Add test

lua/cmp/source_spec.lua

@@ -1,11 +1,94 @@
+local config = require('cmp.config')
 local spec = require('cmp.utils.spec')
 
--- local source = require "cmp.source"
+local source = require('cmp.source')
 
 describe('source', function()
   before_each(spec.before)
 
-  it('new', function()
-    -- local s = source.new()
+  describe('keyword length', function()
+    it('not enough', function()
+      config.set_buffer({
+        completion = {
+          keyword_length = 3,
+        },
+      }, vim.api.nvim_get_current_buf())
+
+      local state = spec.state('', 1, 1)
+      local s = source.new('spec', {
+        complete = function(_, _, callback)
+          callback({ { label = 'spec' } })
+        end,
+      })
+      assert.is.truthy(not s:complete(state.input('a'), function() end))
+    end)
+
+    it('enough', function()
+      config.set_buffer({
+        completion = {
+          keyword_length = 3,
+        },
+      }, vim.api.nvim_get_current_buf())
+
+      local state = spec.state('', 1, 1)
+      local s = source.new('spec', {
+        complete = function(_, _, callback)
+          callback({ { label = 'spec' } })
+        end,
+      })
+      assert.is.truthy(s:complete(state.input('aiu'), function() end))
+    end)
+
+    it('enough -> not enough', function()
+      config.set_buffer({
+        completion = {
+          keyword_length = 3,
+        },
+      }, vim.api.nvim_get_current_buf())
+
+      local state = spec.state('', 1, 1)
+      local s = source.new('spec', {
+        complete = function(_, _, callback)
+          callback({ { label = 'spec' } })
+        end,
+      })
+      assert.is.truthy(s:complete(state.input('aiu'), function() end))
+      assert.is.truthy(not s:complete(state.backspace(), function() end))
+    end)
+
+    it('continue', function()
+      config.set_buffer({
+        completion = {
+          keyword_length = 3,
+        },
+      }, vim.api.nvim_get_current_buf())
+
+      local state = spec.state('', 1, 1)
+      local s = source.new('spec', {
+        complete = function(_, _, callback)
+          callback({ { label = 'spec' } })
+        end,
+      })
+      assert.is.truthy(s:complete(state.input('aiu'), function() end))
+      assert.is.truthy(not s:complete(state.input('eo'), function() end))
+    end)
+  end)
+
+  describe('isIncomplete', function()
+    it('isIncomplete=true', function()
+      local state = spec.state('', 1, 1)
+      local s = source.new('spec', {
+        complete = function(_, _, callback)
+          callback({
+            items = { { label = 'spec' } },
+            isIncomplete = true,
+          })
+        end,
+      })
+      assert.is.truthy(s:complete(state.input('s'), function() end))
+      assert.is.truthy(s:complete(state.input('p'), function() end))
+      assert.is.truthy(s:complete(state.input('e'), function() end))
+      assert.is.truthy(s:complete(state.input('c'), function() end))
+    end)
   end)
 end)