rename 'untrusted user' to 'non-secret user' for docker tests

Docker tests require a non-admin user that can read task config from
refs/meta/config in the All-Projects project but can not read other
users' config. Before the change, this user is named 'untrusted user'
which is a bit misleading since we trust the user with task config.
Change the user name to 'non-secret user' to be more faithful to its
characteristics.

Change-Id: I25ee1514d9762ce4411a50369b4d153915668ee9
diff --git a/src/main/resources/Documentation/test/preview.md b/src/main/resources/Documentation/test/preview.md
index 502ade2..55c26eb 100644
--- a/src/main/resources/Documentation/test/preview.md
+++ b/src/main/resources/Documentation/test/preview.md
@@ -316,28 +316,28 @@
    "status" : "WAITING",
    "subTasks" : [
       {
-         "applicable" : true,                              # Only Test Suite: !untrusted
-         "hasPass" : true,                                 # Only Test Suite: !untrusted
-         "name" : "userfile task/special.config PASS",     # Only Test Suite: !untrusted
-         "status" : "PASS"                                 # Only Test Suite: !untrusted
-         "name" : "UNKNOWN",                               # Only Test Suite: untrusted
-         "status" : "UNKNOWN"                              # Only Test Suite: untrusted
+         "applicable" : true,                              # Only Test Suite: secret
+         "hasPass" : true,                                 # Only Test Suite: secret
+         "name" : "userfile task/special.config PASS",     # Only Test Suite: secret
+         "status" : "PASS"                                 # Only Test Suite: secret
+         "name" : "UNKNOWN",                               # Only Test Suite: !secret
+         "status" : "UNKNOWN"                              # Only Test Suite: !secret
       },
       {
-         "applicable" : true,                              # Only Test Suite: !untrusted
-         "hasPass" : true,                                 # Only Test Suite: !untrusted
-         "name" : "userfile task/special.config FAIL",     # Only Test Suite: !untrusted
-         "status" : "FAIL"                                 # Only Test Suite: !untrusted
-         "name" : "UNKNOWN",                               # Only Test Suite: untrusted
-         "status" : "UNKNOWN"                              # Only Test Suite: untrusted
+         "applicable" : true,                              # Only Test Suite: secret
+         "hasPass" : true,                                 # Only Test Suite: secret
+         "name" : "userfile task/special.config FAIL",     # Only Test Suite: secret
+         "status" : "FAIL"                                 # Only Test Suite: secret
+         "name" : "UNKNOWN",                               # Only Test Suite: !secret
+         "status" : "UNKNOWN"                              # Only Test Suite: !secret
       },
       {
-         "applicable" : true,                              # Only Test Suite: !untrusted
-         "hasPass" : true,                                 # Only Test Suite: !untrusted
-         "name" : "file task/common.config Preload PASS",  # Only Test Suite: !untrusted
-         "status" : "PASS"                                 # Only Test Suite: !untrusted
-         "name" : "UNKNOWN",                               # Only Test Suite: untrusted
-         "status" : "UNKNOWN"                              # Only Test Suite: untrusted
+         "applicable" : true,                              # Only Test Suite: secret
+         "hasPass" : true,                                 # Only Test Suite: secret
+         "name" : "file task/common.config Preload PASS",  # Only Test Suite: secret
+         "status" : "PASS"                                 # Only Test Suite: secret
+         "name" : "UNKNOWN",                               # Only Test Suite: !secret
+         "status" : "UNKNOWN"                              # Only Test Suite: !secret
       }
    ]
 }
diff --git a/test/check_task_statuses.sh b/test/check_task_statuses.sh
index 9fb939f..89722a3 100755
--- a/test/check_task_statuses.sh
+++ b/test/check_task_statuses.sh
@@ -315,11 +315,11 @@
 usage() { # [error_message]
     cat <<-EOF
 Usage:
-    "$MYPROG" --server <gerrit_host> --untrusted-user <untrusted user>
+    "$MYPROG" --server <gerrit_host> --non-secret-user <non-secret user>
 
     --help|-h                     help text
     --server|-s                   gerrit host
-    --untrusted-user              user who don't have permission
+    --non-secret-user             user who don't have permission
                                   to view other user refs.
 EOF
 
@@ -354,14 +354,14 @@
     case "$1" in
         --help|-h)                usage ;;
         --server|-s)              shift ; SERVER=$1 ;;
-        --untrusted-user)         shift ; UNTRUSTED_USER=$1 ;;
+        --non-secret-user)        shift ; NON_SECRET_USER=$1 ;;
         *)                        usage "invalid argument $1" ;;
     esac
     shift
 done
 
