Exit with non-zero exit code and usage if not giving exactly one repository

Author: Vampire

src/main.cpp

@@ -169,10 +169,14 @@ int main(int argc, char **argv)
         printf("Git version: %s\n", VER);
         return 0;
     }
-    if (args->contains(QLatin1String("help")) || args->arguments().count() != 1) {
+    if (args->contains(QLatin1String("help"))) {
         args->usage(QString(), "[Path to subversion repo]");
         return 0;
     }
+    if (args->arguments().count() != 1) {
+        args->usage(QString(), "[Path to subversion repo]");
+        return 12;
+    }
     if (args->undefinedOptions().count()) {
         QTextStream out(stderr);
         out << "svn-all-fast-export failed: ";

test/command-line.bats

@@ -55,3 +55,15 @@ setup() {
     assert_success
     assert_output --partial 'Usage:'
 }
+
+@test 'not giving a repository should exist with non-zero exit code and print usage' {
+    run svn2git
+    assert_failure 12
+    assert_output --partial 'Usage:'
+}
+
+@test 'giving mutliple repositories should exist with non-zero exit code and print usage' {
+    run svn2git repo-a repo-b
+    assert_failure 12
+    assert_output --partial 'Usage:'
+}