increase coverage

add-synced-lyrics.sh

@@ -76,13 +76,9 @@ process_inputs() {
         output=''
         output="$(set_lyric_file_name "${input}")"
 
-        if [[ -f "${output}" ]]; then
-            if is_valid_lrc "${output}"; then
+        if validate_lrc "${output}"; then
             echo_pass "${input} already has lyrics, skipping"
             continue
-            else
-                rm "${output}" || return 1
-            fi
         fi
 
         isrc=''
@@ -93,24 +89,29 @@ process_inputs() {
 
         local tmpOutput="${TMPDIR}/tmp.lrc"
         for func in "${downloadFuncs[@]}"; do
-            "${func}" "${isrc}" "${tmpOutput}" && break
+            # try to download
+            if ! "${func}" "${isrc}" "${tmpOutput}"; then
+                continue
+            fi
+
+            # validate
+            if validate_lrc "${tmpOutput}"; then
+                # passed download and validation, stop processing
+                break
+            fi
         done
 
-        if [[ -f "${tmpOutput}" ]]; then
-            if is_valid_lrc "${tmpOutput}"; then
-                mv "${tmpOutput}" "${output}" &>/dev/null || return 1
-            else
-                rm "${tmpOutput}" || return 1
-            fi
-        fi
+        # skip processing since no files should be modified
+        [[ ${DRY_RUN} == true ]] && continue
 
-        if ! void test -f "${output}"; then
+        if [[ -f "${tmpOutput}" ]]; then
+            mv "${tmpOutput}" "${output}" &>/dev/null || return 1
+            echo_pass "added lyrics for ${input}"
+        else
             echo_fail "could not find lyrics for ${input}"
             ret=1
-            continue
-        else
-            void echo_pass "added lyrics for ${input}"
         fi
+
     done
 
     return ${ret}

lib/0-utils.sh

@@ -55,7 +55,7 @@ debug() {
     "$@"
 }
 
-# only perform the command given if ${DRY_RUN} is enabled
+# only perform the command given if ${DRY_RUN} is disabled
 void() {
     if [[ ${DRY_RUN} == true ]]; then
         return 0
@@ -138,6 +138,8 @@ cache_command() {
 }
 
 create_tmp_dir() {
+    [[ -n "${TMPDIR:-}" ]] && return
+
     TMPDIR="$(mktemp -d)" || return 1
     readonly TMPDIR
     trap 'rm -rf ${TMPDIR}' EXIT
@@ -263,18 +265,27 @@ set_lyric_file_name() {
     echo "${file%.opus}.lrc"
 }
 
-is_valid_lrc() {
+validate_lrc() {
     local file="$1"
 
-    local valid=1
+    # file does not exist, is invalid
+    if [[ ! -f "${file}" ]]; then
+        return 1
+    fi
+
+    local valid=0
     while read -r line; do
         [[ "${#line}" -eq 0 ]] && continue
-        if [[ "${line}" != '['* ]]; then
+        if [[ "${line}" != '['* && "${line}" != '#'* ]]; then
             valid=1
             break
         fi
-        valid=0
     done <"${file}"
 
+    if [[ ${valid} -eq 1 ]]; then
+        debug echo_fail "${file} is not valid lrc file"
+        dry rm "${file}" || return 1
+    fi
+
     return ${valid}
 }

lib/options.sh

@@ -10,7 +10,7 @@ OPTIONS:
   -d, --dir       process files in directory
   -r, --recurse   recursively process directory
   -f, --file      process one file
-  -n, --dry-run   do not actually add synced lyrics,
+  -n, --dry-run   do not add synced lyrics,
                   just show the files that would be processed
   -e, --eval      output bash functions that can be directly processed
                   by eval for use with testing this script.

test-add-synced-lyrics.sh

@@ -149,6 +149,30 @@ test_determine_inputs_recurse() {
     RECURSE=true test_determine_inputs
 }
 
+test_determine_inputs_find() {
+    local utils=(
+        base64
+        cat
+        ffprobe
+        jq
+        librelyrics
+        spotify
+    )
+    local path=()
+    for util in "${utils[@]}"; do
+        path+=("$(bash_dirname "$(command -v "${util}")")")
+    done
+    IFS=':' moddedPath="${path[*]}"
+    PATH="${moddedPath}" \
+        add-synced-lyrics \
+        --dir "${TEST_DIR}" \
+        --dry-run "$@"
+}
+
+test_determine_inputs_find_recurse() {
+    test_determine_inputs_find --recurse
+}
+
 test_file_dry() {
     add-synced-lyrics --file "${GOOD_SONG}" --dry-run
 }
@@ -162,14 +186,16 @@ test_directory_recurse_dry() {
 }
 
 test_good_file() {
-    add-synced-lyrics --file "${GOOD_SONG}"
+    add-synced-lyrics --file "${GOOD_SONG}" --debug
     test -f "${GOOD_LYRICS}"
 }
 
 test_bad_file() {
     run_test_cmd \
         1 \
-        add-synced-lyrics --file "${BAD_SONG}"
+        add-synced-lyrics \
+        --file "${BAD_SONG}" \
+        --debug
     run_test_cmd \
         1 \
         test -f "${BAD_LYRICS}"
@@ -196,6 +222,12 @@ test_directory_recurse_ignore() {
     return 0
 }
 
+test_missing_utils() {
+    PATH="$(bash_dirname "$(command -v bash)")" run_test_cmd \
+        1 \
+        add-synced-lyrics
+}
+
 setup_test_data() {
     test -d "${TEST_DIR}" && rm -rf "${TEST_DIR}"
     mkdir -p "${TEST_DIR}/subdir"
@@ -218,6 +250,8 @@ setup_test_data() {
 TESTS=(
     test_determine_inputs
     test_determine_inputs_recurse
+    test_determine_inputs_find
+    test_determine_inputs_find_recurse
     test_bad_input
     test_directory_dry
     test_directory_recurse_dry
@@ -226,6 +260,7 @@ TESTS=(
     test_bad_file
     test_directory_recurse
     test_directory_recurse_ignore
+    test_missing_utils
 )
 
 # make sure no test is accidentally missed
@@ -338,6 +373,7 @@ if [[ $# -eq 0 ]]; then
         fi
     done
 
+    echo
     analyze_coverage
 else
     "$@"