add proper test cases

go/ql/lib/semmle/go/frameworks/Fasthttp.qll

@@ -70,8 +70,7 @@ module Fasthttp {
           f.hasQualifiedName("github.com/valyala/fasthttp",
             [
               "DialDualStack", "Dial", "DialTimeout", "DialDualStackTimeout", "Get", "GetDeadline",
-              "GetTimeout", "Post", "Do", "DoDeadline", "DoTimeout", "Write", "Write", "Write",
-              "Write", "Write"
+              "GetTimeout", "Post", "Do", "DoDeadline", "DoTimeout"
             ]) and
           this = f.getACall().getArgument(0)
         )

go/ql/test/library-tests/semmle/go/frameworks/Fasthttp/fasthttp.ql

@@ -1,7 +1,6 @@
 import go
 import semmle.go.frameworks.Fasthttp
 
-from
-  Fasthttp::Request::UntrustedFlowSource u1, Fasthttp::RequestCtx::UntrustedFlowSource u2,
-  Fasthttp::URI::UntrustedFlowSource u3, Fasthttp::RequestHeader::UntrustedFlowSource u4
-select u1, u2, u3, u4
+from Fasthttp::AdditionalStep a, DataFlow::Node pred, DataFlow::Node succ
+where a.hasTaintStep(pred, succ)
+select pred, succ, any(UntrustedFlowSource s)

go/ql/test/library-tests/semmle/go/frameworks/Fasthttp/go.mod

@@ -6,6 +6,39 @@ require github.com/valyala/fasthttp v1.49.0
 
 require (
 	github.com/andybalholm/brotli v1.0.5 // indirect
+	github.com/dgryski/go-minhash v0.0.0-20170608043002-7fe510aff544 // indirect
+	github.com/ekzhu/minhash-lsh v0.0.0-20171225071031-5c06ee8586a1 // indirect
+	github.com/emirpasic/gods v1.12.0 // indirect
+	github.com/github/depstubber v0.0.0-20211124194836-d0e8ca3d2e44 // indirect
+	github.com/go-enry/go-license-detector/v4 v4.0.0 // indirect
+	github.com/go-git/gcfg v1.5.0 // indirect
+	github.com/go-git/go-billy/v5 v5.0.0 // indirect
+	github.com/go-git/go-git/v5 v5.1.0 // indirect
+	github.com/golang/dep v0.5.4 // indirect
+	github.com/hhatto/gorst v0.0.0-20181029133204-ca9f730cac5b // indirect
+	github.com/imdario/mergo v0.3.9 // indirect
+	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
+	github.com/jdkato/prose v1.1.0 // indirect
+	github.com/kevinburke/ssh_config v0.0.0-20190725054713-01f96b0aa0cd // indirect
 	github.com/klauspost/compress v1.16.3 // indirect
+	github.com/mitchellh/go-homedir v1.1.0 // indirect
+	github.com/montanaflynn/stats v0.0.0-20151014174947-eeaced052adb // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/russross/blackfriday/v2 v2.0.1 // indirect
+	github.com/sergi/go-diff v1.1.0 // indirect
+	github.com/shogo82148/go-shuffle v0.0.0-20170808115208-59829097ff3b // indirect
+	github.com/shurcooL/sanitized_anchor_name v0.0.0-20170918181015-86672fcb3f95 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/xanzy/ssh-agent v0.2.1 // indirect
+	golang.org/x/crypto v0.7.0 // indirect
+	golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2 // indirect
+	golang.org/x/mod v0.8.0 // indirect
+	golang.org/x/net v0.8.0 // indirect
+	golang.org/x/sys v0.6.0 // indirect
+	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/tools v0.6.0 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	gonum.org/v1/gonum v0.7.0 // indirect
+	gopkg.in/neurosnap/sentences.v1 v1.0.6 // indirect
+	gopkg.in/warnings.v0 v0.1.2 // indirect
 )

