1 files changed, 124 insertions, 0 deletions
diff --git a/packages/taler-wallet-core/src/util/talerconfig-test.ts b/packages/taler-wallet-core/src/util/talerconfig-test.ts
new file mode 100644
index 000000000..71359fd38
--- /dev/null
+++ b/packages/taler-wallet-core/src/util/talerconfig-test.ts
@@ -0,0 +1,124 @@
+/*
+ This file is part of GNU Taler
+ (C) 2020 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+/**
+ * Imports
+ */
+import test from "ava";
+import { pathsub, Configuration } from "./talerconfig";
+
+test("pathsub", (t) => {
+  t.assert("foo" === pathsub("foo", () => undefined));
+
+  t.assert("fo${bla}o" === pathsub("fo${bla}o", () => undefined));
+
+  const d: Record<string, string> = {
+    w: "world",
+    f: "foo",
+    "1foo": "x",
+    "foo_bar": "quux",
+  };
+
+  t.is(
+    pathsub("hello ${w}!", (v) => d[v]),
+    "hello world!",
+  );
+
+  t.is(
+    pathsub("hello ${w} ${w}!", (v) => d[v]),
+    "hello world world!",
+  );
+
+  t.is(
+    pathsub("hello ${x:-blabla}!", (v) => d[v]),
+    "hello blabla!",
+  );
+
+  // No braces
+  t.is(
+    pathsub("hello $w!", (v) => d[v]),
+    "hello world!",
+  );
+  t.is(
+    pathsub("hello $foo!", (v) => d[v]),
+    "hello $foo!",
+  );
+  t.is(
+    pathsub("hello $1foo!", (v) => d[v]),
+    "hello $1foo!",
+  );
+  t.is(
+    pathsub("hello $$ world!", (v) => d[v]),
+    "hello $$ world!",
+  );
+  t.is(
+    pathsub("hello $$ world!", (v) => d[v]),
+    "hello $$ world!",
+  );
+
+  t.is(
+    pathsub("hello $foo_bar!", (v) => d[v]),
+    "hello quux!",
+  );
+
+  // Recursive lookup in default
+  t.is(
+    pathsub("hello ${x:-${w}}!", (v) => d[v]),
+    "hello world!",
+  );
+
+  // No variables in variable name part
+  t.is(
+    pathsub("hello ${${w}:-x}!", (v) => d[v]),
+    "hello ${${w}:-x}!",
+  );
+
+  // Missing closing brace
+  t.is(
+    pathsub("hello ${w!", (v) => d[v]),
+    "hello ${w!",
+  );
+});
+
+test("path expansion", (t) => {
+  const config = new Configuration();
+  config.setString("paths", "taler_home", "foo/bar");
+  config.setString(
+    "paths",
+    "taler_data_home",
+    "$TALER_HOME/.local/share/taler/",
+  );
+  config.setString(
+    "exchange",
+    "master_priv_file",
+    "${TALER_DATA_HOME}/exchange/offline-keys/master.priv",
+  );
+  t.is(
+    config.getPath("exchange", "MaStER_priv_file").required(),
+    "foo/bar/.local/share/taler//exchange/offline-keys/master.priv",
+  );
+});
+
+test("recursive path resolution", (t) => {
+  console.log("recursive test");
+  const config = new Configuration();
+  config.setString("paths", "a", "x${b}");
+  config.setString("paths", "b", "y${a}");
+  config.setString("foo", "x", "z${a}");
+  t.throws(() => {
+    config.getPath("foo", "a").required();
+  });
+});