1 files changed, 123 insertions, 0 deletions
diff --git a/spec/core/value_spec.moon b/spec/core/value_spec.moon
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+import Value, Result, Op, Action, Scope from require 'core'
+import Logger from require 'logger'
+Logger.init 'silent'
+
+class TestOp extends Op
+  new: (...) => super ...
+
+class TestAction extends Action
+  new: (...) =>
+
+describe 'Value', ->
+  describe 'wraps', ->
+    test 'numbers', ->
+      got = Value.wrap 3
+      assert.is.equal 'num', got.type
+      assert.is.equal 3, got.value
+
+    test 'strings', ->
+      got = Value.wrap "im a happy string"
+      assert.is.equal 'str', got.type
+      assert.is.equal "im a happy string", got.value
+
+    test 'Values', ->
+      pi = Value 'num', 3.14
+      got = Value.wrap pi
+
+      assert.is.equal pi, got
+
+    test 'Opdefs', ->
+      got = Value.wrap TestOp
+
+      assert.is.equal 'opdef', got.type
+      assert.is.equal TestOp, got.value
+
+    test 'Bultins', ->
+      got = Value.wrap TestAction
+
+      assert.is.equal 'builtin', got.type
+      assert.is.equal TestAction, got.value
+
+    test 'Scopes', ->
+      sub = Scope!
+      got = Value.wrap sub
+
+      assert.is.equal 'scope', got.type
+      assert.is.equal sub, got.value
+
+    test 'tables', ->
+      pi = Value 'num', 3.14
+      got = Value.wrap { :pi }
+
+      assert.is.equal 'scope', got.type
+      assert.is.equal pi, (got.value\get 'pi')\const!
+
+  describe 'unwraps', ->
+    test 'unwrap!', ->
+      assert.is.equal 3.14, (Value.num 3.14)\unwrap!
+      assert.is.equal 'hi', (Value.str 'hi')\unwrap!
+      assert.is.equal 'hi', (Value.sym 'hi')\unwrap!
+
+    test 'with type assert', ->
+      assert.is.equal 3.14, (Value.num 3.14)\unwrap 'num'
+      assert.is.equal 'hi', (Value.str 'hi')\unwrap 'str'
+      assert.is.equal 'hi', (Value.sym 'hi')\unwrap 'sym'
+      assert.has_error -> (Value.num 3.14)\unwrap 'sym'
+      assert.has_error -> (Value.str 'hi')\unwrap 'num'
+      assert.has_error -> (Value.sym 'hi')\unwrap 'str'
+
+    test 'with __call shorthand', ->
+      assert.is.equal 3.14, (Value.num 3.14)!
+      assert.is.equal 'hi', (Value.str 'hi')!
+      assert.is.equal 'hi', (Value.sym 'hi')!
+      assert.is.equal 3.14, (Value.num 3.14) 'num'
+      assert.is.equal 'hi', (Value.str 'hi') 'str'
+      assert.is.equal 'hi', (Value.sym 'hi') 'sym'
+      assert.has_error -> (Value.num 3.14) 'sym'
+      assert.has_error -> (Value.str 'hi') 'num'
+      assert.has_error -> (Value.sym 'hi') 'str'
+
+  describe 'checks equality', ->
+    test 'using the type', ->
+      val = Value 'num', 3
+      assert.is.equal (Value.num 3), val
+      assert.not.equal (Value.str '3'), val
+
+      val = Value 'str', 'hello'
+      assert.is.equal (Value.str 'hello'), val
+      assert.not.equal (Value.sym 'hello'), val
+
+    test 'using the value', ->
+      val = Value 'num', 3
+      assert.is.equal (Value.num 3), val
+      assert.not.equal (Value.num 4), val
+
+  describe 'evaluates literal', ->
+    test 'numbers to consts', ->
+      assert_noop = (val) ->
+        assert.is.equal val, val\eval!\const!
+
+      assert_noop Value.num 2
+      assert_noop Value.str 'hello'
+
+    test 'symbols in the scope', ->
+      scope = with Scope!
+        \set 'number', Result value: Value.num 3
+        \set 'hello', Result value: Value.str "world"
+        \set 'goodbye', Result value: Value.sym "again"
+
+      assert_eval = (sym, val) ->
+        const = Value.sym sym
+        assert.is.equal val, (const\eval scope)\const!
+
+      assert_eval 'number', Value.num 3
+      assert_eval 'hello', Value.str "world"
+      assert_eval 'goodbye', Value.sym "again"
+
+  describe 'quotes literals', ->
+    test 'as themselves', ->
+      assert_noop = (val) -> assert.is.equal val, val\quote!
+
+      assert_noop Value.num 2
+      assert_noop Value.str 'hello'
+      assert_noop Value.sym 'world'