TEST_SHELL

HISTORY

@@ -1,11 +1,6 @@
 HISTORY
 -------
 
-Version 0.0.5
----------------------
-* urchin now unsets `CDPATH`.
-* The documentation for `urchin -x` was removed because it was confusing.
-
 Version 0.0.4
 ---------------------
 * Switch urchin -x to urchin -sh and fix some problems with it

alternatives

@@ -1,2 +0,0 @@
-Totally different syntax and similar features, plus TAP output
-https://github.com/sstephenson/bats

package.json

@@ -1,6 +1,6 @@
 {
   "name": "urchin",
-  "version": "0.0.5",
+  "version": "0.0.4",
   "description": "Test framework for shell",
   "main": "urchin",
   "directories": {
@@ -24,9 +24,10 @@
     {"name": "Thomas Levine", "email": "_@thomaslevine.com"},
     {"name": "David Jones", "email": "drj@pobox.com"},
     {"name": "Francis Irving", "email": "francis@flourish.org"},
-    {"name": "Zarino Zappia", "email": "mail@zarino.co.uk"},
-    {"name": "Tom Mortimer-Jones", "email": "tom@morty.co.uk"},
+    {"name": "Zarino Zappia", "email": "mail@zarino.co.uk"}
+    {"name": "Tom Mortimer-Jones", "email": "tom@morty.co.uk"}
     {"name": "Michael Klement", "email": "mklement0@gmail.com"}
   ],
-  "license": "BSD"
+  "license": "BSD",
+  "readmeFilename": "readme.md"
 }

readme.md

@@ -12,14 +12,14 @@ other Unix platforms.
 Urchin's tests are written in Urchin, so you can run them to see what Urchin
 is like. Clone the repository
 
-    git clone git://github.com/tlevine/urchin.git
+    git clone git://github.com/scraperwiki/urchin.git
 
 Run the tests
 
     cd urchin
     ./urchin tests
 
-The above command will run the tests in your system's default
+The above command will run the tests in your systems default
 shell, /bin/sh (on recent Ubuntu this is dash, but it could be
 ksh or bash on other systems); to test urchin's cross-shell compatibility,
 run this:
@@ -31,7 +31,7 @@ run this:
 Download Urchin like so (as root) (or use npm, below):
 
     cd /usr/local/bin
-    wget https://raw.github.com/tlevine/urchin/master/urchin
+    wget https://raw.github.com/scraperwiki/urchin/master/urchin
     chmod +x urchin
 
 Can be installed with npm too:
@@ -86,15 +86,6 @@ Files are only run if they are executable, and files beginning with `.` are
 ignored. Thus, fixtures and libraries can be included sloppily within the test
 directory tree. The test passes if the file exits 0; otherwise, it fails.
 
-In case you care about the order in which your tests execute, consider that
-urchin looks for files within a directory in the following manner.
-
-    for file in *; do
-      do_something_with_test_file $file
-    done
-
-Tests within a directory are executed in whatever order `*` returns.
-
 ### Writing cross-shell compatibility tests for testing shell code
 
 While you could write your test scripts to explicitly invoke the functionality
@@ -107,13 +98,6 @@ The specific approach depends on your test scenario:
 
 #### (a) Cross-shell tests with test scripts that _invoke_ shell scripts
 
-First, consider using [shall](https://github.com/mklement0/shall).
-
-    #!/usr/bin/env shall
-    echo This is a test file.
-
-Alternatively, you can use urchin's built-in recognition of the
-`TEST_SHELL` environment variable.
 In your test scripts, invoke the shell scripts to test via the shell
 specified in environment variable `TEST_SHELL` rather than directly;
 e.g.: `$TEST_SHELL ../foo bar` (rather than just `../foo bar`).  
@@ -154,7 +138,6 @@ To test with multiple shells in sequence, use something like:
       urchin -s $shell ./tests
     done
 
-<!--
 #### (c) Cross shell tests with `urchin -x` (experimental)
 If you run urchin with the `-x` flag, it will be as if you ran
 `$TEST_SHELL`. Unless `$TEST_SHELL` isn't set, in which case it'll
@@ -168,13 +151,7 @@ It might make sense if you do this.
 
     export TEST_SHELL=zsh && urchin -x
     export TEST_SHELL=bash && urchin -x
--->
+
 ## Alternatives to Urchin
 Alternatives to Urchin are discussed in
 [this blog post](https://blog.scraperwiki.com/2012/12/how-to-test-shell-scripts/).
-
-## Ideas for new features
-
-* Support [Nagios plugins](https://nagios-plugins.org/doc/guidelines.html)
-* Stop running if a test fails so one can use Urchin as a
-    [setup framework](https://github.com/tlevine/urchin/issues/16).

tests/A nonempty CDPATH should not break urchin.