 [ -z "$SERVER" ] && usage "You must specify --server"
-[ -z "$UNTRUSTED_USER" ] && usage "You must specify --untrusted-user"
+[ -z "$NON_SECRET_USER" ] && usage "You must specify --non-secret-user"
 
 
 PORT=29418
@@ -439,11 +439,11 @@
 
 
 preview_pjson=$(testdoc_2_pjson < "$DOC_PREVIEW" | replace_default_changes)
-echo "$preview_pjson" | remove_suites "invalid" "!untrusted" | \
-    ensure json_pp > "$EXPECTED".preview-untrusted
-echo "$preview_pjson" | remove_suites "invalid" "untrusted" | \
+echo "$preview_pjson" | remove_suites "invalid" "secret" | \
+    ensure json_pp > "$EXPECTED".preview-non-secret
+echo "$preview_pjson" | remove_suites "invalid" "!secret" | \
     ensure json_pp > "$EXPECTED".preview-admin
-echo "$preview_pjson" | remove_suites "!untrusted" "!invalid" | \
+echo "$preview_pjson" | remove_suites "secret" "!invalid" | \
     strip_non_invalid > "$EXPECTED".preview-invalid
 
 testdoc_2_cfg < "$DOC_PREVIEW" | replace_user > "$ROOT_CFG"
@@ -461,7 +461,7 @@
 
 ROOTS=$PREVIEW_ROOTS
 test_generated preview-admin --task--preview "$cnum,1" --task--all "$query"
-test_generated preview-untrusted -l "$UNTRUSTED_USER" --task--preview "$cnum,1" --task--all "$query"
+test_generated preview-non-secret -l "$NON_SECRET_USER" --task--preview "$cnum,1" --task--all "$query"
 test_generated preview-invalid --task--preview "$cnum,1" --task--invalid "$query"
 
 exit $RESULT
diff --git a/test/docker/run_tests/create-one-time-test-data.sh b/test/docker/run_tests/create-one-time-test-data.sh
index 7ff7d0f..fc841c4 100755
--- a/test/docker/run_tests/create-one-time-test-data.sh
+++ b/test/docker/run_tests/create-one-time-test-data.sh
@@ -8,8 +8,8 @@
 
 create_test_user() {
     echo "Creating test user ..."
-    gssh create-account "$UNTRUSTED_USER" --full-name "$UNTRUSTED_USER" \
-       --email "$UNTRUSTED_USER"@example.com --ssh-key - < ~/.ssh/id_rsa.pub
+    gssh create-account "$NON_SECRET_USER" --full-name "$NON_SECRET_USER" \
+       --email "$NON_SECRET_USER"@example.com --ssh-key - < ~/.ssh/id_rsa.pub
 }
 
 setup_all_projects_repo() {
@@ -30,13 +30,13 @@
 USER_RUN_TESTS_DIR="$USER_HOME"/"$RUN_TESTS_DIR"
 while (( "$#" )) ; do
    case "$1" in
-       --untrusted-user)                shift ; UNTRUSTED_USER="$1" ;;
+       --non-secret-user)               shift ; NON_SECRET_USER="$1" ;;
        *)                               die "invalid argument '$1'" ;;
    esac
    shift
 done
 
-[ -z "$UNTRUSTED_USER" ] && die "untrusted-user not set"
+[ -z "$NON_SECRET_USER" ] && die "non-secret-user not set"
 
 "$USER_RUN_TESTS_DIR"/create-test-project-and-changes.sh
 "$USER_RUN_TESTS_DIR"/update-all-users-project.sh
diff --git a/test/docker/run_tests/start.sh b/test/docker/run_tests/start.sh
index 9329d91..a5f33d0 100755
--- a/test/docker/run_tests/start.sh
+++ b/test/docker/run_tests/start.sh
@@ -24,10 +24,10 @@
 
 is_plugin_loaded "task" || die "Task plugin is not installed"
 
-UNTRUSTED_USER="untrusted_user"
-"$USER_RUN_TESTS_DIR"/create-one-time-test-data.sh --untrusted-user "$UNTRUSTED_USER"
+NON_SECRET_USER="non_secret_user"
+"$USER_RUN_TESTS_DIR"/create-one-time-test-data.sh --non-secret-user "$NON_SECRET_USER"
 
 echo "Running Task plugin tests ..."
 
 cd "$USER_RUN_TESTS_DIR"/../../ && ./check_task_statuses.sh \
-    --server "$GERRIT_HOST" --untrusted-user "$UNTRUSTED_USER"
+    --server "$GERRIT_HOST" --non-secret-user "$NON_SECRET_USER"