158 lines
4.2 KiB
Go
158 lines
4.2 KiB
Go
package bp2build
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import (
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"android/soong/android"
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"android/soong/python"
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"fmt"
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"strings"
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"testing"
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)
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func TestPythonBinaryHost(t *testing.T) {
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testCases := []struct {
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description string
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moduleTypeUnderTest string
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moduleTypeUnderTestFactory android.ModuleFactory
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moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
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blueprint string
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expectedBazelTargets []string
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filesystem map[string]string
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}{
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{
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description: "simple python_binary_host converts to a native py_binary",
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moduleTypeUnderTest: "python_binary_host",
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moduleTypeUnderTestFactory: python.PythonBinaryHostFactory,
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moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
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filesystem: map[string]string{
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"a.py": "",
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"b/c.py": "",
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"b/d.py": "",
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"b/e.py": "",
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"files/data.txt": "",
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},
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blueprint: `python_binary_host {
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name: "foo",
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main: "a.py",
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srcs: ["**/*.py"],
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exclude_srcs: ["b/e.py"],
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data: ["files/data.txt",],
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bazel_module: { bp2build_available: true },
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}
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`,
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expectedBazelTargets: []string{`py_binary(
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name = "foo",
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data = ["files/data.txt"],
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main = "a.py",
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srcs = [
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"a.py",
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"b/c.py",
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"b/d.py",
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],
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)`,
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},
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},
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{
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description: "py2 python_binary_host",
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moduleTypeUnderTest: "python_binary_host",
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moduleTypeUnderTestFactory: python.PythonBinaryHostFactory,
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moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
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blueprint: `python_binary_host {
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name: "foo",
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srcs: ["a.py"],
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version: {
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py2: {
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enabled: true,
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},
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py3: {
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enabled: false,
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},
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},
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bazel_module: { bp2build_available: true },
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}
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`,
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expectedBazelTargets: []string{`py_binary(
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name = "foo",
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python_version = "PY2",
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srcs = ["a.py"],
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)`,
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},
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},
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{
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description: "py3 python_binary_host",
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moduleTypeUnderTest: "python_binary_host",
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moduleTypeUnderTestFactory: python.PythonBinaryHostFactory,
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moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
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blueprint: `python_binary_host {
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name: "foo",
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srcs: ["a.py"],
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version: {
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py2: {
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enabled: false,
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},
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py3: {
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enabled: true,
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},
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},
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bazel_module: { bp2build_available: true },
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}
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`,
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expectedBazelTargets: []string{
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// python_version is PY3 by default.
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`py_binary(
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name = "foo",
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srcs = ["a.py"],
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)`,
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},
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},
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}
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dir := "."
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for _, testCase := range testCases {
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filesystem := make(map[string][]byte)
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toParse := []string{
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"Android.bp",
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}
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for f, content := range testCase.filesystem {
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if strings.HasSuffix(f, "Android.bp") {
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toParse = append(toParse, f)
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}
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filesystem[f] = []byte(content)
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}
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config := android.TestConfig(buildDir, nil, testCase.blueprint, filesystem)
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ctx := android.NewTestContext(config)
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ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
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ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
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ctx.RegisterForBazelConversion()
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_, errs := ctx.ParseFileList(dir, toParse)
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if Errored(t, testCase.description, errs) {
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continue
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}
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_, errs = ctx.ResolveDependencies(config)
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if Errored(t, testCase.description, errs) {
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continue
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}
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codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
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bazelTargets := generateBazelTargetsForDir(codegenCtx, dir)
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if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
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fmt.Println(bazelTargets)
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t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
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} else {
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for i, target := range bazelTargets {
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if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
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t.Errorf(
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"%s: Expected generated Bazel target to be '%s', got '%s'",
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testCase.description,
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w,
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g,
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)
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}
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}
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}
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}
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}
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