Add more e2e tests (#50)

Author: ekalinin

.gitignore

@@ -3,5 +3,5 @@
 TODO.md
 /gh-md-toc
 build
-e2e-tests/got.md
+e2e-tests/got*.md
 dist/

Makefile

@@ -4,6 +4,7 @@ BUILD_DIR=build
 BUILD_OS="windows darwin linux"
 BUILD_ARCH="amd64"
 E2E_DIR=e2e-tests
+E2E_RUN=go run cmd/gh-md-toc/main.go ./README.md
 
 clean:
 	@rm -f ${EXEC}
@@ -25,8 +26,13 @@ test: clean lint
 	@go test -cover -o ${EXEC}
 
 e2e:
-	go run cmd/gh-md-toc/main.go ./README.md > ${E2E_DIR}/got.md
+	echo " >> Local MD & options ..."
+	${E2E_RUN} > ${E2E_DIR}/got.md
 	diff ${E2E_DIR}/want.md ${E2E_DIR}/got.md
+	${E2E_RUN} --hide-header --hide-footer --depth=1 --no-escape > ${E2E_DIR}/got2.md
+	diff ${E2E_DIR}/want2.md ${E2E_DIR}/got2.md
+	${E2E_RUN} --hide-header --hide-footer --indent=4 > ${E2E_DIR}/got3.md
+	diff ${E2E_DIR}/want3.md ${E2E_DIR}/got3.md
 
 release: test
 	@git tag v`grep "\tVersion" internals.go | grep -o -E '[0-9]\.[0-9]\.[0-9]{1,2}'`

e2e-tests/want2.md

@@ -0,0 +1,8 @@
+* [github-markdown-toc](#github-markdown-toc)
+* [Table of Contents](#table-of-contents)
+* [Installation](#installation)
+* [Tests](#tests)
+* [Usage](#usage)
+* [Alpine Linux](#alpine-linux)
+* [LICENSE](#license)
+

e2e-tests/want3.md

@@ -0,0 +1,23 @@
+* [github\-markdown\-toc](#github-markdown-toc)
+* [Table of Contents](#table-of-contents)
+* [Installation](#installation)
+    * [Precompiled binaries](#precompiled-binaries)
+    * [Compiling from source](#compiling-from-source)
+    * [Go Install](#go-install)
+    * [Homebew (Mac only)](#homebew-mac-only)
+* [Tests](#tests)
+* [Usage](#usage)
+    * [STDIN](#stdin)
+    * [Local files](#local-files)
+    * [Remote files](#remote-files)
+    * [Multiple files](#multiple-files)
+    * [Combo](#combo)
+    * [Starting Depth](#starting-depth)
+    * [Depth](#depth)
+    * [No escape](#no-escape)
+    * [GitHub token](#github-token)
+    * [GitHub Enterprise Server](#github-enterprise-server)
+    * [Bash/ZSH auto\-complete](#bashzsh-auto-complete)
+* [Alpine Linux](#alpine-linux)
+* [LICENSE](#license)
+