Add travis build and coverage (#1)

.gitignore

@@ -2,8 +2,12 @@
 *.test
 *.xml
 *.swp
+fmt.log
+lint.log
+cover.html
 .idea/
 .tmp/
 _site/
 env/
 Gemfile.lock
+vendor/

.travis.yml

@@ -0,0 +1,17 @@
+sudo: required
+
+language: go
+
+go:
+  - 1.7
+
+services:
+  - docker
+
+install:
+  - make install_ci
+
+script:
+  - make test_ci
+  - travis_retry goveralls -coverprofile=cover.out -service=travis-ci || true
+

Makefile

@@ -0,0 +1,68 @@
+PROJECT_ROOT=github.com/uber/jaeger
+PACKAGES := $(shell glide novendor | grep -v ./thrift-gen/...)
+
+# all .go files that don't exist in hidden directories
+ALL_SRC := $(shell find . -name "*.go" | grep -v -e vendor -e thrift-gen \
+        -e ".*/\..*" \
+        -e ".*/_.*" \
+        -e ".*/mocks.*")
+
+export GO15VENDOREXPERIMENT=1
+
+RACE=-race
+GOTEST=go test -v $(RACE)
+GOLINT=golint
+GOVET=go vet
+GOFMT=gofmt
+FMT_LOG=fmt.log
+LINT_LOG=lint.log
+
+PASS=$(shell printf "\033[32mPASS\033[0m")
+FAIL=$(shell printf "\033[31mFAIL\033[0m")
+COLORIZE=sed ''/PASS/s//$(PASS)/'' | sed ''/FAIL/s//$(FAIL)/''
+
+.DEFAULT_GOAL := test-and-lint
+
+.PHONY: test-and-lint
+test-and-lint: test fmt lint
+
+.PHONY: test
+test:
+	$(GOTEST) $(PACKAGES) | $(COLORIZE)
+
+.PHONY: fmt
+fmt:
+	$(GOFMT) -e -s -l -w $(ALL_SRC)
+
+.PHONY: lint
+lint:
+	$(GOVET) $(PACKAGES)
+	@cat /dev/null > $(LINT_LOG)
+	@$(foreach pkg, $(PACKAGES), $(GOLINT) $(pkg) | grep -v crossdock/thrift >> $(LINT_LOG) || true;)
+	@[ ! -s "$(LINT_LOG)" ] || (echo "Lint Failures" | cat - $(LINT_LOG) && false)
+	@$(GOFMT) -e -s -l $(ALL_SRC) > $(FMT_LOG)
+	@[ ! -s "$(FMT_LOG)" ] || (echo "Go Fmt Failures, run 'make fmt'" | cat - $(FMT_LOG) && false)
+
+.PHONY: install
+install:
+	glide --version || go get github.com/Masterminds/glide
+	glide install
+
+.PHONY: cover
+cover:
+	./scripts/cover.sh $(shell go list $(PACKAGES))
+	go tool cover -html=cover.out -o cover.html
+
+.PHONY: install_ci
+install_ci: install
+	go get github.com/wadey/gocovmerge
+	go get github.com/mattn/goveralls
+	go get golang.org/x/tools/cmd/cover
+	go get github.com/golang/lint/golint
+
+
+.PHONY: test_ci
+test_ci:
+	@./scripts/cover.sh $(shell go list $(PACKAGES))
+	make lint
+

cmd/agent/main.go

@@ -0,0 +1,5 @@
+package main
+
+func main() {
+	println("jaeger-agent")
+}

glide.yaml

@@ -1,3 +1,4 @@
 package: github.com/uber/jaeger
 import:
 - package: github.com/uber/jaeger-lib
+- package: github.com/uber-go/zap

scripts/cover.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+
+set -e
+
+COVER=.cover
+ROOT_PKG=github.com/uber/jaeger/
+
+if [[ -d "$COVER" ]]; then
+	rm -rf "$COVER"
+fi
+mkdir -p "$COVER"
+
+# If a package directory has a .nocover file, don't count it when calculating
+# coverage.
+filter=""
+for pkg in "$@"; do
+	if [[ -f "$GOPATH/src/$pkg/.nocover" ]]; then
+		if [[ -n "$filter" ]]; then
+			filter="$filter, "
+		fi
+		filter="\"$pkg\": true"
+	fi
+done
+
+i=0
+for pkg in "$@"; do
+	i=$((i + 1))
+
+	extracoverpkg=""
+	if [[ -f "$GOPATH/src/$pkg/.extra-coverpkg" ]]; then
+		extracoverpkg=$( \
+			sed -e "s|^|$pkg/|g" < "$GOPATH/src/$pkg/.extra-coverpkg" \
+			| tr '\n' ',')
+	fi
+
+	coverpkg=$(go list -json "$pkg" | jq -r '
+		.Deps
+		| . + ["'"$pkg"'"]
+		| map
+			( select(startswith("'"$ROOT_PKG"'"))
+			| select(contains("/vendor/") | not)
+			| select(in({'"$filter"'}) | not)
+			)
+		| join(",")
+	')
+	if [[ -n "$extracoverpkg" ]]; then
+		coverpkg="$extracoverpkg$coverpkg"
+	fi
+
+	if [[ -z "$coverpkg" ]]; then
+		continue
+	fi
+
+	args="-coverprofile $COVER/cover.${i}.out" # -coverpkg $coverpkg
+
+	echo go test -race "$pkg"
+	go test $args -race "$pkg"
+done
+
+gocovmerge "$COVER"/*.out > cover.out

services/agent/agent.go

@@ -0,0 +1,24 @@
+package agent
+
+import (
+	"github.com/uber-go/zap"
+)
+
+// Agent is a composition of all services / components
+type Agent interface {
+	// Run starts all services of the Agent
+	// Run()
+}
+
+type agent struct {
+	logger zap.Logger
+}
+
+// New creates a new Jaeger Agent
+func New(
+	logger zap.Logger,
+) Agent {
+	return &agent{
+		logger: logger,
+	}
+}

services/agent/agent_test.go

@@ -0,0 +1,11 @@
+package agent_test
+
+import (
+	"testing"
+
+	"github.com/uber/jaeger/services/agent"
+)
+
+func TestNewAgent(t *testing.T) {
+	agent.New(nil)
+}