113     const auto &IE = G.inEdges(EV.first.second);  in graphEdgeTester()
121           G.inEdges(EV.first.second).begin(), G.inEdges(EV.first.second).end(),  in graphEdgeTester()
123       EXPECT_NE(G.inEdges(EV.first.second).end(), It);  in graphEdgeTester()
127           G.inEdges(EV.first.first).begin(), G.inEdges(EV.first.first).end(),  in graphEdgeTester()
129       EXPECT_EQ(G.inEdges(EV.first.first).end(), It);  in graphEdgeTester()
222   EXPECT_EQ(0u, G.inEdges(0u).size());  in TEST()
223   EXPECT_TRUE(G.inEdges(0u).empty());  in TEST()
224   EXPECT_EQ(G.inEdges(0u).begin(), G.inEdges(0u).end());  in TEST()
253   EXPECT_EQ(1u, G.inEdges(0u).size());  in TEST()
254   EXPECT_FALSE(G.inEdges(0u).empty());  in TEST()
255   EXPECT_NE(G.inEdges(0u).begin(), G.inEdges(0u).end());  in TEST()
256   EXPECT_EQ(EI(0u, 0u), G.inEdges(0u).begin()->first);  in TEST()
257   EXPECT_EQ(2u, G.inEdges(0u).begin()->second.EA);  in TEST()
258   EXPECT_EQ(++(G.inEdges(0u).begin()), G.inEdges(0u).end());  in TEST()