Get generic part of lang-test from pxt-core package

libs/lang-test1/lang-test1.ts

@@ -0,0 +1,77 @@
+//
+// Note that this is supposed to run from command line.
+// Do not use anything besides basic.pause, control.inBackground, console.log
+//
+
+//% shim=pxtrt::panic
+function panic(code2: number): void { }
+
+function msg(s: string): void {
+    //console.log(s)
+    //basic.pause(50);
+}
+
+function assert(cond: boolean, msg_: string) {
+    if (!cond) {
+        console.log("ASSERT: " + msg_);
+        panic(45);
+    }
+}
+
+console.log("Starting...")
+basic.showNumber(0);
+
+testBuffer()
+
+basic.showNumber(2);
+console.log("ALL TESTS OK")
+
+
+function bufferIs(b: Buffer, a: number[]) {
+    assert(b.length == a.length, "bis-len")
+    for (let i = 0; i < a.length; ++i) {
+        if (a[i] != b[i]) {
+            assert(false, `bufferIs: buf[${i}]:${b[i]} != ${a[i]}`)
+        }
+    }
+}
+
+function testBuffer() {
+    let b = pins.createBuffer(3);
+    assert(b[0] == 0, "buf0");
+    assert(b[1] == 0, "buf0");
+    assert(b[2] == 0, "buf0");
+    assert(b[-100000] == 0, "bufM");
+    assert(b[100000] == 0, "bufM");
+
+    b[0] = 42;
+    bufferIs(b, [42, 0, 0]);
+    b[2] = 41;
+    bufferIs(b, [42, 0, 41]);
+
+    b.rotate(1)
+    bufferIs(b, [0, 41, 42]);
+    b.rotate(-2)
+    bufferIs(b, [41, 42, 0]);
+    b.shift(1)
+    bufferIs(b, [42, 0, 0]);
+    b.rotate(9)
+    bufferIs(b, [42, 0, 0]);
+    b.rotate(-9)
+    bufferIs(b, [42, 0, 0]);
+
+    b.fill(4);
+    bufferIs(b, [4, 4, 4]);
+
+    b.fill(12, 1, 1);
+    bufferIs(b, [4, 12, 4]);
+
+    b.fill(13, 1, -1);
+    bufferIs(b, [4, 13, 13]);
+
+    b.fill(100, -1, -1);
+    bufferIs(b, [4, 13, 13]);
+
+    b.shift(-1)
+    bufferIs(b, [0, 4, 13]);
+}

libs/lang-test1/pxt.json

@@ -0,0 +1,12 @@
+{
+    "name": "lang-test1",
+    "description": "Test for the TypeScript -> HEX compiler; microbit specific parts",
+    "installedVersion": "file:.",
+    "files": [
+        "lang-test1.ts"
+    ],
+    "public": true,
+    "dependencies": {
+        "microbit": "file:../microbit"
+    }
+}