Check for git before using it in tests.

kdesrc-build-test.pl

@@ -98,10 +98,14 @@ $ctx->setOption('#unused', '1');
 $ctx->setOption('branch', '4.3');
 
 # Commence testing proper
-my @gitStatusOutput = filter_program_output(sub { /On branch/ }, qw/git status/);
-is(@gitStatusOutput, 1, 'Correct number of items from filter_program_output');
-is(`git status`, join('', filter_program_output(undef, qw/git status/)), 'Ensure filter_program_output works w/ no filter');
-is($ctx->getSourceDir(), $ENV{HOME} . "/kdesrc-build-unused", 'Correct tilde-expansion for source-dir');
+SKIP: {
+    skip 'git not installed', 1 unless defined absPathToExecutable('git');
+
+    my @gitStatusOutput = filter_program_output(sub { /On branch/ }, qw/git status/);
+    is(@gitStatusOutput, 1, 'Correct number of items from filter_program_output');
+    is(`git status`, join('', filter_program_output(undef, qw/git status/)), 'Ensure filter_program_output works w/ no filter');
+    is($ctx->getSourceDir(), $ENV{HOME} . "/kdesrc-build-unused", 'Correct tilde-expansion for source-dir');
+}
 
 # We know tilde-expansion works for source-dir, reset to our temp dir.
 $ctx->setOption('source-dir', $testSourceDirName);