[XYZ-6] Add sampledata platform command (#8027)

* Add fake dependency

* [XYZ-6] Add sampledata platform command

* Creating EMOJI_NAME_MAX_LENGTH as a constant and using it where needed

vendor/github.com/icrowley/fake/Makefile

@@ -0,0 +1,48 @@
+.DEFAULT_GOAL = all
+
+numcpus  := $(shell cat /proc/cpuinfo | grep '^processor\s*:' | wc -l)
+version  := $(shell git rev-list --count HEAD).$(shell git rev-parse --short HEAD)
+
+name     := fake
+package  := github.com/icrowley/$(name)
+
+.PHONY: all
+all:: dependencies
+
+.PHONY: tools
+tools::
+	@if [ ! -e "$(GOPATH)"/bin/glide ]; then go get github.com/Masterminds/glide; fi
+	@if [ ! -e "$(GOPATH)"/bin/godef ]; then go get github.com/rogpeppe/godef; fi
+	@if [ ! -e "$(GOPATH)"/bin/gocode ]; then go get github.com/nsf/gocode; fi
+	@if [ ! -e "$(GOPATH)"/bin/gometalinter ]; then go get github.com/alecthomas/gometalinter && gometalinter --install; fi
+	@if [ ! -e "$(GOPATH)"/src/github.com/stretchr/testify/assert ]; then go get github.com/stretchr/testify/assert; fi
+
+.PHONY: dependencies
+dependencies:: tools
+	glide install
+
+.PHONY: clean
+clean:: tools
+	glide cache-clear
+
+.PHONY: test
+test:: dependencies
+	go test -v \
+           $(shell glide novendor)
+
+.PHONY: bench
+bench:: dependencies
+	go test        \
+           -bench=. -v \
+           $(shell glide novendor)
+
+.PHONY: lint
+lint:: dependencies
+	go vet $(shell glide novendor)
+	gometalinter                     \
+		--deadline=5m            \
+		--concurrency=$(numcpus) \
+		$(shell glide novendor)
+
+.PHONY: check
+check:: lint test