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from pathlib import Path
import pytest
from fpdf import FPDF, FPDFException
from fpdf.drawing import DeviceCMYK
from test.conftest import assert_pdf_equal
TEXT_SIZE, SPACING = 36, 1.15
LINE_HEIGHT = TEXT_SIZE * SPACING
HERE = Path(__file__).resolve().parent
@pytest.mark.skip(reason="Font related tests are failing with the fonts available in Debian")
def test_text_positioning(tmp_path):
doc = FPDF()
doc.add_page()
for i in range(15): # core font
doc.set_font("helvetica", size=10 + 2 * i)
x = 20
y = 15 + 15 * i
doc.line(x - 5, y, x + 5, y)
doc.line(x, y - 5, x, y + 5)
doc.text(x, y, f"{doc.font_family} {doc.font_size_pt}")
doc.add_font("Roboto", fname=HERE / "../fonts/Roboto-Regular.ttf")
for i in range(15): # unicode font
doc.set_font("Roboto", size=10 + 2 * i)
x = 120
y = 15 + 15 * i
doc.line(x - 5, y, x + 5, y)
doc.line(x, y - 5, x, y + 5)
doc.text(x, y, f"{doc.font_family} {doc.font_size_pt}")
assert_pdf_equal(doc, HERE / "text_positioning.pdf", tmp_path)
def test_text_stretch_spacing(tmp_path):
doc = FPDF()
doc.add_page()
doc.set_font("helvetica", size=20)
for i, (stretch, spacing) in enumerate(
(
(100, 0),
(150, 0),
(100, 10),
(130, 5),
(70, 0),
(100, -5),
(80, -2),
)
):
doc.set_stretching(stretch)
doc.set_char_spacing(spacing)
doc.text(20, 20 + 10 * i, f"stretch: {stretch}; spacing: {spacing}")
assert_pdf_equal(doc, HERE / "text_stretch_spacing.pdf", tmp_path)
def test_text_text_mode(tmp_path):
doc = FPDF()
doc.add_page()
doc.set_font("helvetica", size=40)
doc.set_draw_color(255, 100, 0)
doc.line_width = 2
for i, mode in enumerate(
(
"FILL",
"STROKE",
"FILL_STROKE",
)
):
doc.text_mode = mode
doc.text(20, 20 + 20 * i, f"Text mode: {mode}")
assert_pdf_equal(doc, HERE / "text_text_mode.pdf", tmp_path)
def test_text_color(tmp_path):
doc = FPDF()
doc.add_page()
doc.set_font("helvetica", size=20)
for i, color in enumerate(
(
(255, 100, 100),
(255, 255, 100),
(255, 100, 255),
(250, 250, 250),
(0, 0, 0),
)
):
doc.set_text_color(*color)
doc.text(20, 20 + 10 * i, f"{color}")
color = DeviceCMYK(0.32, 0, 0.1, 0.59)
doc.set_text_color(color)
i += 1
doc.text(20, 20 + 10 * i, f"{color}")
assert_pdf_equal(doc, HERE / "text_color.pdf", tmp_path)
def test_text_no_font_set():
pdf = FPDF()
pdf.add_page()
with pytest.raises(FPDFException) as error:
pdf.text(20, 20, text="Hello World!")
expected_msg = "No font set, you need to call set_font() beforehand"
assert str(error.value) == expected_msg
def test_text_badinput():
pdf = FPDF()
pdf.add_page()
pdf.set_font("Times", size=16)
with pytest.raises(TypeError):
pdf.text("x", 20, "Hello World")
with pytest.raises(TypeError):
pdf.text(20, "y", "Hello World")
with pytest.raises(AttributeError):
pdf.text(20, 20, 777)
with pytest.raises(AttributeError):
pdf.text(20, 20, (1, 2, 3))
with pytest.raises(AttributeError):
pdf.text(20, 20, None)
def test_text_deprecated_txt_arg():
pdf = FPDF()
pdf.add_page()
pdf.set_font("Helvetica", size=10)
with pytest.warns(
DeprecationWarning, match='The parameter "txt" has been renamed to "text"'
):
# pylint: disable=unexpected-keyword-arg
pdf.text(20, 20, txt="Lorem ipsum Ut nostrud irure")
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