igraph_strvector_init, igraph_strvector_destroy
igraph_strvector_get, igraph_strvector_set
""
""
""
""
""

"zero"
"one"
"two"
"three"
"four"

igraph_strvector_remove_section
resize to 10 and then back to 5
"zero"
"one"
"two"
"three"
"four"

resize to 0
resize to 10 and then back to 5 again
"zero"
"one"
"two"
"three"
"four"

igraph_strvector_copy
"zero"
"one"
"two"
"three"
"four"

igraph_strvector_push_back
"zeroth"
"first"
"second"
"third"
"fourth"

igraph_strvector_push_back_len
"zeroth"
"first"
"second"
"third"
"fourth"
"extra"
"extra first"
""

igraph_strvector_append
===

===
""
""
""

===
""
""
""

===
"0"
"1"
"2"
"3"
"4"
"5"

igraph_strvector_merge
clear
""
""
""
""

"one"
""
"two"
""

