From f3177305d5572b26f135fc045481358b4eb1bf69 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Fri, 2 Jan 2015 04:49:30 +0900
Subject: Rewrite fzf in Go

---
 src/chunklist_test.go | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 src/chunklist_test.go

(limited to 'src/chunklist_test.go')

diff --git a/src/chunklist_test.go b/src/chunklist_test.go
new file mode 100644
index 00000000..a7daa47e
--- /dev/null
+++ b/src/chunklist_test.go
@@ -0,0 +1,66 @@
+package fzf
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestChunkList(t *testing.T) {
+	cl := NewChunkList(func(s *string, i int) *Item {
+		return &Item{text: s, index: i * 2}
+	})
+
+	// Snapshot
+	snapshot := cl.Snapshot()
+	if len(snapshot) > 0 {
+		t.Error("Snapshot should be empty now")
+	}
+
+	// Add some data
+	cl.Push("hello")
+	cl.Push("world")
+
+	// Previously created snapshot should remain the same
+	if len(snapshot) > 0 {
+		t.Error("Snapshot should not have changed")
+	}
+
+	// But the new snapshot should contain the added items
+	snapshot = cl.Snapshot()
+	if len(snapshot) != 1 {
+		t.Error("Snapshot should not be empty now")
+	}
+
+	// Check the content of the ChunkList
+	chunk1 := snapshot[0]
+	if len(*chunk1) != 2 {
+		t.Error("Snapshot should contain only two items")
+	}
+	if *(*chunk1)[0].text != "hello" || (*chunk1)[0].index != 0 ||
+		*(*chunk1)[1].text != "world" || (*chunk1)[1].index != 2 {
+		t.Error("Invalid data")
+	}
+	if chunk1.IsFull() {
+		t.Error("Chunk should not have been marked full yet")
+	}
+
+	// Add more data
+	for i := 0; i < CHUNK_SIZE*2; i++ {
+		cl.Push(fmt.Sprintf("item %d", i))
+	}
+
+	// Previous snapshot should remain the same
+	if len(snapshot) != 1 {
+		t.Error("Snapshot should stay the same")
+	}
+
+	// New snapshot
+	snapshot = cl.Snapshot()
+	if len(snapshot) != 3 || !snapshot[0].IsFull() ||
+		!snapshot[1].IsFull() || snapshot[2].IsFull() {
+		t.Error("Expected two full chunks and one more chunk")
+	}
+	if len(*snapshot[2]) != 2 {
+		t.Error("Unexpected number of items")
+	}
+}
-- 
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