Test value types

spec/spectator/block_spec.cr

@@ -0,0 +1,34 @@
+require "../spec_helper"
+
+Spectator.describe Spectator::Block do
+  describe "#value" do
+    it "calls the block" do
+      called = false
+      block = described_class.new { called = true }
+      expect { block.value }.to change { called }.to(true)
+    end
+
+    it "can be called multiple times (doesn't cache the value)" do
+      count = 0
+      block = described_class.new { count += 1 }
+      block.value # Call once, count should be 1.
+      expect { block.value }.to change { count }.from(1).to(2)
+    end
+  end
+
+  describe "#to_s" do
+    let(block) do
+      described_class.new("Test Label") { 42 }
+    end
+
+    subject { block.to_s }
+
+    it "contains the label" do
+      is_expected.to contain("Test Label")
+    end
+
+    it "contains the value" do
+      is_expected.to contain("42")
+    end
+  end
+end