shellspec: add spec_helper

FossilOrigin-Name: df5c93b3f164a3826c97d1ca43924d44af1a5e156e2c4b2f0b8496c60b652868

2 files changed, 23 insertions, 6 deletions

diff --git a/spec/02_src_spec.sh b/spec/02_src_spec.sh
index 57c248f..b4a5c48 100644
--- a/spec/02_src_spec.sh
+++ b/spec/02_src_spec.sh
@@ -67,17 +67,14 @@ Describe 'Main toolchain'
 
    Describe 'cpt-list'
        no_db_dir() {
-           # Return 0 if database directory is empty (or doesn't exist)
-           # shellcheck disable=2012
-           count=$(ls -1 "$CPT_ROOT/var/db/cpt/installed" 2>/dev/null | wc -l)
-           [ "$count" -eq 0 ]
+           [ "$(pkgnum)" -eq 0 ]
        }
        Skip if "there are no installed packages" no_db_dir
        It 'lists all packages when called without arguments'
            When run script src/cpt-list
-           The lines of output should eq "$(ls -1 "$CPT_ROOT/var/db/cpt/installed" 2>/dev/null | wc -l)"
+           The lines of output should eq "$(pkgnum)"
        End
-           for firstpkg in "$CPT_ROOT/var/db/cpt/installed/"*; do firstpkg=${firstpkg##*/}; break; done
+       firstpkg=$(getfirstpkg)
        It 'only lists the packages given in the arguments'
            When run script src/cpt-list "$firstpkg"
            The word 1 of stdout should eq "$firstpkg"
diff --git a/spec/spec_helper.sh b/spec/spec_helper.sh
new file mode 100644
index 0000000..f62d9f6
--- /dev/null
+++ b/spec/spec_helper.sh
@@ -0,0 +1,20 @@
+# shellcheck shell=sh
+
+pkgnum() {
+    i=0
+    cd "$CPT_ROOT/var/db/cpt/installed" || { printf '%s\n' 0; return 1 ;}
+    for pkg in ./*; do
+        [ -d "$pkg" ] || break
+        i=$(( i + 1 ))
+    done
+    printf '%s\n' "$i"
+}
+
+getfirstpkg() {
+    cd "$CPT_ROOT/var/db/cpt/installed" || return 1
+    for pkg in ./*; do
+        [ -d "$pkg" ] || return 1
+        printf '%s\n' "${pkg##*/}"
+        break
+    done
+}