Add travis-ci config to run automated tests. (#3)

Author: g-easy

.travis.yml

@@ -0,0 +1,13 @@
+language: cpp
+os: linux
+dist: trusty
+sudo: false
+
+before_install:
+  - wget https://github.com/bazelbuild/bazel/releases/download/0.8.1/bazel-0.8.1-installer-linux-x86_64.sh
+  - chmod +x bazel-0.8.1-installer-linux-x86_64.sh
+  - ./bazel-0.8.1-installer-linux-x86_64.sh --user
+
+script:
+  - bazel build -k //...
+  - bazel test -k //...

opencensus/common/internal/random_benchmark.cc

@@ -32,4 +32,4 @@ void BM_Random64(benchmark::State& state) {
 BENCHMARK(BM_Random64);
 
 }  // namespace
-BENCHMARK_MAIN()
+BENCHMARK_MAIN();

opencensus/trace/internal/span_benchmark.cc

@@ -90,4 +90,4 @@ void BM_StartEndSpanAndSetStatus(benchmark::State& state) {
 BENCHMARK(BM_StartEndSpanAndSetStatus);
 
 }  // namespace
-BENCHMARK_MAIN()
+BENCHMARK_MAIN();

opencensus/trace/internal/span_id_benchmark.cc

@@ -82,4 +82,4 @@ BENCHMARK(BM_SpanIdCopyTo);
 }  // namespace
 }  // namespace trace
 }  // namespace opencensus
-BENCHMARK_MAIN()
+BENCHMARK_MAIN();