From 5cd898534358638d5316ab53a553f1c799599d70 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C3=A1n=20D=C3=A9nes?= <mr@zealot.hu>
Date: Sun, 16 May 2021 21:48:10 +0200
Subject: [PATCH] Add unit test for operation parsing

---
 test/unit/operation.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 test/unit/operation.js

diff --git a/test/unit/operation.js b/test/unit/operation.js
new file mode 100644
index 0000000..de2a12e
--- /dev/null
+++ b/test/unit/operation.js
@@ -0,0 +1,22 @@
+const o = require('../../src/operation')
+
+describe('Operation', function() {
+
+    it('op_prefix', function() {
+        o.op_prefix('arst').should.deep.equal({name: 'arst', operation: 'add'})
+        o.op_prefix('+arst').should.deep.equal({name: 'arst', operation: 'add'})
+        o.op_prefix('-arst').should.deep.equal({name: 'arst', operation: 'subtract'})
+        o.op_prefix('~arst').should.deep.equal({name: 'arst', operation: 'intersect'})
+        o.op_prefix('^arst').should.deep.equal({name: 'arst', operation: 'stack'})
+    })
+
+    it('operation', function() {
+        // without choices, it's the same as op_prefix
+        o.operation('arst').should.deep.equal({name: 'arst', operation: 'add'})
+        // with choices, it propagates type where it found the name
+        o.operation('arst', {bad: [], good: ['arst']}).should.deep.equal({name: 'arst', operation: 'add', type: 'good'})
+        // it also respects order when overridden
+        o.operation('arst', {first: ['arst'], second: ['arst']}, ['second', 'first']).should.deep.equal({name: 'arst', operation: 'add', type: 'second'})
+    })
+
+})
\ No newline at end of file