From b05bff63d4738a4db1641a13735864ed8e787d96 Mon Sep 17 00:00:00 2001
From: hlopko <hlopko@google.com>
Date: Tue, 12 Sep 2017 10:51:44 +0200
Subject: Expose sysroot as a build variable

This cl removes hardcoded --sysroot flag generation from bazel when constructing
command line for C++ actions. The hardcoded flag is still exposed to Skylark (to
stay backwards compatible).

RELNOTES: None.
PiperOrigin-RevId: 168346711
---
 .../build/lib/rules/cpp/CompileCommandLineTest.java      |  6 +-----
 .../build/lib/rules/cpp/LinkBuildVariablesTest.java      | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 5 deletions(-)

(limited to 'src/test/java/com/google/devtools/build/lib/rules/cpp')

diff --git a/src/test/java/com/google/devtools/build/lib/rules/cpp/CompileCommandLineTest.java b/src/test/java/com/google/devtools/build/lib/rules/cpp/CompileCommandLineTest.java
index aa9c11edd6..e0fd56322a 100644
--- a/src/test/java/com/google/devtools/build/lib/rules/cpp/CompileCommandLineTest.java
+++ b/src/test/java/com/google/devtools/build/lib/rules/cpp/CompileCommandLineTest.java
@@ -19,7 +19,6 @@ import com.google.common.base.Predicate;
 import com.google.common.collect.ImmutableSet;
 import com.google.devtools.build.lib.actions.Artifact;
 import com.google.devtools.build.lib.actions.Root;
-import com.google.devtools.build.lib.analysis.ConfiguredTarget;
 import com.google.devtools.build.lib.analysis.util.BuildViewTestCase;
 import com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.FeatureConfiguration;
 import com.google.devtools.build.lib.rules.cpp.CompileCommandLine.Builder;
@@ -139,8 +138,6 @@ public class CompileCommandLineTest extends BuildViewTestCase {
   }
 
   private Builder makeCompileCommandLineBuilder() throws Exception {
-    ConfiguredTarget dummyTarget =
-        scratchConfiguredTarget("a", "a", "cc_binary(name='a', srcs=['a.cc'])");
     return CompileCommandLine.builder(
         scratchArtifact("a/FakeInput"),
         scratchArtifact("a/FakeOutput"),
@@ -152,7 +149,6 @@ public class CompileCommandLineTest extends BuildViewTestCase {
         },
         "c++-compile",
         getTargetConfiguration().getFragment(CppConfiguration.class),
-        new DotdFile(scratchArtifact("a/dotD")),
-        CppHelper.getToolchainUsingDefaultCcToolchainAttribute(getRuleContext(dummyTarget)));
+        new DotdFile(scratchArtifact("a/dotD")));
   }
 }
diff --git a/src/test/java/com/google/devtools/build/lib/rules/cpp/LinkBuildVariablesTest.java b/src/test/java/com/google/devtools/build/lib/rules/cpp/LinkBuildVariablesTest.java
index 4f48d0d6cf..b772ea74ac 100644
--- a/src/test/java/com/google/devtools/build/lib/rules/cpp/LinkBuildVariablesTest.java
+++ b/src/test/java/com/google/devtools/build/lib/rules/cpp/LinkBuildVariablesTest.java
@@ -325,4 +325,20 @@ public class LinkBuildVariablesTest extends BuildViewTestCase {
     Variables fissionVariables = getLinkBuildVariables(fissionTarget, LinkTargetType.EXECUTABLE);
     assertThat(fissionVariables.isAvailable(CppLinkActionBuilder.IS_USING_FISSION_VARIABLE)).isTrue();
   }
+
+  @Test
+  public void testSysrootVariable() throws Exception {
+    AnalysisMock.get()
+        .ccSupport()
+        .setupCrosstool(mockToolsConfig, "builtin_sysroot: '/usr/local/custom-sysroot'");
+    useConfiguration();
+
+    scratch.file("x/BUILD", "cc_binary(name = 'foo', srcs = ['a.cc'])");
+    scratch.file("x/a.cc");
+
+    ConfiguredTarget testTarget = getConfiguredTarget("//x:foo");
+    Variables testVariables = getLinkBuildVariables(testTarget, LinkTargetType.EXECUTABLE);
+
+    assertThat(testVariables.isAvailable(CppModel.SYSROOT_VARIABLE_NAME)).isTrue();
+  }
 }
-- 
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