go/ql/test/library-tests/semmle/go/frameworks/Fasthttp/vendor/modules.txt

@@ -0,0 +1,111 @@
+# github.com/valyala/fasthttp v1.49.0
+## explicit
+github.com/valyala/fasthttp
+# github.com/andybalholm/brotli v1.0.5
+## explicit
+github.com/andybalholm/brotli
+# github.com/dgryski/go-minhash v0.0.0-20170608043002-7fe510aff544
+## explicit
+github.com/dgryski/go-minhash
+# github.com/ekzhu/minhash-lsh v0.0.0-20171225071031-5c06ee8586a1
+## explicit
+github.com/ekzhu/minhash-lsh
+# github.com/emirpasic/gods v1.12.0
+## explicit
+github.com/emirpasic/gods
+# github.com/github/depstubber v0.0.0-20211124194836-d0e8ca3d2e44
+## explicit
+github.com/github/depstubber
+# github.com/go-enry/go-license-detector/v4 v4.0.0
+## explicit
+github.com/go-enry/go-license-detector/v4
+# github.com/go-git/gcfg v1.5.0
+## explicit
+github.com/go-git/gcfg
+# github.com/go-git/go-billy/v5 v5.0.0
+## explicit
+github.com/go-git/go-billy/v5
+# github.com/go-git/go-git/v5 v5.1.0
+## explicit
+github.com/go-git/go-git/v5
+# github.com/golang/dep v0.5.4
+## explicit
+github.com/golang/dep
+# github.com/hhatto/gorst v0.0.0-20181029133204-ca9f730cac5b
+## explicit
+github.com/hhatto/gorst
+# github.com/imdario/mergo v0.3.9
+## explicit
+github.com/imdario/mergo
+# github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99
+## explicit
+github.com/jbenet/go-context
+# github.com/jdkato/prose v1.1.0
+## explicit
+github.com/jdkato/prose
+# github.com/kevinburke/ssh_config v0.0.0-20190725054713-01f96b0aa0cd
+## explicit
+github.com/kevinburke/ssh_config
+# github.com/klauspost/compress v1.16.3
+## explicit
+github.com/klauspost/compress
+# github.com/mitchellh/go-homedir v1.1.0
+## explicit
+github.com/mitchellh/go-homedir
+# github.com/montanaflynn/stats v0.0.0-20151014174947-eeaced052adb
+## explicit
+github.com/montanaflynn/stats
+# github.com/pkg/errors v0.9.1
+## explicit
+github.com/pkg/errors
+# github.com/russross/blackfriday/v2 v2.0.1
+## explicit
+github.com/russross/blackfriday/v2
+# github.com/sergi/go-diff v1.1.0
+## explicit
+github.com/sergi/go-diff
+# github.com/shogo82148/go-shuffle v0.0.0-20170808115208-59829097ff3b
+## explicit
+github.com/shogo82148/go-shuffle
+# github.com/shurcooL/sanitized_anchor_name v0.0.0-20170918181015-86672fcb3f95
+## explicit
+github.com/shurcooL/sanitized_anchor_name
+# github.com/valyala/bytebufferpool v1.0.0
+## explicit
+github.com/valyala/bytebufferpool
+# github.com/xanzy/ssh-agent v0.2.1
+## explicit
+github.com/xanzy/ssh-agent
+# golang.org/x/crypto v0.7.0
+## explicit
+golang.org/x/crypto
+# golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2
+## explicit
+golang.org/x/exp
+# golang.org/x/mod v0.8.0
+## explicit
+golang.org/x/mod
+# golang.org/x/net v0.8.0
+## explicit
+golang.org/x/net
+# golang.org/x/sys v0.6.0
+## explicit
+golang.org/x/sys
+# golang.org/x/text v0.8.0
+## explicit
+golang.org/x/text
+# golang.org/x/tools v0.6.0
+## explicit
+golang.org/x/tools
+# golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
+## explicit
+golang.org/x/xerrors
+# gonum.org/v1/gonum v0.7.0
+## explicit
+gonum.org/v1/gonum
+# gopkg.in/neurosnap/sentences.v1 v1.0.6
+## explicit
+gopkg.in/neurosnap/sentences.v1
+# gopkg.in/warnings.v0 v0.1.2
+## explicit
+gopkg.in/warnings.v0