tests: avoid duplicate install steps in test-run-tests

At several seconds each, this is significantly slowing down the test.

tests/test-run-tests.t

@@ -7,13 +7,20 b' Avoid interference from actual test env:'
   $ unset HGTEST_PORT
   $ unset HGTEST_SHELL
 
-Smoke test
+Smoke test with install
 ============
 
-  $ run-tests.py $HGTEST_RUN_TESTS_PURE
+  $ run-tests.py $HGTEST_RUN_TESTS_PURE -l
   
   # Ran 0 tests, 0 skipped, 0 warned, 0 failed.
 
+Define a helper to avoid the install step
+=============
+  $ rt()
+  > {
+  >     run-tests.py --with-hg=`which hg` "$@"
+  > }
+
 a succesful test
 =======================
 
@@ -26,7 +33,7 b' a succesful test'
   >   nor this (?)
   > EOF
 
-  $ run-tests.py --with-hg=`which hg`
+  $ rt
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
 
@@ -44,7 +51,7 b' failing test'
   >>> fh.write(u'  $ echo babar\u03b1\n'.encode('utf-8')) and None
   >>> fh.write(u'  l\u03b5\u03b5t\n'.encode('utf-8')) and None
 
-  $ run-tests.py --with-hg=`which hg`
+  $ rt
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -73,7 +80,7 b' failing test'
   [1]
 
 test --xunit support
-  $ run-tests.py --with-hg=`which hg` --xunit=xunit.xml
+  $ rt --xunit=xunit.xml
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -129,7 +136,7 b' test --xunit support'
 test for --retest
 ====================
 
-  $ run-tests.py --with-hg=`which hg` --retest
+  $ rt --retest
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -152,18 +159,18 b' Selecting Tests To Run'
 
 successful
 
-  $ run-tests.py --with-hg=`which hg` test-success.t
+  $ rt test-success.t
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
 
 success w/ keyword
-  $ run-tests.py --with-hg=`which hg` -k xyzzy
+  $ rt -k xyzzy
   .
   # Ran 2 tests, 1 skipped, 0 warned, 0 failed.
 
 failed
 
-  $ run-tests.py --with-hg=`which hg` test-failure.t
+  $ rt test-failure.t
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -182,7 +189,7 b' failed'
   [1]
 
 failure w/ keyword
-  $ run-tests.py --with-hg=`which hg` -k rataxes
+  $ rt -k rataxes
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -208,7 +215,7 b" it's actually the same test being report"
   $ cat > test-serve-fail.t <<EOF
   >   $ echo 'abort: child process failed to start blah'
   > EOF
-  $ run-tests.py --with-hg=`which hg` test-serve-fail.t
+  $ rt test-serve-fail.t
   
   ERROR: test-serve-fail.t output changed
   !
@@ -224,7 +231,7 b" it's actually the same test being report"
 Running In Debug Mode
 ======================
 
-  $ run-tests.py --with-hg=`which hg` --debug 2>&1 | grep -v pwd
+  $ rt --debug 2>&1 | grep -v pwd
   + echo *SALT* 0 0 (glob)
   *SALT* 0 0 (glob)
   + echo babar
@@ -250,7 +257,7 b' Parallel runs'
 (duplicate the failing test to get predictable output)
   $ cp test-failure.t test-failure-copy.t
 
-  $ run-tests.py --with-hg=`which hg` --jobs 2 test-failure*.t -n
+  $ rt --jobs 2 test-failure*.t -n
   !!
   Failed test-failure*.t: output changed (glob)
   Failed test-failure*.t: output changed (glob)
@@ -262,7 +269,7 b' failures in parallel with --first should'
   >>> f = open('test-nothing.t', 'w')
   >>> f.write('foo\n' * 1024) and None
   >>> f.write('  $ sleep 1') and None
-  $ run-tests.py --with-hg=`which hg` --jobs 2 --first
+  $ rt --jobs 2 --first
   
   --- $TESTTMP/test-failure*.t (glob)
   +++ $TESTTMP/test-failure*.t.err (glob)
@@ -292,7 +299,7 b' Interactive run'
 
