44AActdGFyZ2V0AAMxLjgAAWEA2mJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJi",
},
{
// input that serializes to a 256 byte block
in: [][2]string{
{"-source", "1.8"},
{"-target", "1.8"},
{"a", strings.Repeat("b", 219)},
},
out: "rO0ABXoAAAEAAAAAAwAHLXNvdXJjZQADMS44AActdGFyZ2V0AAMxLjgAAWEA22JiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYg==",
},
{
// input that serializes to a 257 byte block
in: [][2]string{
{"-source", "1.8"},
{"-target", "1.8"},
{"a", strings.Repeat("b", 220)},
},
out: "rO0ABXoAAAEBAAAAAwAHLXNvdXJjZQADMS44AActdGFyZ2V0AAMxLjgAAWEA3GJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmJiYmI=",
},
}
for i, test := range tests {
t.Run(strconv.Itoa(i), func(t *testing.T) {
got := kaptEncodeFlags(test.in)
if got != test.out {
t.Errorf("\nwant %q\n got %q", test.out, got)
}
})
}
}