Support table and table column sizing

test/width_parser_test.rb

@@ -0,0 +1,91 @@
+# frozen_string_literal: true
+
+require "test_helper"
+
+class WidthParserTest < Minitest::Test
+  def test_parse_auto_symbol
+    result = Notare::WidthParser.parse(:auto)
+    assert_equal 0, result.value
+    assert_equal "auto", result.type
+  end
+
+  def test_parse_nil
+    result = Notare::WidthParser.parse(nil)
+    assert_equal 0, result.value
+    assert_equal "auto", result.type
+  end
+
+  def test_parse_integer_as_twips
+    result = Notare::WidthParser.parse(1440)
+    assert_equal 1440, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_parse_inches
+    result = Notare::WidthParser.parse("2in")
+    assert_equal 2880, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_parse_inches_with_decimal
+    result = Notare::WidthParser.parse("1.5in")
+    assert_equal 2160, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_parse_inches_case_insensitive
+    result = Notare::WidthParser.parse("2IN")
+    assert_equal 2880, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_parse_centimeters
+    result = Notare::WidthParser.parse("5cm")
+    assert_equal 2835, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_parse_centimeters_with_decimal
+    result = Notare::WidthParser.parse("2.54cm")
+    assert_equal 1440, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_parse_percentage
+    result = Notare::WidthParser.parse("50%")
+    assert_equal 2500, result.value
+    assert_equal "pct", result.type
+  end
+
+  def test_parse_percentage_with_decimal
+    result = Notare::WidthParser.parse("33.3%")
+    assert_equal 1664, result.value # 33.3 * 50 = 1664.999... truncates to 1664
+    assert_equal "pct", result.type
+  end
+
+  def test_parse_100_percent
+    result = Notare::WidthParser.parse("100%")
+    assert_equal 5000, result.value
+    assert_equal "pct", result.type
+  end
+
+  def test_parse_with_spaces
+    result = Notare::WidthParser.parse("2 in")
+    assert_equal 2880, result.value
+    assert_equal "dxa", result.type
+  end
+
+  def test_invalid_width_raises_error
+    error = assert_raises(ArgumentError) do
+      Notare::WidthParser.parse("invalid")
+    end
+    assert_match(/Invalid width/, error.message)
+  end
+
+  def test_invalid_unit_raises_error
+    error = assert_raises(ArgumentError) do
+      Notare::WidthParser.parse("10px")
+    end
+    assert_match(/Invalid width/, error.message)
+  end
+end