 Refuse the fix
 
-  $ echo 'n' | run-tests.py --with-hg=`which hg` -i
+  $ echo 'n' | rt -i
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -318,7 +325,7 b' Refuse the fix'
 
 Interactive with custom view
 
-  $ echo 'n' | run-tests.py --with-hg=`which hg` -i --view echo
+  $ echo 'n' | rt -i --view echo
   $TESTTMP/test-failure.t $TESTTMP/test-failure.t.err (glob)
   Accept this change? [n]* (glob)
   ERROR: test-failure.t output changed
@@ -330,7 +337,7 b' Interactive with custom view'
 
 View the fix
 
-  $ echo 'y' | run-tests.py --with-hg=`which hg` --view echo
+  $ echo 'y' | rt --view echo
   $TESTTMP/test-failure.t $TESTTMP/test-failure.t.err (glob)
   
   ERROR: test-failure.t output changed
@@ -348,8 +355,7 b' Accept the fix'
   $ echo "  saved backup bundle to \$TESTTMP/foo.hg (glob)" >> test-failure.t
   $ echo "  $ echo 'saved backup bundle to \$TESTTMP/foo.hg'" >> test-failure.t
   $ echo "  saved backup bundle to \$TESTTMP/*.hg (glob)" >> test-failure.t
-  $ echo 'y' | run-tests.py --with-hg=`which hg` -i 2>&1 | \
-  >   sed -e 's,(glob)$,&<,g'
+  $ echo 'y' | rt -i 2>&1
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -361,9 +367,9 b' Accept the fix'
    this test is still more bytes than success.
      $ echo 'saved backup bundle to $TESTTMP/foo.hg'
   -  saved backup bundle to $TESTTMP/foo.hg
-  +  saved backup bundle to $TESTTMP/foo.hg (glob)<
+  +  saved backup bundle to $TESTTMP/foo.hg* (glob)
      $ echo 'saved backup bundle to $TESTTMP/foo.hg'
-     saved backup bundle to $TESTTMP/foo.hg (glob)<
+     saved backup bundle to $TESTTMP/foo.hg* (glob)
      $ echo 'saved backup bundle to $TESTTMP/foo.hg'
   Accept this change? [n] ..
   # Ran 2 tests, 0 skipped, 0 warned, 0 failed.
@@ -386,7 +392,7 b' Accept the fix'
 No Diff
 ===============
 
-  $ run-tests.py --with-hg=`which hg` --nodiff
+  $ rt --nodiff
   !.
   Failed test-failure.t: output changed
   # Ran 2 tests, 0 skipped, 0 warned, 1 failed.
@@ -394,7 +400,7 b' No Diff'
   [1]
 
 test --tmpdir support
-  $ run-tests.py --with-hg=`which hg` --tmpdir=$TESTTMP/keep test-success.t
+  $ rt --tmpdir=$TESTTMP/keep test-success.t
   
   Keeping testtmp dir: $TESTTMP/keep/child1/test-success.t (glob)
   Keeping threadtmp dir: $TESTTMP/keep/child1  (glob)
@@ -410,15 +416,14 b' timeouts'
   > EOF
   > echo '#require slow' > test-slow-timeout.t
   > cat test-timeout.t >> test-slow-timeout.t
-  $ run-tests.py --with-hg=`which hg` --timeout=1 --slowtimeout=3 \
-  > test-timeout.t test-slow-timeout.t
+  $ rt --timeout=1 --slowtimeout=3 test-timeout.t test-slow-timeout.t
   st
   Skipped test-slow-timeout.t: skipped
   Failed test-timeout.t: timed out
   # Ran 1 tests, 1 skipped, 0 warned, 1 failed.
   python hash seed: * (glob)
   [1]
-  $ run-tests.py --with-hg=`which hg` --timeout=1 --slowtimeout=3 \
+  $ rt --timeout=1 --slowtimeout=3 \
   > test-timeout.t test-slow-timeout.t --allow-slow-tests
   .t
   Failed test-timeout.t: timed out
@@ -430,7 +435,7 b' timeouts'
 test for --time
 ==================
 
