move test file out of tests dir in flags module (denoland/deno_std#293)

Original: e80f144890

flags/parse_test.ts

@@ -0,0 +1,194 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+import { test } from "../testing/mod.ts";
+import { assertEquals } from "../testing/asserts.ts";
+import { parse } from "./mod.ts";
+
+test(function _arseArgs() {
+  assertEquals(parse(["--no-moo"]), { moo: false, _: [] });
+  assertEquals(parse(["-v", "a", "-v", "b", "-v", "c"]), {
+    v: ["a", "b", "c"],
+    _: []
+  });
+});
+
+test(function comprehensive() {
+  assertEquals(
+    parse([
+      "--name=meowmers",
+      "bare",
+      "-cats",
+      "woo",
+      "-h",
+      "awesome",
+      "--multi=quux",
+      "--key",
+      "value",
+      "-b",
+      "--bool",
+      "--no-meep",
+      "--multi=baz",
+      "--",
+      "--not-a-flag",
+      "eek"
+    ]),
+    {
+      c: true,
+      a: true,
+      t: true,
+      s: "woo",
+      h: "awesome",
+      b: true,
+      bool: true,
+      key: "value",
+      multi: ["quux", "baz"],
+      meep: false,
+      name: "meowmers",
+      _: ["bare", "--not-a-flag", "eek"]
+    }
+  );
+});
+
+test(function flagBoolean() {
+  const argv = parse(["-t", "moo"], { boolean: "t" });
+  assertEquals(argv, { t: true, _: ["moo"] });
+  assertEquals(typeof argv.t, "boolean");
+});
+
+test(function flagBooleanValue() {
+  const argv = parse(["--verbose", "false", "moo", "-t", "true"], {
+    boolean: ["t", "verbose"],
+    default: { verbose: true }
+  });
+
+  assertEquals(argv, {
+    verbose: false,
+    t: true,
+    _: ["moo"]
+  });
+
+  assertEquals(typeof argv.verbose, "boolean");
+  assertEquals(typeof argv.t, "boolean");
+});
+
+test(function newlinesInParams() {
+  const args = parse(["-s", "X\nX"]);
+  assertEquals(args, { _: [], s: "X\nX" });
+
+  // reproduce in bash:
+  // VALUE="new
+  // line"
+  // deno program.js --s="$VALUE"
+  const args2 = parse(["--s=X\nX"]);
+  assertEquals(args2, { _: [], s: "X\nX" });
+});
+
+test(function strings() {
+  const s = parse(["-s", "0001234"], { string: "s" }).s;
+  assertEquals(s, "0001234");
+  assertEquals(typeof s, "string");
+
+  const x = parse(["-x", "56"], { string: "x" }).x;
+  assertEquals(x, "56");
+  assertEquals(typeof x, "string");
+});
+
+test(function stringArgs() {
+  const s = parse(["  ", "  "], { string: "_" })._;
+  assertEquals(s.length, 2);
+  assertEquals(typeof s[0], "string");
+  assertEquals(s[0], "  ");
+  assertEquals(typeof s[1], "string");
+  assertEquals(s[1], "  ");
+});
+
+test(function emptyStrings() {
+  const s = parse(["-s"], { string: "s" }).s;
+  assertEquals(s, "");
+  assertEquals(typeof s, "string");
+
+  const str = parse(["--str"], { string: "str" }).str;
+  assertEquals(str, "");
+  assertEquals(typeof str, "string");
+
+  const letters = parse(["-art"], {
+    string: ["a", "t"]
+  });
+
+  assertEquals(letters.a, "");
+  assertEquals(letters.r, true);
+  assertEquals(letters.t, "");
+});
+
+test(function stringAndAlias() {
+  const x = parse(["--str", "000123"], {
+    string: "s",
+    alias: { s: "str" }
+  });
+
+  assertEquals(x.str, "000123");
+  assertEquals(typeof x.str, "string");
+  assertEquals(x.s, "000123");
+  assertEquals(typeof x.s, "string");
+
+  const y = parse(["-s", "000123"], {
+    string: "str",
+    alias: { str: "s" }
+  });
+
+  assertEquals(y.str, "000123");
+  assertEquals(typeof y.str, "string");
+  assertEquals(y.s, "000123");
+  assertEquals(typeof y.s, "string");
+});
+
+test(function slashBreak() {
+  assertEquals(parse(["-I/foo/bar/baz"]), { I: "/foo/bar/baz", _: [] });
+  assertEquals(parse(["-xyz/foo/bar/baz"]), {
+    x: true,
+    y: true,
+    z: "/foo/bar/baz",
+    _: []
+  });
+});
+
+test(function alias() {
+  const argv = parse(["-f", "11", "--zoom", "55"], {
+    alias: { z: "zoom" }
+  });
+  assertEquals(argv.zoom, 55);
+  assertEquals(argv.z, argv.zoom);
+  assertEquals(argv.f, 11);
+});
+
+test(function multiAlias() {
+  const argv = parse(["-f", "11", "--zoom", "55"], {
+    alias: { z: ["zm", "zoom"] }
+  });
+  assertEquals(argv.zoom, 55);
+  assertEquals(argv.z, argv.zoom);
+  assertEquals(argv.z, argv.zm);
+  assertEquals(argv.f, 11);
+});
+
+test(function nestedDottedObjects() {
+  const argv = parse([
+    "--foo.bar",
+    "3",
+    "--foo.baz",
+    "4",
+    "--foo.quux.quibble",
+    "5",
+    "--foo.quux.oO",
+    "--beep.boop"
+  ]);
+
+  assertEquals(argv.foo, {
+    bar: 3,
+    baz: 4,
+    quux: {
+      quibble: 5,
+      oO: true
+    }
+  });
+  assertEquals(argv.beep, { boop: true });
+});