@@ -1,6 +0,0 @@
-#!/bin/sh
-
-cd ..
-export CDPATH=$PWD
-./urchin -f 'tests/urchin exit code' >/dev/null
-

tests/Cross-shell test support/.test-urchin-x/This should run as $TEST_SHELL

@@ -0,0 +1,4 @@
+#! ../../../urchin -x
+running=$(ps -o comm= -p $$ && :)
+echo "Running shell: $running"
+[ "$running" = bash ]

tests/Cross-shell test support/urchin -x should pass the $TEST_SHELL

@@ -0,0 +1,3 @@
+#!/bin/sh
+export TEST_SHELL=/bin/zsh
+echo '[ "$TEST_SHELL" = /bin/zsh ] ; exit $?' | ../../urchin -x

tests/Cross-shell test support/urchin -x should start a shell.

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+test c = $(../../urchin -x .print-arg-3 a 'b b b b' c d e)

tests/Cross-shell test support/urchin -x should start the $TEST_SHELL

@@ -0,0 +1,3 @@
+#!/bin/sh
+export TEST_SHELL=/bin/zsh
+echo 'test -n "$ZSH_VERSION"; exit $?' | ../../urchin -x

tests/Cross-shell test support/urchin should pass the $TEST_SHELL variable to urchin -x

@@ -0,0 +1,3 @@
+#!/bin/sh
+export TEST_SHELL=/bin/bash
+../../urchin .test-urchin-x

tests/urchin -x should start the $TEST_SHELL.

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-test c = $(../urchin -x .print-arg-3 a 'b b b b' c d e)

urchin

@@ -1,9 +1,5 @@
 #!/bin/sh
 
-# Make sure that CDPATH isn't set, as it causes `cd` to behave unpredictably - notably, it can produce output,
-# which breaks fullpath().
-unset CDPATH
-
 fullpath() {
   (
     cd -- "$1"
@@ -99,23 +95,19 @@ has_sh_or_no_shebang_line() {
 USAGE="usage: $0 [<options>] <test directory>"
 
 urchin_help() {
-  cat <<EOF
-
-$USAGE
-
--s <shell>  Invoke test scripts that either have no shebang line at all or
-            have shebang line "#!/bin/sh" with the specified shell.
--f          Force running even if the test directory's name does not
-            contain the word "test".
--h          This help.
-
-Go to https://github.com/tlevine/urchin for documentation on writing tests.
-
-EOF
-  # [Experimental -x option left undocumented for now.]
-  # -x          [Experimental; not meant for direct invocation, but for use in
-  #             the shebang line of test scripts]
-  #             Run with "\$TEST_SHELL", falling back on /bin/sh.
+  echo
+  echo "$USAGE"
+  echo
+  echo '-s <shell>  Invoke test scripts that either have no shebang line or'
+  echo '            shebang line "#!/bin/sh" with the specified shell.'
+  echo '-f          Force running even if the test directory'\''s name does not'
+  echo '            contain the word "test".'
+  echo '-x          Run "$TEST_SHELL", falling back on /bin/sh. This might be'
+  echo '            useful in the shebang line (experimental).'
+  echo '-h          This help.'
+  echo
+  echo 'Go to https://github.com/tlevine/urchin for documentation on writing tests.'
+  echo
 }
 
 plural () {
@@ -183,10 +175,12 @@ do
           shell_for_sh_tests=$1
           which "$shell_for_sh_tests" >/dev/null || { echo "Cannot find specified shell: '$shell_for_sh_tests'" >&2; urchin_help >&2; exit 2; }
           ;;
-        -x) # [EXPERIMENTAL; UNDOCUMENTED FOR NOW] `urchin -x <test-script>` in a test script's shebang line is equivalent to invoking that script with `"$TEST_SHELL" <test-script>`
+        -x) # `urchin -sh` is equivalent to "$TEST_SHELL"
           shift
-          urchinsh=${TEST_SHELL:-/bin/sh}
-          "$urchinsh" "$@"
+         #current_shell=$(ps -o comm= -p $$ && :)
+         #urchinsh=${TEST_SHELL:-$current_shell}
+          export TEST_SHELL=${TEST_SHELL:-/bin/sh}
+          "$TEST_SHELL" "$@"
           exit $?;;
         -h|--help) urchin_help
           exit 0;;