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- // Copyright 2020 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 rust
- import (
- "strings"
- "testing"
- "android/soong/android"
- )
- // Test that coverage flags are being correctly generated.
- func TestCoverageFlags(t *testing.T) {
- ctx := testRustCov(t, `
- rust_library {
- name: "libfoo_cov",
- srcs: ["foo.rs"],
- crate_name: "foo",
- }
- rust_binary {
- name: "fizz_cov",
- srcs: ["foo.rs"],
- }
- rust_binary {
- name: "buzzNoCov",
- srcs: ["foo.rs"],
- native_coverage: false,
- }
- rust_library {
- name: "libbar_nocov",
- srcs: ["foo.rs"],
- crate_name: "bar",
- native_coverage: false,
- }`)
- // Make sure native_coverage: false isn't creating a coverage variant.
- if android.InList("android_arm64_armv8-a_dylib_cov", ctx.ModuleVariantsForTests("libbar_nocov")) {
- t.Fatalf("coverage variant created for module 'libbar_nocov' with native coverage disabled")
- }
- // Just test the dylib variants unless the library coverage logic changes to distinguish between the types.
- libfooCov := ctx.ModuleForTests("libfoo_cov", "android_arm64_armv8-a_dylib_cov").Rule("rustc")
- libbarNoCov := ctx.ModuleForTests("libbar_nocov", "android_arm64_armv8-a_dylib").Rule("rustc")
- fizzCov := ctx.ModuleForTests("fizz_cov", "android_arm64_armv8-a_cov").Rule("rustc")
- buzzNoCov := ctx.ModuleForTests("buzzNoCov", "android_arm64_armv8-a").Rule("rustc")
- libfooCovLink := ctx.ModuleForTests("libfoo_cov", "android_arm64_armv8-a_dylib_cov").Rule("rustLink")
- libbarNoCovLink := ctx.ModuleForTests("libbar_nocov", "android_arm64_armv8-a_dylib").Rule("rustLink")
- fizzCovLink := ctx.ModuleForTests("fizz_cov", "android_arm64_armv8-a_cov").Rule("rustLink")
- buzzNoCovLink := ctx.ModuleForTests("buzzNoCov", "android_arm64_armv8-a").Rule("rustLink")
- rustcCoverageFlags := []string{"-C instrument-coverage", " -g "}
- for _, flag := range rustcCoverageFlags {
- missingErrorStr := "missing rustc flag '%s' for '%s' module with coverage enabled; rustcFlags: %#v"
- containsErrorStr := "contains rustc flag '%s' for '%s' module with coverage disabled; rustcFlags: %#v"
- if !strings.Contains(fizzCov.Args["rustcFlags"], flag) {
- t.Fatalf(missingErrorStr, flag, "fizz_cov", fizzCov.Args["rustcFlags"])
- }
- if !strings.Contains(libfooCov.Args["rustcFlags"], flag) {
- t.Fatalf(missingErrorStr, flag, "libfoo_cov dylib", libfooCov.Args["rustcFlags"])
- }
- if strings.Contains(buzzNoCov.Args["rustcFlags"], flag) {
- t.Fatalf(containsErrorStr, flag, "buzzNoCov", buzzNoCov.Args["rustcFlags"])
- }
- if strings.Contains(libbarNoCov.Args["rustcFlags"], flag) {
- t.Fatalf(containsErrorStr, flag, "libbar_cov", libbarNoCov.Args["rustcFlags"])
- }
- }
- linkCoverageFlags := []string{"-fprofile-instr-generate=/data/misc/trace/clang-%p-%m.profraw", " -g "}
- for _, flag := range linkCoverageFlags {
- missingErrorStr := "missing rust linker flag '%s' for '%s' module with coverage enabled; rustcFlags: %#v"
- containsErrorStr := "contains rust linker flag '%s' for '%s' module with coverage disabled; rustcFlags: %#v"
- if !strings.Contains(fizzCovLink.Args["linkFlags"], flag) {
- t.Fatalf(missingErrorStr, flag, "fizz_cov", fizzCovLink.Args["linkFlags"])
- }
- if !strings.Contains(libfooCovLink.Args["linkFlags"], flag) {
- t.Fatalf(missingErrorStr, flag, "libfoo_cov dylib", libfooCovLink.Args["linkFlags"])
- }
- if strings.Contains(buzzNoCovLink.Args["linkFlags"], flag) {
- t.Fatalf(containsErrorStr, flag, "buzzNoCov", buzzNoCovLink.Args["linkFlags"])
- }
- if strings.Contains(libbarNoCovLink.Args["linkFlags"], flag) {
- t.Fatalf(containsErrorStr, flag, "libbar_cov", libbarNoCovLink.Args["linkFlags"])
- }
- }
- }
- func TestCoverageDeps(t *testing.T) {
- ctx := testRustCov(t, `
- rust_binary {
- name: "fizz",
- srcs: ["foo.rs"],
- }`)
- fizz := ctx.ModuleForTests("fizz", "android_arm64_armv8-a_cov").Rule("rustLink")
- if !strings.Contains(fizz.Args["linkFlags"], "libprofile-clang-extras.a") {
- t.Fatalf("missing expected coverage 'libprofile-clang-extras' dependency in linkFlags: %#v", fizz.Args["linkFlags"])
- }
- }
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