f1f6dd17d1
> warning: `-Z instrument-coverage` is deprecated; use `-C
instrument-coverage`
Test: above warning is absent when running:
$ m CLANG_COVERAGE=true NATIVE_COVERAGE_PATHS=* rust
Change-Id: I8687c04534db3c8a67f209b93ed13d54c2f86dc8
110 lines
4.1 KiB
Go
110 lines
4.1 KiB
Go
// Copyright 2020 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rust
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import (
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"strings"
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"testing"
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"android/soong/android"
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)
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// Test that coverage flags are being correctly generated.
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func TestCoverageFlags(t *testing.T) {
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ctx := testRustCov(t, `
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rust_library {
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name: "libfoo_cov",
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srcs: ["foo.rs"],
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crate_name: "foo",
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}
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rust_binary {
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name: "fizz_cov",
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srcs: ["foo.rs"],
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}
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rust_binary {
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name: "buzzNoCov",
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srcs: ["foo.rs"],
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native_coverage: false,
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}
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rust_library {
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name: "libbar_nocov",
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srcs: ["foo.rs"],
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crate_name: "bar",
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native_coverage: false,
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}`)
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// Make sure native_coverage: false isn't creating a coverage variant.
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if android.InList("android_arm64_armv8-a_dylib_cov", ctx.ModuleVariantsForTests("libbar_nocov")) {
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t.Fatalf("coverage variant created for module 'libbar_nocov' with native coverage disabled")
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}
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// Just test the dylib variants unless the library coverage logic changes to distinguish between the types.
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libfooCov := ctx.ModuleForTests("libfoo_cov", "android_arm64_armv8-a_dylib_cov").Rule("rustc")
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libbarNoCov := ctx.ModuleForTests("libbar_nocov", "android_arm64_armv8-a_dylib").Rule("rustc")
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fizzCov := ctx.ModuleForTests("fizz_cov", "android_arm64_armv8-a_cov").Rule("rustc")
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buzzNoCov := ctx.ModuleForTests("buzzNoCov", "android_arm64_armv8-a").Rule("rustc")
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rustcCoverageFlags := []string{"-C instrument-coverage", " -g "}
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for _, flag := range rustcCoverageFlags {
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missingErrorStr := "missing rustc flag '%s' for '%s' module with coverage enabled; rustcFlags: %#v"
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containsErrorStr := "contains rustc flag '%s' for '%s' module with coverage disabled; rustcFlags: %#v"
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if !strings.Contains(fizzCov.Args["rustcFlags"], flag) {
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t.Fatalf(missingErrorStr, flag, "fizz_cov", fizzCov.Args["rustcFlags"])
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}
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if !strings.Contains(libfooCov.Args["rustcFlags"], flag) {
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t.Fatalf(missingErrorStr, flag, "libfoo_cov dylib", libfooCov.Args["rustcFlags"])
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}
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if strings.Contains(buzzNoCov.Args["rustcFlags"], flag) {
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t.Fatalf(containsErrorStr, flag, "buzzNoCov", buzzNoCov.Args["rustcFlags"])
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}
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if strings.Contains(libbarNoCov.Args["rustcFlags"], flag) {
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t.Fatalf(containsErrorStr, flag, "libbar_cov", libbarNoCov.Args["rustcFlags"])
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}
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}
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linkCoverageFlags := []string{"-fprofile-instr-generate=/data/misc/trace/clang-%p-%m.profraw", " -g "}
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for _, flag := range linkCoverageFlags {
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missingErrorStr := "missing rust linker flag '%s' for '%s' module with coverage enabled; rustcFlags: %#v"
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containsErrorStr := "contains rust linker flag '%s' for '%s' module with coverage disabled; rustcFlags: %#v"
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if !strings.Contains(fizzCov.Args["linkFlags"], flag) {
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t.Fatalf(missingErrorStr, flag, "fizz_cov", fizzCov.Args["linkFlags"])
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}
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if !strings.Contains(libfooCov.Args["linkFlags"], flag) {
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t.Fatalf(missingErrorStr, flag, "libfoo_cov dylib", libfooCov.Args["linkFlags"])
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}
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if strings.Contains(buzzNoCov.Args["linkFlags"], flag) {
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t.Fatalf(containsErrorStr, flag, "buzzNoCov", buzzNoCov.Args["linkFlags"])
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}
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if strings.Contains(libbarNoCov.Args["linkFlags"], flag) {
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t.Fatalf(containsErrorStr, flag, "libbar_cov", libbarNoCov.Args["linkFlags"])
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}
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}
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}
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func TestCoverageDeps(t *testing.T) {
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ctx := testRustCov(t, `
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rust_binary {
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name: "fizz",
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srcs: ["foo.rs"],
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}`)
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fizz := ctx.ModuleForTests("fizz", "android_arm64_armv8-a_cov").Rule("rustc")
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if !strings.Contains(fizz.Args["linkFlags"], "libprofile-clang-extras.a") {
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t.Fatalf("missing expected coverage 'libprofile-clang-extras' dependency in linkFlags: %#v", fizz.Args["linkFlags"])
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}
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}
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