Add builder pattern for paragraph, lists, tables

test/paragraph_test.rb

@@ -0,0 +1,114 @@
+# frozen_string_literal: true
+
+require "test_helper"
+
+class ParagraphTest < Minitest::Test
+  include EzdocTestHelpers
+
+  def test_simple_paragraph
+    xml = create_doc_and_read_xml { |doc| doc.p "Hello World" }
+
+    assert_includes xml, "<w:p>"
+    assert_includes xml, "<w:r>"
+    assert_includes xml, "<w:t"
+    assert_includes xml, "Hello World"
+  end
+
+  def test_multiple_paragraphs
+    xml = create_doc_and_read_xml do |doc|
+      doc.p "First paragraph"
+      doc.p "Second paragraph"
+      doc.p "Third paragraph"
+    end
+
+    assert_includes xml, "First paragraph"
+    assert_includes xml, "Second paragraph"
+    assert_includes xml, "Third paragraph"
+    assert_equal 3, xml.scan("<w:p>").count
+  end
+
+  def test_paragraph_with_block_and_multiple_text_runs
+    xml = create_doc_and_read_xml do |doc|
+      doc.p do
+        doc.text "Part one "
+        doc.text "Part two "
+        doc.text "Part three"
+      end
+    end
+
+    assert_includes xml, "Part one "
+    assert_includes xml, "Part two "
+    assert_includes xml, "Part three"
+    assert_equal 3, xml.scan("<w:r>").count
+  end
+
+  def test_paragraph_preserves_whitespace
+    xml = create_doc_and_read_xml do |doc|
+      doc.p do
+        doc.text "  leading spaces"
+        doc.text "trailing spaces  "
+        doc.text "  both  "
+      end
+    end
+
+    assert_includes xml, 'xml:space="preserve"'
+    assert_includes xml, "  leading spaces"
+    assert_includes xml, "trailing spaces  "
+    assert_includes xml, "  both  "
+  end
+
+  def test_paragraph_with_special_characters
+    xml = create_doc_and_read_xml do |doc|
+      doc.p "Special chars: <>&\"'"
+      doc.p "Unicode: café, naïve, 日本語"
+    end
+
+    # XML should escape special characters
+    assert_includes xml, "&lt;"
+    assert_includes xml, "&gt;"
+    assert_includes xml, "&amp;"
+    assert_includes xml, "café"
+    assert_includes xml, "日本語"
+  end
+
+  def test_empty_paragraph_with_block
+    xml = create_doc_and_read_xml do |doc|
+      doc.p {} # rubocop:disable Lint/EmptyBlock
+    end
+
+    # Empty paragraph may be self-closing or have opening tag
+    assert(xml.include?("<w:p>") || xml.include?("<w:p/>"), "Should contain paragraph element")
+  end
+
+  def test_long_text_content
+    long_text = "x" * 10_000
+    xml = create_doc_and_read_xml do |doc|
+      doc.p long_text
+    end
+
+    assert_includes xml, long_text
+  end
+
+  def test_unicode_content
+    xml = create_doc_and_read_xml do |doc|
+      doc.p "Emoji: 🎉🚀💻"
+      doc.p "Chinese: 你好世界"
+      doc.p "Arabic: مرحبا بالعالم"
+      doc.p "Russian: Привет мир"
+    end
+
+    assert_includes xml, "🎉🚀💻"
+    assert_includes xml, "你好世界"
+    assert_includes xml, "مرحبا بالعالم"
+    assert_includes xml, "Привет мир"
+  end
+
+  def test_newlines_in_text
+    xml = create_doc_and_read_xml do |doc|
+      doc.p "Line 1\nLine 2\nLine 3"
+    end
+
+    # Newlines should be preserved in the text
+    assert_includes xml, "Line 1\nLine 2\nLine 3"
+  end
+end