Remove output and add directories to .gitignore (expath#65)

* remove output and set up and clean test environment  expath#57 expath#64

- remove directories containing output of XSpec unit tests
- add directories and files to .gitignore 
- set up and clean the bats testing environment

.gitignore

@@ -1,3 +1,6 @@
 target/
 .idea/
 *.iml
+test/xspec/*
+tutorial/xspec/*
+test/result.log

test/xspec.bats

@@ -17,6 +17,18 @@
 #
 #===============================================================================
 
+setup() {
+	mkdir ../tutorial/xspec
+	mkdir ../test/xspec
+}
+
+
+teardown() {
+	rm -rf ../tutorial/xspec
+	rm -rf ../test/xspec
+}
+
+
 @test "invoking xspec without arguments prints usage" {
     run ../bin/xspec.sh
 	echo $output
@@ -70,13 +82,12 @@
 }
 
 
-# this test must run first to create xspec directory
 @test "invoking code coverage with Saxon9EE creates test stylesheet" {
     export SAXON_CP=/path/to/saxon9ee.jar
     run ../bin/xspec.sh -c ../tutorial/escape-for-regex.xspec
   	echo $output
     [ "$status" -eq 1 ]
-    [ "${lines[2]}" = "Creating Test Stylesheet..." ]
+    [ "${lines[1]}" = "Creating Test Stylesheet..." ]
 }
 
 
@@ -96,13 +107,15 @@
     [ "$status" -eq 0 ]
 }
 
+
 @test "invoking xspec generates HTML report file" {
     run ../bin/xspec.sh ../tutorial/escape-for-regex.xspec
     run stat ../tutorial/xspec/escape-for-regex-result.html
 	echo $output
     [ "$status" -eq 0 ]
 }
 
+
 @test "invoking xspec with -j option with Saxon8 returns error message" {
     export SAXON_CP=/path/to/saxon8.jar
     run ../bin/xspec.sh -j ../tutorial/escape-for-regex.xspec
@@ -128,13 +141,15 @@
     [ "${lines[18]}" = "Report available at ../tutorial/xspec/escape-for-regex-junit.xml" ]
 }
 
+
 @test "invoking xspec with -j option generates XML report file" {
     run ../bin/xspec.sh -j ../tutorial/escape-for-regex.xspec
     run stat ../tutorial/xspec/escape-for-regex-result.xml
 	echo $output
     [ "$status" -eq 0 ]
 }
 
+
 @test "invoking xspec with -j option generates JUnit report file" {
     run ../bin/xspec.sh -j ../tutorial/escape-for-regex.xspec
     run stat ../tutorial/xspec/escape-for-regex-junit.xml