Try building Pango before testing on Linux and macOS

Things should be tested with same Pango and Cairo Version
Try building and installing them.

.github/workflows/tests.yml

@@ -2,7 +2,7 @@ name: Test
 
 on:
   push:
-    branches: [main]
+    branches: [main,tests-build]
   pull_request:
     branches: [main]
 
@@ -11,6 +11,7 @@ jobs:
     name: ${{ matrix.os }} - ${{ matrix.python-version }}
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
         python-version: [3.7, 3.8, 3.9]
@@ -20,18 +21,29 @@ jobs:
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
-
-      - name: Install System Dependency (Linux)
-        if: runner.os == 'Linux'
-        run: |
-          sudo apt-get install libpango1.0-dev
-          sudo apt install libcairo2-dev pkg-config python3-dev
-
-      - name: Install System Dependency (MacOS)
+      - name: Install Dependency and Configure
         if: runner.os == 'macOS'
         run: |
-          brew install pango
           brew install cairo
+          echo "LD_LIBRARY_PATH=$HOME/pangoprefix/lib:$LD_LIBRARY_PATH" >> $GITHUB_ENV
+          echo "PKG_CONFIG_PATH=$HOME/pangoprefix/lib/pkgconfig:$PKG_CONFIG_PATH" >> $GITHUB_ENV
+      - name: Set ENV
+        if: runner.os == 'Linux'
+        run: |
+          echo "LD_LIBRARY_PATH=$HOME/pangoprefix/lib/x86_64-linux-gnu:$LD_LIBRARY_PATH" >> $GITHUB_ENV
+          echo "PKG_CONFIG_PATH=$HOME/pangoprefix/lib/x86_64-linux-gnu/pkgconfig:$PKG_CONFIG_PATH" >> $GITHUB_ENV
+      - name: Cache Pango
+        id: cache-pango
+        uses: actions/cache@v2
+        with:
+          path: |
+            /home/runner/pangobuild
+          key: 1-${{ runner.os }}-${{ hashFiles('packing/build_pango_tests.sh') }}
+      - name: Install System Dependency
+        if: steps.cache-pango.outputs.cache-hit != 'true'
+        run: |
+          source packing/build_pango_tests.sh
+
       - name: Install python dependencies
         run: |
           python -m pip install --upgrade pip
@@ -42,6 +54,7 @@ jobs:
           python setup.py sdist
           pip install .
           pip install manim
+          python -c "import manimpango;print(manimpango.cairo_version(),manimpango.pango_version())"
           pytest
       - name: Coverage
         run: |

packing/build_pango_tests.sh

@@ -0,0 +1,65 @@
+#!/usr/bin/env bash
+# build and install pango
+set -e
+
+PANGO_VERSION=1.48.3
+GLIB_VERSION=2.67.6
+FRIBIDI_VERSION=1.0.10
+CAIRO_VERSION=1.17.4
+HARFBUZZ_VERSION=2.7.4
+
+FILE_PATH=$PWD
+PREFIX="$HOME/pangoprefix"
+
+mkdir pango
+cd pango
+echo "::group::Downloading Files"
+
+python -m pip install requests
+python $FILE_PATH/packing/download_and_extract.py "http://download.gnome.org/sources/pango/${PANGO_VERSION%.*}/pango-${PANGO_VERSION}.tar.xz" pango
+python $FILE_PATH/packing/download_and_extract.py "http://download.gnome.org/sources/glib/${GLIB_VERSION%.*}/glib-${GLIB_VERSION}.tar.xz" glib
+python $FILE_PATH/packing/download_and_extract.py "https://github.com/fribidi/fribidi/releases/download/v${FRIBIDI_VERSION}/fribidi-${FRIBIDI_VERSION}.tar.xz" fribidi
+python $FILE_PATH/packing/download_and_extract.py "https://gitlab.freedesktop.org/cairo/cairo/-/archive/${CAIRO_VERSION}/cairo-${CAIRO_VERSION}.tar.gz" cairo
+python $FILE_PATH/packing/download_and_extract.py "https://github.com/harfbuzz/harfbuzz/releases/download/${HARFBUZZ_VERSION}/harfbuzz-${HARFBUZZ_VERSION}.tar.xz" harfbuzz
+
+python -m pip uninstall -y requests
+
+echo "::endgroup::"
+
+export CMAKE_PREFIX_PATH=$PKG_CONFIG_PATH
+LIB_INSTALL_PREFIX=$PREFIX
+
+echo "::group::Install Meson"
+echo "Installing Meson and Ninja"
+pip3 install -U meson ninja
+echo "::endgroup::"
+
+echo "::group::Building and Install Glib"
+meson setup --prefix=$PREFIX --buildtype=release -Dselinux=disabled -Dlibmount=disabled glib_builddir glib
+meson compile -C glib_builddir
+meson install -C glib_builddir
+echo "::endgroup::"
+
+echo "::group::Building and Install Fribidi"
+meson setup --prefix=$PREFIX --buildtype=release fribidi_builddir fribidi
+meson compile -C fribidi_builddir
+meson install -C fribidi_builddir
+echo "::endgroup::"
+
+echo "::group::Building and Installing Cairo"
+meson setup --prefix=$PREFIX --default-library=shared --buildtype=release -Dfontconfig=enabled -Dfreetype=enabled -Dglib=enabled -Dzlib=enabled -Dtee=enabled cairo_builddir cairo
+meson compile -C cairo_builddir
+meson install --no-rebuild -C cairo_builddir
+echo "::endgroup::"
+
+echo "::group::Building and Installing Harfbuzz"
+meson setup --prefix=$PREFIX --buildtype=release -Dtests=disabled -Ddocs=disabled harfbuzz_builddir harfbuzz
+meson compile -C harfbuzz_builddir
+meson install -C harfbuzz_builddir
+echo "::endgroup::"
+
+echo "::group::Buildling and Installing Pango"
+meson setup --prefix=$PREFIX --buildtype=release -Dintrospection=disabled pango_builddir pango
+meson compile -C pango_builddir
+meson install -C pango_builddir
+echo "::endgroup::"

packing/download_dlls.py

@@ -12,7 +12,7 @@
 from pathlib import Path
 from urllib.request import urlretrieve as download
 
-PANGO_VERSION = "1.48.2"
+PANGO_VERSION = "1.48.3"
 
 
 def get_platform():