Change to test_cover and ran code coverage across package

.travis.yml

@@ -6,11 +6,14 @@ go:
 
 go_import_path: github.com/dnaeon/go-vcr
 
+before_install:
+- go get github.com/modocache/gover
+
 install:
   - make get
 
 script:
-  - make test
+  - make test_cover
 
 after_success:
   - bash <(curl -s https://codecov.io/bash)

Makefile

@@ -2,6 +2,9 @@ get:
 	go get -v -t -d ./...
 
 test:
-	./test.sh
+	go test -v -race ./...
+
+test_cover:
+	./test_cover.sh
 
 .PHONY: get test

test_cover.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -e
+echo "" > coverage.txt
+
+go list -f '"go test -v -race -covermode=atomic -coverprofile={{.Name}}.coverprofile -coverpkg={{range $i, $f := .XTestImports}}{{if eq (printf "%.24s" $f) "github.com/dnaeon/go-vcr" }}{{$f}},{{end}}{{end}}{{.ImportPath}} {{.ImportPath}}"' ./... | grep -v vendor |  xargs -I {} bash -c {}
+
+gover . coverage.txt
+
+rm *.coverprofile