%if 0%{?fedora} || 0%{?rhel} == 6
%global with_devel 1
%global with_bundled 0
%global with_debug 0
%global with_check 1
%global with_unit_test 1
%else
%global with_devel 0
%global with_bundled 0
%global with_debug 0
%global with_check 0
%global with_unit_test 0
%endif

%if 0%{?with_debug}
%global _dwz_low_mem_die_limit 0
%else
%global debug_package   %{nil}
%endif

%global provider        github
%global provider_tld    com
%global project         gonum
%global repo            graph
# https://github.com/gonum/graph
%global provider_prefix %{provider}.%{provider_tld}/%{project}/%{repo}
%global import_path     %{provider_prefix}
%global commit          bde6d0fbd9dec5a997e906611fe0364001364c41
%global shortcommit     %(c=%{commit}; echo ${c:0:7})

Name:           golang-%{provider}-%{project}-%{repo}
Version:        0.9
Release:        5%{?dist}
Summary:        Graph packages for the Go language
License:        BSD
URL:            https://%{provider_prefix}
Source0:        https://%{provider_prefix}/archive/%{commit}/%{repo}-%{shortcommit}.tar.gz

Patch0:         add-license.patch

# e.g. el6 has ppc64 arch without gcc-go, so EA tag is required
ExclusiveArch:  %{?go_arches:%{go_arches}}%{!?go_arches:%{ix86} x86_64 %{arm}}
# If go_compiler is not set to 1, there is no virtual provide. Use golang instead.
BuildRequires:  %{?go_compiler:compiler(go-compiler)}%{!?go_compiler:golang}

%description
%{summary}

%if 0%{?with_devel}
%package devel
Summary:       %{summary}
BuildArch:     noarch

%if 0%{?with_check}
BuildRequires: golang(github.com/gonum/floats)
BuildRequires: golang(github.com/gonum/matrix/mat64)
%endif

Requires:      golang(github.com/gonum/floats)
Requires:      golang(github.com/gonum/matrix/mat64)

Provides:      golang(%{import_path}) = %{version}-%{release}
Provides:      golang(%{import_path}/concrete) = %{version}-%{release}
Provides:      golang(%{import_path}/encoding/dot) = %{version}-%{release}
Provides:      golang(%{import_path}/network) = %{version}-%{release}
Provides:      golang(%{import_path}/path) = %{version}-%{release}
Provides:      golang(%{import_path}/topo) = %{version}-%{release}
Provides:      golang(%{import_path}/traverse) = %{version}-%{release}

%description devel
%{summary}

This package contains library source intended for
building other packages which use import path with
%{import_path} prefix.
%endif

%if 0%{?with_unit_test} && 0%{?with_devel}
%package unit-test
Summary:         Unit tests for %{name} package
%if 0%{?with_check}
#Here comes all BuildRequires: PACKAGE the unit tests
#in %%check section need for running
%endif

# test subpackage tests code from devel subpackage
Requires:        %{name}-devel = %{version}-%{release}

%description unit-test
%{summary}

This package contains unit tests for project
providing packages with %{import_path} prefix.
%endif

%prep
%setup -q -n %{repo}-%{commit}
%patch0 -p1

%build

%install
# source codes for building projects
%if 0%{?with_devel}
install -d -p %{buildroot}/%{gopath}/src/%{import_path}/
echo "%%dir %%{gopath}/src/%%{import_path}/." >> devel.file-list
# find all *.go but no *_test.go files and generate devel.file-list
for file in $(find . -iname "*.go" \! -iname "*_test.go") ; do
    echo "%%dir %%{gopath}/src/%%{import_path}/$(dirname $file)" >> devel.file-list
    install -d -p %{buildroot}/%{gopath}/src/%{import_path}/$(dirname $file)
    cp -pav $file %{buildroot}/%{gopath}/src/%{import_path}/$file
    echo "%%{gopath}/src/%%{import_path}/$file" >> devel.file-list
done
%endif

# testing files for this project
%if 0%{?with_unit_test} && 0%{?with_devel}
install -d -p %{buildroot}/%{gopath}/src/%{import_path}/
# find all *_test.go files and generate unit-test.file-list
for file in $(find . -iname "*_test.go"); do
    echo "%%dir %%{gopath}/src/%%{import_path}/$(dirname $file)" >> devel.file-list
    install -d -p %{buildroot}/%{gopath}/src/%{import_path}/$(dirname $file)
    cp -pav $file %{buildroot}/%{gopath}/src/%{import_path}/$file
    echo "%%{gopath}/src/%%{import_path}/$file" >> unit-test.file-list
done
%endif

%if 0%{?with_devel}
sort -u -o devel.file-list devel.file-list
%endif

%check
%if 0%{?with_check} && 0%{?with_unit_test} && 0%{?with_devel}
%if ! 0%{?with_bundled}
export GOPATH=%{buildroot}/%{gopath}:%{gopath}
%else
export GOPATH=%{buildroot}/%{gopath}:$(pwd)/Godeps/_workspace:%{gopath}
%endif

%if ! 0%{?gotest:1}
%global gotest go test
%endif

%gotest %{import_path}/concrete
%gotest %{import_path}/encoding/dot
%gotest %{import_path}/internal
%gotest %{import_path}/network
# testing "confounding paths directed": unexpected shortest paths
#%%gotest %%{import_path}/path
%gotest %{import_path}/path/internal
%gotest %{import_path}/topo
%gotest %{import_path}/traverse
%endif

#define license tag if not already defined
%{!?_licensedir:%global license %doc}

%if 0%{?with_devel}
%files devel -f devel.file-list
%license LICENSE
%doc README.md
%dir %{gopath}/src/%{provider}.%{provider_tld}/%{project}
%endif

%if 0%{?with_unit_test} && 0%{?with_devel}
%files unit-test -f unit-test.file-list
%license LICENSE
%doc README.md
%endif

%changelog
* Thu Jul 21 2016 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.9-5
- https://fedoraproject.org/wiki/Changes/golang1.7

* Thu Jul 14 2016 Peter Robinson <pbrobinson@fedoraproject.org> 0.9-4
- Fix Exclusive arches for golang/openblas

* Mon Feb 22 2016 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.9-3
- https://fedoraproject.org/wiki/Changes/golang1.6

* Wed Feb 03 2016 Fedora Release Engineering <releng@fedoraproject.org> - 0.9-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild

* Thu Oct 08 2015 jchaloup <jchaloup@redhat.com> - 0-0.1.gitbde6d0f
- First package for Fedora
  resolves: #1269935