-  $ run-tests.py --with-hg=`which hg` test-success.t --time
+  $ rt test-success.t --time
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
   # Producing time report
@@ -440,7 +445,7 b' test for --time'
 test for --time with --job enabled
 ====================================
 
-  $ run-tests.py --with-hg=`which hg` test-success.t --time --jobs 2
+  $ rt test-success.t --time --jobs 2
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
   # Producing time report
@@ -453,7 +458,7 b' Skips'
   >   $ echo xyzzy
   > #require false
   > EOF
-  $ run-tests.py --with-hg=`which hg` --nodiff
+  $ rt --nodiff
   !.s
   Skipped test-skip.t: skipped
   Failed test-failure.t: output changed
@@ -461,13 +466,13 b' Skips'
   python hash seed: * (glob)
   [1]
 
-  $ run-tests.py --with-hg=`which hg` --keyword xyzzy
+  $ rt --keyword xyzzy
   .s
   Skipped test-skip.t: skipped
   # Ran 2 tests, 2 skipped, 0 warned, 0 failed.
 
 Skips with xml
-  $ run-tests.py --with-hg=`which hg` --keyword xyzzy \
+  $ rt --keyword xyzzy \
   >  --xunit=xunit.xml
   .s
   Skipped test-skip.t: skipped
@@ -480,7 +485,7 b' Skips with xml'
 
 Missing skips or blacklisted skips don't count as executed:
   $ echo test-failure.t > blacklist
-  $ run-tests.py --with-hg=`which hg` --blacklist=blacklist \
+  $ rt --blacklist=blacklist \
   >   test-failure.t test-bogus.t
   ss
   Skipped test-bogus.t: Doesn't exist
@@ -492,7 +497,7 b" Missing skips or blacklisted skips don't"
 test for --json
 ==================
 
-  $ run-tests.py --with-hg=`which hg` --json
+  $ rt --json
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -542,7 +547,7 b' test for --json'
 Test that failed test accepted through interactive are properly reported:
 
   $ cp test-failure.t backup
-  $ echo y | run-tests.py --with-hg=`which hg` --json -i
+  $ echo y | rt --json -i
   
   --- $TESTTMP/test-failure.t
   +++ $TESTTMP/test-failure.t.err
@@ -594,7 +599,7 b' backslash on end of line with glob match'
   >   foo * \ (glob)
   > EOF
 
-  $ run-tests.py --with-hg=`which hg` test-glob-backslash.t
+  $ rt test-glob-backslash.t
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
 
@@ -614,7 +619,7 b' Mercurial source tree.'
   >   $ echo foo
   >   foo
   > EOF
-  $ run-tests.py $HGTEST_RUN_TESTS_PURE test-hghave.t
+  $ rt $HGTEST_RUN_TESTS_PURE test-hghave.t
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
 
@@ -637,7 +642,7 b' running is placed.'
   >   #
   >   # check-code - a style and portability checker for Mercurial
   > EOF
-  $ run-tests.py $HGTEST_RUN_TESTS_PURE test-runtestdir.t
+  $ rt $HGTEST_RUN_TESTS_PURE test-runtestdir.t
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
 
@@ -654,7 +659,7 b' test that TESTDIR is referred in PATH'
   >   $ custom-command.sh
   >   hello world
   > EOF
-  $ run-tests.py $HGTEST_RUN_TESTS_PURE test-testdir-path.t
+  $ rt $HGTEST_RUN_TESTS_PURE test-testdir-path.t
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.
 
@@ -666,10 +671,10 b' test support for --allow-slow-tests'
   >   $ echo pass
   >   pass
   > EOF
-  $ run-tests.py $HGTEST_RUN_TESTS_PURE test-very-slow-test.t
+  $ rt $HGTEST_RUN_TESTS_PURE test-very-slow-test.t
   s
   Skipped test-very-slow-test.t: skipped
   # Ran 0 tests, 1 skipped, 0 warned, 0 failed.
-  $ run-tests.py $HGTEST_RUN_TESTS_PURE --allow-slow-tests test-very-slow-test.t
+  $ rt $HGTEST_RUN_TESTS_PURE --allow-slow-tests test-very-slow-test.t
   .
   # Ran 1 tests, 0 skipped, 0 warned, 0 failed.